Tag Archives: honed tube cylinder

China Good quality DIN2391 St52 CZPT Honed Tube for Hydraulic Cylinder vacuum pump diy

Product Description

 

Kindly pls contact service, if you have any problem, thank you.!!!!!!!!!!!!!!!!

Material: Carbon Steel
Usage: Cylinder
Structure: Piston Cylinder
Samples:
US$ 1/Meter
1 Meter(Min.Order)

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Order Sample

honed tube
Customization:
Available

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

hydraulic cylinder

Can hydraulic cylinders be retrofitted onto existing equipment for improved functionality?

Yes, hydraulic cylinders can be retrofitted onto existing equipment to enhance functionality and performance. Retrofitting hydraulic cylinders onto existing machinery or equipment offers several benefits, including increased power, improved control, enhanced precision, and versatility. Here’s a detailed explanation of how hydraulic cylinders can be retrofitted onto existing equipment for improved functionality:

1. Increased Power:

– Retrofitting hydraulic cylinders allows for the addition of hydraulic power to the existing equipment. By integrating hydraulic cylinders, the equipment can generate higher forces and handle heavier loads. This increased power enables the equipment to perform tasks that were previously challenging or impossible. For example, a retrofit hydraulic cylinder on a crane can enhance its lifting capacity and enable it to handle heavier loads more efficiently.

2. Improved Control:

– Hydraulic cylinders provide precise control over the motion and positioning of equipment. By retrofitting hydraulic cylinders, operators gain better control over the speed, force, and direction of movement. The addition of hydraulic control valves and a hydraulic power unit allows for fine-tuning of the equipment’s operation. Improved control facilitates safer and more efficient operation, reducing the risk of damage and improving overall productivity.

3. Enhanced Precision:

– Retrofitting hydraulic cylinders onto existing equipment can significantly improve precision and accuracy. Hydraulic systems offer precise control over movement, enabling smooth and controlled motion. This enhanced precision is beneficial in applications where precise positioning or repetitive movements are required. For instance, retrofitting hydraulic cylinders onto a robotic arm can enhance its accuracy and repeatability, making it more suitable for tasks that demand high precision.

4. Versatility and Adaptability:

– Retrofitting hydraulic cylinders can increase the versatility and adaptability of existing equipment. Hydraulic systems can be easily integrated with various types of machinery, allowing for the utilization of hydraulic power across different applications. The modular nature of hydraulic components facilitates the retrofitting process, enabling the equipment to perform a broader range of tasks. This versatility is particularly advantageous in industries where equipment needs to adapt to changing operational requirements.

5. Retrofit Kits and Customization:

– Manufacturers often provide retrofit kits that include all the necessary components for integrating hydraulic cylinders onto existing equipment. These kits typically consist of hydraulic cylinders, mounting brackets, hoses, fittings, control valves, and other required accessories. Retrofit kits simplify the retrofitting process and ensure compatibility between the hydraulic components and the existing equipment. Additionally, manufacturers can offer customization options to tailor the retrofit solution to specific equipment and application needs.

6. Cost-Effective Solution:

– Retrofitting hydraulic cylinders onto existing equipment can be a cost-effective solution compared to purchasing new machinery. By leveraging the existing equipment’s structural framework and mechanical components, the overall cost of upgrading can be reduced. Retrofitting also minimizes downtime since the equipment does not need to be completely replaced. Furthermore, the improved functionality and performance resulting from the retrofit can lead to increased productivity and cost savings in the long run.

7. Professional Installation and Expertise:

– Retrofitting hydraulic cylinders onto existing equipment often requires professional installation and expertise. Working with experienced hydraulic system integrators or manufacturers ensures proper installation, compatibility, and optimal performance of the retrofit solution. These professionals can assess the existing equipment, recommend suitable hydraulic components, and carry out the retrofitting process efficiently. Their knowledge and expertise contribute to the successful integration of hydraulic cylinders and the overall improvement of equipment functionality.

In summary, hydraulic cylinders can indeed be retrofitted onto existing equipment to improve functionality. This retrofitting process offers advantages such as increased power, improved control, enhanced precision, versatility, cost-effectiveness, and access to retrofit kits and customization options. By retrofitting hydraulic cylinders, existing equipment can be upgraded to meet evolving operational needs, extend its lifespan, and enhance overall performance.

hydraulic cylinder

What considerations are important when selecting hydraulic cylinders for mobile equipment?

To select hydraulic cylinders for mobile equipment, several important considerations need to be taken into account. Here are the key factors to consider:

  1. Load Capacity: Determine the maximum load or force that the hydraulic cylinder will need to support. This includes both the static load and any dynamic or shock loads that may be encountered during operation.
  2. Stroke Length: Consider the required stroke length, which is the distance the hydraulic cylinder can extend and retract. Ensure that the stroke length is sufficient for the specific application and range of motion needed.
  3. Operating Pressure: Determine the maximum operating pressure required for the hydraulic system. This will depend on the load and the specific application. Select a hydraulic cylinder with a pressure rating that exceeds the maximum operating pressure to ensure safety and durability.
  4. Mounting Style: Consider the available space and the mounting requirements of the mobile equipment. Hydraulic cylinders come in various mounting styles, such as flange, trunnion, clevis, and pivot, among others. Choose a mounting style that is compatible with the equipment and provides the necessary support and stability.
  5. Size and Weight: Take into account the physical dimensions and weight of the hydraulic cylinder. Ensure that it can fit within the available space and that the equipment can support its weight without compromising performance or safety.
  6. Speed and Precision: Evaluate the required speed and precision of the hydraulic cylinder’s movement. Different cylinder designs and configurations can affect the speed and accuracy of motion. Consider factors such as cylinder bore size, rod diameter, and the presence of cushioning or dampening features.
  7. Environmental Factors: Assess the operating environment of the mobile equipment. Consider factors such as temperature extremes, exposure to moisture, dust, and chemicals. Select hydraulic cylinders with appropriate seals and coatings that can withstand the environmental conditions and prevent corrosion or damage.
  8. Reliability and Maintenance: Consider the reliability and maintenance requirements of the hydraulic cylinders. Look for reputable manufacturers that provide high-quality products with a proven track record. Evaluate factors such as expected service life, availability of spare parts, and ease of maintenance.
  9. Cost: Finally, consider the cost of the hydraulic cylinders, including the initial purchase price, installation costs, and long-term maintenance expenses. While it is essential to find a cost-effective solution, prioritize quality and performance to ensure safe and efficient operation.

hydraulic cylinder

How do hydraulic cylinders ensure precise and controlled movement in equipment?

Hydraulic cylinders are widely used in various equipment and machinery to provide precise and controlled movement. They utilize hydraulic fluid and mechanical components to achieve accurate positioning, smooth operation, and reliable control. Here’s a detailed explanation of how hydraulic cylinders ensure precise and controlled movement in equipment:

1. Hydraulic Principle:

– Hydraulic cylinders operate based on Pascal’s law, which states that pressure exerted on a fluid is transmitted equally in all directions. The hydraulic fluid is contained within the cylinder, and when pressure is applied, it acts on the piston, generating force. By controlling the pressure and flow of hydraulic fluid, the movement of the cylinder can be precisely regulated, allowing for accurate and controlled motion.

2. Force and Load Management:

– Hydraulic cylinders are designed to handle specific loads and forces. The force generated by the hydraulic cylinder depends on the hydraulic pressure and the surface area of the piston. By adjusting the pressure, the force output can be controlled. This allows for precise management of the load and ensures that the cylinder can handle the required force without exerting excessive or insufficient force. Proper load management contributes to the precise and controlled movement of the equipment.

3. Control Valves:

– Control valves play a crucial role in regulating the flow and direction of hydraulic fluid within the cylinder. These valves allow operators to control the extension and retraction of the cylinder, adjust the speed of movement, and stop or hold the cylinder at any desired position. By manipulating the control valves, precise and controlled movement can be achieved, enabling operators to position equipment accurately and perform specific tasks with precision.

4. Flow Control:

– Hydraulic cylinders incorporate flow control valves to manage the rate of hydraulic fluid flow. These valves control the speed of the cylinder’s extension and retraction, allowing for smooth and controlled movement. By adjusting the flow rate, operators can precisely control the speed of the cylinder, ensuring that it moves at the desired rate without sudden or erratic movements. Flow control contributes to the overall precision and control of the equipment’s movement.

5. Position Sensing:

– To ensure precise movement, hydraulic cylinders can be equipped with position sensing devices such as linear transducers or proximity sensors. These sensors provide feedback on the position of the cylinder, allowing for accurate position control and closed-loop control systems. By continuously monitoring the position, the equipment’s movement can be controlled with high accuracy, enabling precise positioning and operation.

6. Proportional Control:

– Advanced hydraulic systems utilize proportional control technology, which allows for precise and fine-tuned control of the hydraulic cylinder’s movement. Proportional valves, often operated by electronic control systems, provide variable flow rates and pressure adjustments. This technology enables precise control of speed, force, and position, resulting in highly accurate and controlled movement of the equipment.

7. Cushioning and Damping:

– Hydraulic cylinders can incorporate cushioning and damping mechanisms to ensure smooth and controlled movement at the end of the stroke. Cushioning features, such as adjustable cushions or shock absorbers, reduce the impact and decelerate the cylinder before reaching the end of the stroke. This prevents abrupt stops and minimizes vibrations, contributing to precise and controlled movement.

8. Load Compensation:

– Some hydraulic systems utilize load compensation mechanisms to maintain precise movement even when the load varies. Load-sensing systems monitor the load demand and adjust the hydraulic pressure and flow accordingly to meet that demand. This compensation ensures that the equipment’s movement remains accurate and controlled, regardless of changes in the applied load.

In summary, hydraulic cylinders ensure precise and controlled movement in equipment through the application of hydraulic principles, force and load management, control valves, flow control, position sensing, proportional control, cushioning and damping mechanisms, and load compensation. These features and technologies allow operators to achieve accurate positioning, smooth operation, and reliable control, enabling equipment to perform tasks with precision and efficiency. The combination of hydraulic power and careful design considerations ensures that hydraulic cylinders deliver precise and controlled movement in a wide range of industrial applications.

China Good quality DIN2391 St52 CZPT Honed Tube for Hydraulic Cylinder   vacuum pump diyChina Good quality DIN2391 St52 CZPT Honed Tube for Hydraulic Cylinder   vacuum pump diy
editor by CX 2023-11-18

China Hot selling Double Acting Piston Rod Hydraulic Cylinder with Honed Tube for Car Lift with high quality

Product Description

Double Acting Piston Rod Hydraulic Cylinder with Honed Tube For Car Lift


About Our Company

HangZhou GD Machinery Co., Ltd. is a specialized manufacturer and trader with main products: hydraulic cylinders, hydraulic power units, hydraulic manifolds-blocks, hydraulic flanges,pneumatic cylinders and custom-made components and parts, like industrial valves.

Our sales markets have covered our sales markets have covered North America, Europe, Australia and Japan.

About Hydraulic Cylinder with Honed Tube

The Process Flow of Hydraulic Cylinder with Honed Tube

The Machinery to Produce Hydraulic Cylinder with Honed Tube

The Packing of Hydraulic Cylinder with Honed Tube

Welcome to send us a quotation. We’d like to give you the best survice.

Certification: ISO9001
Pressure: 2500psi
Work Temperature: Normal Temperature
Samples:
US$ 100/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

hydraulic cylinder

How do hydraulic cylinders handle the challenges of precise positioning and control?

Hydraulic cylinders are designed to handle the challenges of precise positioning and control with a combination of engineering principles and advanced control systems. These challenges often arise in applications where accurate and controlled movements are required, such as in industrial automation, construction, and material handling. Here’s a detailed explanation of how hydraulic cylinders overcome these challenges:

1. Fluid Power Control:

– Hydraulic cylinders utilize fluid power control to achieve precise positioning and control. The hydraulic system consists of a hydraulic pump, control valves, and hydraulic fluid. By regulating the flow of hydraulic fluid into and out of the cylinder, operators can control the speed, direction, and force exerted by the cylinder. The fluid power control allows for smooth and accurate movements, enabling precise positioning of the hydraulic cylinder and the attached load.

2. Control Valves:

– Control valves play a crucial role in handling the challenges of precise positioning and control. These valves are responsible for directing the flow of hydraulic fluid within the system. They can be manually operated or electronically controlled. Control valves allow operators to adjust the flow rate of the hydraulic fluid, controlling the speed of the cylinder’s movement. By modulating the flow, operators can achieve fine control over the positioning of the hydraulic cylinder, enabling precise and accurate movements.

3. Proportional Control:

– Hydraulic cylinders can be equipped with proportional control systems, which offer enhanced precision in positioning and control. Proportional control systems utilize electronic feedback and control algorithms to precisely regulate the flow and pressure of the hydraulic fluid. These systems provide accurate and proportional control over the movement of the hydraulic cylinder, allowing for precise positioning at various points along its stroke length. Proportional control enhances the cylinder’s ability to handle complex tasks that require precise movements and control.

4. Position Feedback Sensors:

– To achieve precise positioning, hydraulic cylinders often incorporate position feedback sensors. These sensors provide real-time information about the position of the cylinder’s piston rod. Common types of position feedback sensors include potentiometers, linear variable differential transformers (LVDTs), and magnetostrictive sensors. By continuously monitoring the position, the feedback sensors enable closed-loop control, allowing for accurate positioning and control of the hydraulic cylinder. The feedback information is used to adjust the flow of hydraulic fluid to achieve the desired position accurately.

5. Servo Control Systems:

– Advanced hydraulic systems employ servo control systems to handle the challenges of precise positioning and control. Servo control systems combine electronic control, position feedback sensors, and proportional control valves to achieve high levels of accuracy and responsiveness. The servo control system continuously compares the desired position with the actual position of the hydraulic cylinder and adjusts the flow of hydraulic fluid to minimize any positional error. This closed-loop control mechanism enables the hydraulic cylinder to maintain precise positioning and control, even under varying loads or external disturbances.

6. Integrated Automation:

– Hydraulic cylinders can be integrated into automated systems to achieve precise positioning and control. In such setups, the hydraulic cylinders are controlled by programmable logic controllers (PLCs) or other automation controllers. These controllers receive input signals from various sensors and use pre-programmed logic to command the hydraulic cylinder’s movements. The integration of hydraulic cylinders into automated systems allows for precise and repeatable positioning and control, enabling complex sequences of movements to be executed with high accuracy.

7. Advanced Control Algorithms:

– Advancements in control algorithms have also contributed to the precise positioning and control of hydraulic cylinders. These algorithms, such as PID (Proportional-Integral-Derivative) control, adaptive control, and model-based control, enable sophisticated control strategies to be implemented. These algorithms consider factors such as load variations, system dynamics, and environmental conditions to optimize the control of hydraulic cylinders. By employing advanced control algorithms, hydraulic cylinders can compensate for disturbances and achieve precise positioning and control over a wide range of operating conditions.

In summary, hydraulic cylinders overcome the challenges of precise positioning and control through the use of fluid power control, control valves, proportional control, position feedback sensors, servo control systems, integrated automation, and advanced control algorithms. By combining these elements, hydraulic cylinders can achieve accurate and controlled movements, enabling precise positioning and control in various applications. These capabilities are essential for industries that require high precision and repeatability in their operations, such as industrial automation, robotics, and material handling.

hydraulic cylinder

Handling Challenges of Different Fluid Viscosities in Hydraulic Cylinders

Hydraulic cylinders are designed to handle the challenges associated with different fluid viscosities. The viscosity of hydraulic fluid can vary based on temperature, type of fluid used, and other factors. Hydraulic systems need to accommodate these variations to ensure optimal performance and efficiency. Let’s explore how hydraulic cylinders handle the challenges of different fluid viscosities:

  1. Fluid Selection: Hydraulic cylinders are designed to work with a range of hydraulic fluids, each with its specific viscosity characteristics. The selection of an appropriate fluid with the desired viscosity is crucial to ensure optimal performance. Manufacturers provide guidelines regarding the recommended viscosity range for specific hydraulic systems and cylinders. By choosing the right fluid, hydraulic cylinders can effectively handle the challenges posed by different fluid viscosities.
  2. Viscosity Compensation: Hydraulic systems often incorporate features to compensate for variations in fluid viscosity. For example, some hydraulic systems utilize pressure compensating valves that adjust the flow rate based on the viscosity of the fluid. This compensation ensures consistent performance across different operating conditions and fluid viscosities. Hydraulic cylinders work in conjunction with these compensation mechanisms to maintain precision and control, regardless of the fluid viscosity.
  3. Temperature Control: Fluid viscosity is highly dependent on temperature. Hydraulic cylinders employ various temperature control mechanisms to address the challenges posed by temperature-induced viscosity changes. Heat exchangers, coolers, and thermostatic valves are commonly used to regulate the temperature of the hydraulic fluid within the system. By controlling the fluid temperature, hydraulic cylinders can maintain the desired viscosity range, ensuring reliable and efficient operation.
  4. Efficient Filtration: Contaminants in hydraulic fluid can affect its viscosity and overall performance. Hydraulic systems incorporate efficient filtration systems to remove particles and impurities from the fluid. Clean fluid with the appropriate viscosity ensures optimal functioning of hydraulic cylinders. Regular maintenance and filter replacements are essential to uphold the desired fluid viscosity and prevent issues related to fluid contamination.
  5. Proper Lubrication: Different fluid viscosities can impact the lubrication properties within hydraulic cylinders. Lubrication is essential for minimizing friction and wear between moving parts. Hydraulic systems employ lubricants specifically formulated for the anticipated fluid viscosity range. Adequate lubrication ensures smooth operation and extends the lifespan of hydraulic cylinders, even in the presence of varying fluid viscosities.

In summary, hydraulic cylinders employ various strategies to handle the challenges associated with different fluid viscosities. By selecting appropriate fluids, incorporating viscosity compensation mechanisms, controlling temperature, implementing efficient filtration, and ensuring proper lubrication, hydraulic cylinders can accommodate variations in fluid viscosity. These measures enable hydraulic systems to deliver consistent performance, precise control, and efficient operation across different fluid viscosity ranges.

hydraulic cylinder

What benefits do hydraulic cylinders offer for tasks requiring heavy lifting or movement?

Hydraulic cylinders offer numerous benefits for tasks that involve heavy lifting or movement. Their unique design and characteristics make them well-suited for applications that require substantial force, precise control, and reliable operation. Here are the detailed benefits that hydraulic cylinders provide for such tasks:

1. High Force Generation:

– Hydraulic cylinders are capable of generating significant amounts of force. By utilizing hydraulic pressure, which can be easily amplified, hydraulic cylinders can exert substantial force to lift and move heavy loads. The force output of a hydraulic cylinder is directly proportional to the hydraulic pressure and the surface area of the piston. This high force capability makes hydraulic cylinders ideal for tasks that involve heavy lifting, pushing, or pulling.

2. Precise Control:

– Hydraulic cylinders offer precise control over the force and motion they generate. By regulating the flow of hydraulic fluid into the cylinder, the speed, direction, and position of the cylinder’s movement can be accurately controlled. This level of control is crucial for tasks that require precise positioning, delicate movements, or synchronization of multiple cylinders. It enables operators to perform operations with accuracy and minimize the risk of damage or accidents.

3. Safety:

– Hydraulic cylinders are designed with safety features to ensure the protection of both personnel and equipment. They incorporate overload protection mechanisms, such as relief valves, that prevent excessive force or pressure from damaging the system. Additionally, hydraulic cylinders allow for controlled and gradual movements, reducing the risk of sudden and uncontrolled motions that could pose safety hazards during heavy lifting or movement tasks.

4. Versatility and Adaptability:

– Hydraulic cylinders are versatile components that can be adapted to meet specific requirements. They can be customized based on factors such as force capacity, stroke length, speed, and mounting options, allowing them to be integrated into various types of machinery. This versatility makes hydraulic cylinders suitable for a wide range of applications, including construction, material handling, mining, agriculture, and more.

5. Smooth and Controlled Operation:

– Hydraulic cylinders provide smooth and controlled operation, ensuring efficient and reliable performance during heavy lifting or movement tasks. The hydraulic fluid acts as a cushioning medium, which helps dampen shocks and vibrations, resulting in smoother and quieter operation. This controlled operation also reduces the risk of damage to the load being lifted or the surrounding equipment.

6. Compact Design:

– Hydraulic cylinders offer a high power-to-size ratio, allowing for compact machinery design. Their relatively small size, compared to the forces they can generate, makes them suitable for applications where space is limited or weight restrictions apply. This compact design enables the integration of hydraulic cylinders into different types of equipment without compromising performance or efficiency.

7. Durability and Reliability:

– Hydraulic cylinders are built to withstand rigorous operating conditions and provide long-term reliability. They are constructed with robust materials, precise machining, and effective sealing systems to ensure durability and prevent fluid leakage. Hydraulic cylinders can withstand high pressures, heavy loads, and continuous use, making them suitable for demanding tasks involving heavy lifting or movement.

8. Energy Efficiency:

– Hydraulic cylinders contribute to energy efficiency in tasks requiring heavy lifting or movement. Hydraulic systems allow for the transfer of power over long distances without significant power losses. Additionally, hydraulic cylinders can incorporate energy-saving features such as load-sensing technology and regenerative circuits, which reduce energy consumption by optimizing the use of hydraulic fluid.

In summary, hydraulic cylinders offer several benefits for tasks that involve heavy lifting or movement. They provide high force generation, precise control, safety features, versatility, smooth operation, compact design, durability, and energy efficiency. These advantages make hydraulic cylinders indispensable components in various industries where heavy loads need to be lifted, pushed, or moved with accuracy and reliability.

China Hot selling Double Acting Piston Rod Hydraulic Cylinder with Honed Tube for Car Lift   with high quality China Hot selling Double Acting Piston Rod Hydraulic Cylinder with Honed Tube for Car Lift   with high quality
editor by CX 2023-11-16

China best E355 Cylinder Honed Tube H8 H9 Honed Cylinder Tube Telescopic Cylinders vacuum pump ac

Product Description

Supply Ability   5000 Ton/Tons per Month

Packaging & delivery  Packaging Details
Standard Seaworthy package or as the customer’s requirement.
Port   ZheJiang Port or HangZhou Port

1.Seamless steel tube

Widely used in the hydraulic cylinder of the heavy machinery, Cranes, excavator also forklifts. Material is various, mainly STKM-13CT, ST52, CK45 and AISI 1571. We can also offer as customized seamless steel tube.

2.cold drawn steel tube/cold rolled steel tube

Grade: 20# 45# 16Mn 25Mn 27SiMn E355 ST52 STKM11A STKM13A

Standard: GB/T8713 GB/T3639 DIN2391 EN10305 ASTMA519

Range: 30-300mm

Length: 11m(max)

The cold process can change the thickness of tube to meet client’s request and offer better mechanical property.

3. SRB&Honed steel tube

ID Tolerance: H8 H9

ID Roughness: RA0.4micron(max)

Length: 6m(max)

Inner roughness: Ra0.2-0.8um

Straightness: 1:1000 or customized

This process can improve the roughness of the inner tube to 0.2-0.8um and make inside tube more smooth which can be used for cylinder directly.

4.hydraulic cylinder tube, hydraulic tube, cylinder tube

Lead time:

Quantity(tons) 1 – 15 16 – 82 >82
Lead time (days) 5 10 To be negotiated

 

Usual size
 

Size ID*OD (mm) length can be fixed biggest 6M

40*50

90*110

140*170

190*215

40*55

95*110

145*170

190*220

50*60

95*115

150*170

190*225

50*65

100*110

150*175

200*220

55*70

100*114

150*180

200*225

60*70

100*115

155*180

200*230

60*75

100*120

160*175

200*245

60*78

100*125

160*180

200*250

63*73

105*125

160*185

220*250

63*75

110*125

160*190

220*270

63*76

110*130

160*195

225*250

63*78

115*130

165*190

240*273

65*80

115*135

165*205

250*290

70*80

120*140

170*200

250*300

70*82

125*140

180*200

200*213

70*85

125*145

180*205

200*216

70*90

125*150

180*210

250*266

75*90

130*150

180*215

60*45

80*92

130*155

180*220

70*57

80*95

130*160

185*205

90*80

80*100

135*160

185*215

102*90

85*100

140*160

185*220

50*40

90*105

140*165

190*210

55*40

Product Parameters
 

Product Name

Seamless Steel Pipe

Standard

ASTM A106-2006, ASTM A53-2007, API 5L, DIN 1626, DIN 17175, GB/T 8163-1999, JIS G3456-2004

Grade

10#, 20#, ST37, ST42, STB42, A53(A,B), A106(B,C)

Thickness

1mm – 30mm

Section Shape

Round

Place of Origin

China

Application

Structure Pipe

Technique

Hot Rolled

Certification

ISO

Alloy Or Not

 

Tolerance

+5%

Type

Seamless Steel Pipe

Processing Service

Bending. Welding, Punching, Cutting

Keyword

A106B A53B seamless steel pipe

MOQ

1 Ton

 

DIN2391 ST52 H8 Cylinder Honed Pipe Honed Tube For Hydraulic Parts

 

Inside Dia

 

(mm)

ID Tolerance (mm)

 

WT Tolerance 

 

(mm)

H7

H8

H9

H10

≤30

+0.571/0

+0.033/0

+0.052/0

+0.084/0

 

 

 

 

 

±7.5%

>210mm ±10%

30 – ≤50

+0.571/0

+0.039/0

+0.062/0

+0.100/0

50 – ≤80

+0.030/0

+0.046/0

+0.074/0

+0.120/0

80 – ≤120

+0.035/0

+0.054/0

+0.087/0

+0.140/0

120 – ≤180

+0.040/0

+0.063/0

+0.100/0

+0.160/0

180 – ≤250

+0.046/0

+0.072/0

+0.115/0

+0.185/0

250 – ≤315

+0.052/0

+0.081/0

+0.130/0

+0.210/0

315 – ≤700

+0.057/0

+0.089/0

+0.140/0

+0.230/0

 

Steel Grade

Chemical composition %

 

C

 

Si

 

Mn

P

S

Al

20#

0.17-0.24

0.17-0.37

0.35-0.65

0.035

0.035

/

45#

0.42-0.50

0.17-0.37

0.50-0.80

0.035

0.035

/

Q345B

≤0.2

≤0.5

1.00-1.60

0.03

0.03

/

Q345D

≤0.2

≤0.5

1.00-1.60

0.03

0.03

0.015

25Mn

0.22-0.29

0.17-0.37

0.70-1.00

0.035

0.035

/

27SiMn

0.24-0.32

1.10-1.40

1.10-1.40

0.035

0.035

/

ST52

≤0.22

≤0.55

≤1.6

0.571

0.571

/

SAE1026

0.22-0.28

0.15-0.35

0.60-0.90

0.04

0.05

/

Delivery Condition

cold finished (hard) (BK)

cold drawn and stress-relieved (BK+S)

 

Steel Grade

Tensile Strength (Mpa)

Elongation (%)

Tensile Strength (Mpa)

Yield Strength (Mpa)

Elongation (%)

20#

≥550

≥8

≥520

≥375

≥15

45#

≥640

≥5

≥600

≥520

≥10

16Mn

≥640

≥5

≥600

≥520

≥14

25Mn

≥640

≥5

≥600

≥510

≥15

27SiMn

≥800

≥5

≥760

≥610

≥10

ST52

≥640

≥5

≥600

≥520

≥14

SAE1026

≥640

≥5

≥600

≥510

≥15

 

Type: Hydraulic Cylinder Pipe
Technique: Cold Rolled
Material: Carbon Steel
Surface Treatment: Cold Rolled Steel Tube
Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Hydraulic Cylinder
Section Shape: Round
Samples:
US$ 80/Meter
1 Meter(Min.Order)

|

Customization:
Available

|

forklift hydraulic cylinder

Can hydraulic cylinders be used in narrow-aisle forklifts?

Yes, hydraulic cylinders can be used in narrow-aisle forklifts. In fact, hydraulic cylinders play a crucial role in the lifting and operational capabilities of these specialized forklifts designed for maneuvering in narrow spaces. Here’s an explanation of their use:

Narrow-aisle forklifts, also known as narrow-aisle reach trucks or very narrow aisle (VNA) forklifts, are designed to operate in tight spaces with narrow aisles and high racking systems. These forklifts rely on hydraulic systems, including hydraulic cylinders, to perform their lifting and positioning functions.

The hydraulic cylinder in a narrow-aisle forklift is responsible for vertically extending and retracting the mast assembly, which carries the load-carrying forks. The mast assembly typically consists of multiple stages that can reach significant heights to access the high racking systems.

When the operator activates the lifting control, hydraulic fluid is pressurized and directed to the hydraulic cylinder. The cylinder extends vertically, raising the mast and forks to the desired height. The hydraulic system provides precise control over the lifting speed and positioning, allowing for efficient and accurate load handling in narrow spaces.

In addition to the lifting function, hydraulic cylinders can also contribute to the tilting and side-shifting capabilities of narrow-aisle forklifts. Some models are equipped with hydraulic cylinders that enable the tilting of the mast or the forks, allowing for better load positioning and stability. Hydraulic cylinders can also be employed to provide side-shifting functionality, enabling the lateral movement of the forks for improved load placement.

The use of hydraulic cylinders in narrow-aisle forklifts ensures that these specialized machines have the necessary power and control to operate in tight spaces. The hydraulic system provides the force required for lifting and positioning loads, while also offering the flexibility to tilt or shift the forks as needed.

In summary, hydraulic cylinders are an integral part of narrow-aisle forklifts. They enable the vertical lifting of the mast assembly and contribute to tilting and side-shifting functionalities. By utilizing hydraulic power, these forklifts can efficiently navigate narrow aisles and handle loads in high racking systems with precision and control.

forklift hydraulic cylinder

How does a forklift hydraulic cylinder handle variations in seal technology?

A forklift hydraulic cylinder is designed to handle variations in seal technology to ensure effective sealing and reliable performance. Here’s an explanation of how it achieves this:

The hydraulic cylinder’s ability to accommodate different seal technologies is essential for maintaining hydraulic fluid integrity and preventing leakage. The cylinder handles variations in seal technology through the following mechanisms:

1. Seal Compatibility:

Forklift hydraulic cylinders are designed to be compatible with various types of seal technologies. Different seal materials and designs are available, such as O-rings, lip seals, and composite seals. The cylinder is manufactured with precise dimensions and tolerances to accommodate the specific seal technology being used. This compatibility ensures a proper fit and seal, regardless of the seal technology employed.

2. Material Selection:

The choice of cylinder material is also crucial in handling variations in seal technology. Different seal materials have varying compatibility with specific cylinder materials. Forklift hydraulic cylinders are typically constructed using materials such as steel or aluminum alloys, which offer excellent compatibility with a wide range of seal technologies. The cylinder material is selected to work harmoniously with different seal materials, ensuring reliable sealing performance.

3. Seal Design and Construction:

The design and construction of seals in the hydraulic cylinder are optimized to accommodate variations in seal technology. Seal manufacturers develop seals with specific features and characteristics tailored to different applications. These features may include improved sealing lip geometry, advanced materials with enhanced wear resistance, and specialized sealing mechanisms. The cylinder is designed to accommodate these variations, providing the necessary space and support for the specific seal technology being utilized.

4. Testing and Quality Control:

Hydraulic cylinders undergo rigorous testing and quality control processes to ensure seal compatibility and performance. During manufacturing, seals are inspected for proper fit, dimensions, and sealing integrity. The hydraulic system is also subjected to pressure and leakage tests to verify the effectiveness of the seals and overall system performance. These testing and quality control measures help identify any issues related to seal technology and allow for necessary adjustments or improvements.

In summary, a forklift hydraulic cylinder handles variations in seal technology through seal compatibility, appropriate material selection, seal design and construction, and rigorous testing and quality control. These measures ensure that the cylinder can effectively accommodate different seal technologies, providing reliable sealing performance and preventing hydraulic fluid leakage.

forklift hydraulic cylinder

How Does a Forklift Hydraulic Cylinder Handle Variations in Lift Height?

A forklift hydraulic cylinder is responsible for raising and lowering the forks or lifting platform, allowing the forklift to handle loads at different heights. It handles variations in lift height through a combination of design features and hydraulic principles. Here’s a detailed explanation of how a forklift hydraulic cylinder handles variations in lift height:

1. Piston and Cylinder Design:

The hydraulic cylinder consists of a piston and a cylinder, which are sealed together to form a closed hydraulic system. The piston is connected to the forks or lifting platform, while the cylinder is fixed to the forklift frame. The design of the piston and cylinder allows for smooth movement and effective transfer of hydraulic pressure to generate lifting force.

2. Hydraulic Fluid and Pressure:

The hydraulic cylinder operates on the principle of Pascal’s Law, which states that when pressure is applied to a fluid in a closed system, it is transmitted equally in all directions. In the case of a forklift hydraulic cylinder, hydraulic fluid is used as the medium to transmit pressure. When hydraulic fluid is pumped into the cylinder, it creates pressure on the piston, causing it to move upward and lift the forks or lifting platform.

3. Cross-Sectional Area and Force:

The cross-sectional area of the piston within the hydraulic cylinder determines the force that can be exerted. A larger piston area can generate a greater lifting force. By varying the diameter of the piston, forklift manufacturers can adjust the lifting capacity and handle variations in lift height. Forklifts designed for heavier loads typically have larger piston areas to generate the necessary lifting force.

4. Valves and Controls:

The hydraulic system of a forklift includes valves and controls that regulate the flow of hydraulic fluid to the cylinder. These valves, such as control valves and relief valves, allow for precise control of the lifting operation. By adjusting the valves, operators can control the speed of ascent and descent, enabling smooth and controlled variations in lift height.

5. Telescopic Cylinders:

In some forklift designs, especially those used for high-reach applications, telescopic cylinders are employed. Telescopic cylinders consist of several nested stages that extend and retract, providing increased lift height. These cylinders allow for a compact design when retracted while offering extended reach when fully extended. Telescopic cylinders enable forklifts to handle variations in lift height without compromising stability or requiring excessively long cylinder strokes.

6. Stability and Counterbalancing:

Handling variations in lift height requires maintaining forklift stability. Forklifts are designed with counterweight systems to balance the load and prevent tipping. The hydraulic cylinder’s operation is coordinated with the counterweight system, ensuring that the center of gravity remains within safe limits during lifting and lowering operations. This counterbalancing helps maintain stability even when handling loads at different heights.

Through careful design, hydraulic principles, and the integration of valves and controls, a forklift hydraulic cylinder effectively handles variations in lift height. The combination of hydraulic pressure, piston and cylinder design, control mechanisms, and counterbalancing ensures precise and controlled lifting operations, allowing forklifts to safely handle loads at different heights as required in various material handling applications.

China best E355 Cylinder Honed Tube H8 H9 Honed Cylinder Tube Telescopic Cylinders   vacuum pump acChina best E355 Cylinder Honed Tube H8 H9 Honed Cylinder Tube Telescopic Cylinders   vacuum pump ac
editor by CX 2023-10-22

China Good quality Seamless Steel St52.3 Hydraulic Cylinder Honed Tube vacuum pump booster

Product Description

Product Description

Seamless Steel Honed Tube is made of JIS STKM13C/ DIN ST52/ ASTM A106/ SAE1571 and welded pipe: DIN ST52.3 are also offered. Seamless Steel Hydraulic Cylinder Honed Tube withstands higher pressure than welded tube without splits. But, roundness of welded honed barrels is superior to seamless pipe. After honing, carbon steel cylinder honed tube of mechanical structure use has precision diameter, smooth surface, and excellent performance of oil storage. This kind of Hydraulic Cylinder Tube and Pneumatic Cylinder Tube work smoothly without pauses and has longer working life in cylinders. Applies to hydraulic cylinders tube, pneumatic cylinders tube, forklift, crane, excavator, punching machine, and other kinds of labor-saving automatic mechanical engineering.

Advantage of Product

1)Professional & skilled, reliable.
2)One-stop total solution
3)ready stock goods with fast delivery
4)Customizable: Non-standard sizes are also available
5)Small quantity is acceptable
6)Cash back: Refund or replacement for any product faulty

 

 

 

  Product Name    Hydraulic Cylinder Honed Tube

Standard

DIN2391, EN10305, ASTM A519, GB/T 3639-200

Material

Q355B Q355D C20,ST52,E355 SAE1026.CK STKM 13C

Heat treatment

BK+S

Specification

 Outer diameter(mm) : 40-480mm

I.D Tolerance

H8-H9

Length

Fixed Length, Random Length(3–9m)or as requests of customers

Straightness

0.5-1/1000

ID roughness

RA 0.1-0.8micron(max)

Payment term

FOB, CFR, CIF ,EXW, FCA and so on

MOQ

3 tons

Technology

Honed & SRB(SKIVED AND ROLLER BURNISHED )

Application:

 hydraulic cylinder, swivel crane, injection machine and so on 

Conservation

anti rust oiled inside and outside surface, plastic caps in both ends

Package

 bundle with steel strip and knitting strip, or wooden case

 

After-sales Service: Support
Warranty: Support
Type: Seamless
Technique: Hot Rolled
Material: Carbon Steel
Surface Treatment: Black
Samples:
US$ 20/Piece
1 Piece(Min.Order)

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Customization:
Available

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forklift hydraulic cylinder

Can hydraulic cylinders be used in electric forklifts?

Yes, hydraulic cylinders can be used in electric forklifts. While electric forklifts rely on electric motors for propulsion, they still utilize hydraulic systems, including hydraulic cylinders, for various functions. Here’s an explanation of their role:

Electric forklifts commonly employ hydraulic cylinders in their lifting mechanism. The hydraulic cylinder generates the force required to lift and lower loads. The lifting mechanism typically consists of a hydraulic pump, control valves, hoses, and the hydraulic cylinder.

When the operator activates the lifting control, the electric motor powers the hydraulic pump, which pressurizes the hydraulic fluid. The pressurized fluid is then directed to the hydraulic cylinder, where it extends the piston rod, lifting the load. By controlling the flow of hydraulic fluid, the operator can precisely control the lifting speed and height.

In addition to the lifting mechanism, hydraulic cylinders may also be used in other parts of an electric forklift. For example, they can be employed in tilt mechanisms for tilting the mast or forks, in the steering system for maneuverability, or in the reach mechanism for extending and retracting the forks.

The use of hydraulic cylinders in electric forklifts allows for efficient and precise control over various lifting and operational functions. The hydraulic system provides the necessary force and flexibility required in lifting heavy loads and performing other essential tasks.

In summary, hydraulic cylinders can indeed be used in electric forklifts. They play a vital role in the lifting mechanism and other operational functions, enabling the electric forklift to perform lifting, tilting, steering, and reaching tasks with accuracy and efficiency.

forklift hydraulic cylinder

Can hydraulic cylinders be used in articulated forklifts?

Yes, hydraulic cylinders can be used in articulated forklifts. Articulated forklifts, also known as flexi forklifts or narrow aisle forklifts, are designed with a unique articulating mast that allows for increased maneuverability in tight spaces. Hydraulic cylinders play a vital role in the operation of these forklifts. Here’s an explanation of their use:

Articulated forklifts utilize hydraulic cylinders in several key areas:

1. Mast Articulation:

The primary function of hydraulic cylinders in articulated forklifts is to facilitate the articulation of the mast. The mast is divided into two sections connected by a hydraulic cylinder. This cylinder enables the mast to pivot or bend at a joint, providing the forklift with the ability to articulate and operate in narrow aisles or confined spaces. By extending or retracting the hydraulic cylinder, the operator can articulate the mast to navigate through tight turns and reach pallets from various angles.

2. Lift and Tilt Functions:

Hydraulic cylinders are also used to control the lift and tilt functions of the forks in articulated forklifts. These cylinders allow for smooth and precise lifting and tilting of the forks to pick up, transport, and deposit loads. By adjusting the extension or retraction of the hydraulic cylinders, the operator can control the height and angle of the forks, ensuring efficient and safe load handling.

3. Side Shift:

Some articulated forklifts are equipped with hydraulic cylinders for side shifting capabilities. These cylinders enable the forks to move laterally, allowing for precise positioning of the load. By activating the hydraulic system, the cylinders extend or retract, shifting the forks to the desired position. This feature is particularly useful when aligning the forks with pallets or when working with varying load sizes.

4. Stabilization:

Hydraulic cylinders also contribute to the stability of articulated forklifts. They work in conjunction with the forklift’s frame and counterweight to ensure proper weight distribution and balance. By adjusting the extension or retraction of the hydraulic cylinders, the forklift can maintain stability during lifting and maneuvering operations.

In summary, hydraulic cylinders are integral components of articulated forklifts, enabling mast articulation, controlling lift and tilt functions, providing side shift capabilities, and contributing to overall stability. These cylinders play a crucial role in enhancing the maneuverability and efficiency of articulated forklifts, allowing them to operate effectively in narrow aisles and confined spaces.

forklift hydraulic cylinder

Can Hydraulic Cylinders be Customized for Specific Forklift Models?

Yes, hydraulic cylinders can be customized to fit specific forklift models. Forklift manufacturers and hydraulic cylinder suppliers often offer customization options to ensure compatibility and optimal performance with different forklift models. Here’s a detailed explanation of how hydraulic cylinders can be customized for specific forklift models:

1. Cylinder Size and Dimensions:

Hydraulic cylinders can be customized to match the required size and dimensions of a specific forklift model. Forklifts come in various sizes, from small electric models to large industrial forklifts, and each model may have unique specifications for the hydraulic cylinder. By customizing the cylinder size, stroke length, bore diameter, and overall dimensions, it can be precisely tailored to fit the hydraulic system of the forklift model.

2. Lifting Capacity:

The lifting capacity of a forklift is determined by various factors, including the hydraulic cylinder’s design and specifications. Hydraulic cylinders can be customized to match the required lifting capacity of a specific forklift model. This customization involves selecting the appropriate cylinder components, such as piston size, rod diameter, and hydraulic pressure ratings, to ensure the cylinder can handle the intended load capacity of the forklift.

3. Mounting and Connection:

Hydraulic cylinders need to be properly mounted and connected to the forklift’s hydraulic system. The mounting style and connection points may vary depending on the forklift model. Customization allows for the adaptation of the hydraulic cylinder’s mounting brackets, clevises, or other attachment mechanisms to fit the specific mounting requirements of the forklift. This ensures a secure and compatible connection between the cylinder and the forklift’s hydraulic system.

4. Operating Parameters:

Customization of hydraulic cylinders also involves adjusting the operating parameters to meet the specific requirements of the forklift model. This includes setting the hydraulic pressure, flow rate, and other parameters to match the forklift’s hydraulic system specifications. Customization ensures that the hydraulic cylinder operates within the recommended parameters, optimizing its performance and compatibility with the forklift.

5. Special Features and Accessories:

In some cases, specialized forklift models may require additional features or accessories in the hydraulic cylinder design. Customization allows for the inclusion of specific features such as position sensors, integrated valves, cushioning mechanisms, or other enhancements based on the unique requirements of the forklift model. These additional features enhance the functionality and performance of the hydraulic cylinder, addressing specific needs or challenges of the forklift application.

By offering customization options, hydraulic cylinder manufacturers can ensure that the cylinders are specifically tailored to fit the hydraulic systems of various forklift models. Customization allows for precise matching of size, lifting capacity, mounting style, operating parameters, and additional features, resulting in hydraulic cylinders that seamlessly integrate with specific forklift models and deliver optimal performance.

China Good quality Seamless Steel St52.3 Hydraulic Cylinder Honed Tube   vacuum pump booster	China Good quality Seamless Steel St52.3 Hydraulic Cylinder Honed Tube   vacuum pump booster
editor by CX 2023-10-22

China Custom Steel Pipe 16mn St52 Honed Tube Used for Forklift Hydraulic Cylinder vacuum pump for ac

Product Description

Product Introduction

Hydraulic Honed Pipe

1. Description: Honed tube is a kind of smooth bore steel tube used to manufacture hydraulic cylinder barrels that is the core part of a piece of hydraulic cylinder. 
2. Commodity: Cold drawn seamless honed tube for hydraulic cylinder

3. Size range: 40mm*30mm-580mm*500mm

4. Available steel grade: 

EN 10305-1

E195,E235,E355,C35E,C45E,E410,E470,S355J2,S355J2G3,25CrMo4,34CrMo4,42CrMo4

DIN 2391-2

ST37,ST44,ST52

ASTM A519

1571,1571,1026,1045,1518,1524,1541,4130,4140,4145,4340,8620

JIS

STKM 13A, STKM 13B, STKM 13C

GB

Q345B,25Mn,16Mn,Q345D,Q345E,20#,45#,20CrMo,25CrMo,30CrMo,35CrMo,42CrMo

5. Manufacture method: Cold rolled, hydraulic cold drawn, hot rolled+deep hole boring

6. Delivery condition: 

BK BKW BKS GBK NBK Q+T
+C +LC +SR +A +N
Cold rolled Cold drawn Stress relieved Annealed Normalized Quenched+Tempered

7. Bore treatment: Honing, skiving&roller burnishing

8. Bore roughness control: Ra0.25um max or Ra0, 35um max for honed tubes, Ra0.25um max for skived&roller burnished tubes. 

9. End finish: Plain ends with square cuts, free of burrs for honed tubes. Little bevelled ends for skived&roller burnished tubes. 

10. Standard export packing: In bundles tied with steel strips. Int&ext oil coating. End plastic caps. External packing by PVC bags and knit bags. 

11. Customized packing and marking can be provided CHINAMFG request. 

12. H8 tolerance: 

ID range Tolerance ID range Tolerance
18< d ≤30 +0/+0.033 180< d ≤250 +0/+0.072
30< d ≤50 +0/+0.039 250< d ≤300 +0/+0.081
50< d ≤80 +0/+0.046 300< d ≤315 +0/+0.081
80< d ≤120 +0/+0.054 315< d ≤400 +0/+0.089
120< d ≤180 +0/+0.063 400< d ≤500 +0/+0.097

13. Difference between honed tube and skived&roller burnished tube: In hydraulic cylinder industry, there are 2 solutions for bore treatment: Honing, and skiving&roller burnishing. Honing or skiving&roller burnishing leads to different internal surface image, but both ensure good roughness. 

Hydraulic steel tube is designed to convey liquid fluids to among hydraulics components, fittings, valves, flanges, and other tools. It is made of material E355 (ST 52.4) or E235 (ST 37.4). These 2 grades have different chemical composition. This helps to control the working pressure.

Chemical Composition (%) Carbon (C) Silicon (Si) Manganese (Mn) Phosphorus (P) Sulfur (S)
E355 (ST52.4) ⩽ 0.22  ⩽ 0.55  ⩽ 1.6  ⩽ 0.045  ⩽ 0.045
E235 (ST37.4)  ⩽ 0.17  ⩽ 0.35  ⩽ 1.2  ⩽ 0.045  ⩽ 0.045

Hydraulic tube is made according to DIN 2391/C (DIN EN 10305-1) or DIN 2445/2 (DIN EN 10305-4) standards and it is available in millimeters, inches outer diameter, and inches nominal bore size.

Pipes, Tubes and Hollow Sections

Norms

  • API 5L – Line Pipe
  • ASTM A 53 – Black and Hot-Dipped, Zinc-Coated, Welded and Seamless, Steel Pipe
  • ASTM A 106 – Seamless Carbon Steel Pipe for High-Temperature Service
  • ASTM A 213 – Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
  • ASTM A 269 – Seamless and Welded Austenitic Stainless Steel Tubing for General Service
  • ASTM A 312 – Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
  • ASTM A 333 – Seamless and Welded Steel Pipe for Low-Temperature Service
  • ASTM A 335 – Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service
  • ASTM A 358 – Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications
  • ASTM A 671 – Electric-Fusion-Welded Steel Pipe for Atmospheric and Lower Temperatures
  • ASTM A 672 – Electric-Fusion-Welded Steel Pipe for High-Pressure Service at Moderate Temperatures
  • ASTM A 790 – Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe
  • ASTM A 928 – Ferritic/Austenitic (Duplex) Stainless Steel Pipe Electric CHINAMFG Welded with Addition of Filler Metal
  • EN 15718-2 – Steel pipes for pipelines for combustible fluids – Part 2: Pipes of requirement class B
  • EN 15710-1/2 – Hot finished structural hollow sections of non-alloy and fine grain steels
  • EN 15716-1 – Seamless steel tubes for pressure purposes – Part 1: Non-alloy steel tubes with specified room temperature properties
  • EN 15716-2 – Seamless steel tubes for pressure purposes – Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties
  • EN 15717-1 – Welded steel tubes for pressure purposes – Part 1: Non-alloy steel tubes with specified room temperature properties
  • EN 15717-2 – Welded steel tubes for pressure purposes – Part 2: Electric welded non-alloy and alloy steel tubes with specified elevated temperature properties
  • EN 15719-1/2 – Cold formed welded structural hollow sections of non-alloy and fine grain steels
  • EN 15717-1 – Seamless circular steel tubes for mechanical and general engineering purposes – Part 1 Non-alloy and alloy steel tubes

Grade

  • API 5L Gr. A, B, X42, X52, X60, X65, X70
  • ASTM A 53 Gr. A, Gr. B
  • ASTM A106 Gr. A, B, C
  • ASTM A 213 TP 304, 304L, 304H, 316, 316L, 316H, 321, 321H, T5, T9, T11
  • ASTM A 269 TP 304, 304L, 304H, 316, 316L, 316H, 321, 321H
  • ASTM A 312 TP 304, 304L, 304H, 316, 316L, 316H, 321, 321H
  • ASTM A 333 Gr. 3, Gr. 6 ASTM A 335 P1, P2, P5, P9, P11, P12, P22, P91, P92
  • ASTM A 358 TP 304, 304L, 304H, 316, 316L, 316H, 321, 321H
  • ASTM A 671 CC 60, CC 65, CC 70
  • ASTM A 672 CC 60, CC 65, CC 70
  • ASTM 790 UNS S31803, UNS S32205, UNS S32750, UNS S32760
  • ASTM A928
  • EN 15718-2 L245, L 290, L360
  • EN 15710-1 S235 JRH, S275 JOH, S275 J2H, S355 JOH, S355 J2H
  • EN 15716-1 P235 TR1/2
  • EN 15716-2 P235 GH, P265 GH
  • EN 15717-1 P235 TR1/2, P275 TR1/2
  • EN 15717-2 P235 GH, P265 GH
  • EN 15719-1 S235 JRH, S275 JOH, S275 J2H, S355 JOH, S355 J2H
  • EN 15717-1 E235, E275, E315, E355, E470

About Us

Our company is a steel supplier from China, located in ZheJiang City, 1 of the largest steel producers in China. The company integrates the manufacturing, wholesale, material processing and warehousing of stainless steel, aluminum, copper and carbon steel materials, and has established long-term and stable cooperative relations with many CHINAMFG steel plants, such as Tisco, Baosteel, Hongwang, Xihu (West Lake) Dis., Liangzhong and Jiugang.

Mainly products cover carbon steel tubes, stainless steel tubes, galvanized steel coil, ppgi steel coil, stainless steel coil, carbon steel coil and carbon steel profiles, gi wire, hollow anchor bar, section steel, steel rebar etc. Our company is equipped with plasma cutting machine, coil flattening equipment, laser cutting machine, 8K mirror, frosted wire drawing, filming and titanium plating equipment, which can flatten, split, shear, oil mill wire drawing, and roll oil film wire drawing on stainless steel materials, 8K mirror, titanium and other processing.

In addition, the company’s characteristic business: zero-cutting, rounding, square cutting, special-shaped cutting, castings, forgings, product thicknesses up to 150mm, various special materials and specifications can be customized to steel mills.

Companies adhering to the “efficient, win-win” business philosophy, continue to provide customers with professional, quality products and value-added services, continuous progress and learning to meet customer needs. Now the company has entered the period of rapid development of global trade, looking CHINAMFG to more cooperation.

Accept inspection from a third party designated/paid by the buyer, such as SGS, BV.
Recognized by customers in Malaysia, Indonesia, Singapore, the Philippines, Australia, Peru and the United Kingdom. We have ISO9001/18001, CE certificates.

Marketing  Campaign

Packaging and Shipping

1) Packaging: In bundles tied with steel strips. Int&ext oil coating. End plastic caps. External packing by PVC bags and knit bags. 
2) Shipping: We have long-term cooperation with many experienced shipping companies and will find the most suitable mode of transportation for you.
3) Trade terms: FOB/CIF/CFR
4) Shipping port: HangZhou/ZheJiang /ZheJiang
5) Shipment: A: Length: ≤6m, loaded in 20GP Container. B: Length: ≤12m, loaded in 40GP Container.
Remark: Size of 20GP Container (inside :5898*2352*2393mm); Size of 40GP Container (inside:12032*2352*2393mm); Size of 40HQ Container (inside:12032*2352*2698mm).
6) Delivery time: Normal size: 7-15days send from warehouse directly. Special size:15-30days custom made for you.

 

FAQ

Q1:Can you send samples?
A:Of course, we can provide customers with free samples and express shipping service to all over of the world.
Q2:What product information do I need to provide?
A:Please kindly provide the grade, width, thickness, surface treatment requirement should you have and quantities you need to purchase.
Q3:It’s my first time to import steel products, can you help me with it?
A:Sure,we have agent to arrange the shipment, we will do it together with you.
Q4:What ports of shipment are there?
A:Under normal circumstances, we ship from ZheJiang , ZheJiang , HangZhou, HangZhou ports, you can specify other ports according to your needs.
Q5:What about product prices information?
A:Prices various according to periodic price changes of raw materials.
Q6:What is your terms of payment ?
A:Payment=1000USD, 30% T/T in advance ,balance before shipment or based on BL copy or LC at sight.
Q7:Do you provide custom made Products service?
A: Yes,if you have your own design , we can produce according to your specification and drawing.
Q8:What are the certifications for your products?
A:We have ISO 9001, MTC, third parties’ inspections are all available such SGS, BV ect.
Q9:How long does your delivery time take?
A:In general, our delivery time is within 7-15 days, and may be longer if the quantity is extremely large or special circumstances occur.
Q10: How many countries you already exported to?
A:We have exported to America, Canada, Brazil, Chile, Colombia, Russia, Ukraine, Thailand, Myanmar, Vietnam, India, Kenya, Ghana,somalia and other African countries.Our export experience is rich, we familiar with different market demands, can help customers avoid a lot of trouble.
Q11:Can I go to your factory to visit?
A:Of course, we welcome customers from all over the world to visit our factory.
Q12:Does the product have quality inspection before loading?
A:Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed and customers can appoint third parties to inspect the products before loading too.
Q13:How to pack the products?
A: Standard export sea-worthy packaging, the inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It can effectively protect products from corrosion and various climate changes during CHINAMFG transportation.
Q14:What is your working time?
A:In general, our online service time is ZheJiang time: 8:00-22:00, after 22:00, we will reply to your inquiry in the coming working day.

After-sales Service: Support
Warranty: Support
Type: Seamless
Technique: Cold Drawn
Material: Carbon Steel
Surface Treatment: Black
Customization:
Available

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forklift hydraulic cylinder

Can hydraulic cylinders be used in rough terrain forklifts?

Yes, hydraulic cylinders can be used in rough terrain forklifts. Hydraulic systems, including hydraulic cylinders, are an essential component of rough terrain forklifts and play a crucial role in their operation. Here’s an explanation of their use:

Rough terrain forklifts are specifically designed to operate in challenging outdoor environments, such as construction sites, lumber yards, and agricultural settings. These forklifts are equipped with features that allow them to navigate uneven terrain, slopes, and other rough surfaces. Hydraulic cylinders are integral to their performance in the following ways:

1. Lifting Functionality:

The hydraulic cylinder in a rough terrain forklift is responsible for lifting and lowering the load-carrying forks. It provides the necessary force to elevate heavy loads to the desired height. The hydraulic system allows precise control over the lifting speed and positioning, enabling efficient material handling even on rough and uneven surfaces.

2. Suspension System:

Rough terrain forklifts are equipped with a suspension system that helps absorb shocks and vibrations during operation. Hydraulic cylinders are often used as part of the suspension system to provide damping and improve ride comfort. These cylinders help cushion the impact of uneven terrain, reducing the transfer of vibrations to the forklift and the load being carried.

3. Stability and Balance:

Hydraulic cylinders contribute to the stability and balance of rough terrain forklifts. They are used to control the extension and retraction of the mast assembly, which supports the forks and the load. By adjusting the mast height and angle, the cylinders help maintain stability and balance, especially when operating on slopes or uneven ground.

4. Steering and Maneuverability:

Some rough terrain forklifts utilize hydraulic cylinders in their steering mechanisms. These cylinders assist in turning and maneuvering the forklift, allowing it to navigate through tight spaces and negotiate obstacles on rough terrain. The hydraulic system provides the necessary power and control for smooth and precise steering operations.

Overall, hydraulic cylinders are essential components of rough terrain forklifts. They enable the lifting functionality, contribute to the suspension system for improved ride comfort, help maintain stability and balance, and assist in steering and maneuverability. By utilizing hydraulic power, these forklifts can effectively handle the challenges of rough outdoor environments and ensure efficient material handling operations.

In summary, hydraulic cylinders are indeed used in rough terrain forklifts. Their presence in these forklifts enables reliable lifting, enhances stability and balance, improves ride comfort through suspension systems, and assists in steering and maneuverability on uneven surfaces. The use of hydraulic technology is instrumental in achieving optimal performance and productivity in rough terrain applications.

forklift hydraulic cylinder

How does a forklift hydraulic cylinder handle variations in seal technology?

A forklift hydraulic cylinder is designed to handle variations in seal technology to ensure effective sealing and reliable performance. Here’s an explanation of how it achieves this:

The hydraulic cylinder’s ability to accommodate different seal technologies is essential for maintaining hydraulic fluid integrity and preventing leakage. The cylinder handles variations in seal technology through the following mechanisms:

1. Seal Compatibility:

Forklift hydraulic cylinders are designed to be compatible with various types of seal technologies. Different seal materials and designs are available, such as O-rings, lip seals, and composite seals. The cylinder is manufactured with precise dimensions and tolerances to accommodate the specific seal technology being used. This compatibility ensures a proper fit and seal, regardless of the seal technology employed.

2. Material Selection:

The choice of cylinder material is also crucial in handling variations in seal technology. Different seal materials have varying compatibility with specific cylinder materials. Forklift hydraulic cylinders are typically constructed using materials such as steel or aluminum alloys, which offer excellent compatibility with a wide range of seal technologies. The cylinder material is selected to work harmoniously with different seal materials, ensuring reliable sealing performance.

3. Seal Design and Construction:

The design and construction of seals in the hydraulic cylinder are optimized to accommodate variations in seal technology. Seal manufacturers develop seals with specific features and characteristics tailored to different applications. These features may include improved sealing lip geometry, advanced materials with enhanced wear resistance, and specialized sealing mechanisms. The cylinder is designed to accommodate these variations, providing the necessary space and support for the specific seal technology being utilized.

4. Testing and Quality Control:

Hydraulic cylinders undergo rigorous testing and quality control processes to ensure seal compatibility and performance. During manufacturing, seals are inspected for proper fit, dimensions, and sealing integrity. The hydraulic system is also subjected to pressure and leakage tests to verify the effectiveness of the seals and overall system performance. These testing and quality control measures help identify any issues related to seal technology and allow for necessary adjustments or improvements.

In summary, a forklift hydraulic cylinder handles variations in seal technology through seal compatibility, appropriate material selection, seal design and construction, and rigorous testing and quality control. These measures ensure that the cylinder can effectively accommodate different seal technologies, providing reliable sealing performance and preventing hydraulic fluid leakage.

forklift hydraulic cylinder

Can You Explain the Role of Hydraulic Fluid in a Forklift Cylinder?

The role of hydraulic fluid in a forklift cylinder is crucial for the proper operation and functionality of the hydraulic system. Hydraulic fluid, also known as hydraulic oil, serves multiple important functions within the forklift cylinder. Here’s an explanation of its role:

  1. Transmission of Power:
  2. Hydraulic fluid is responsible for transmitting power within the forklift cylinder. The hydraulic system in a forklift uses fluid under pressure to generate force and perform various tasks. When the forklift operator activates the controls, hydraulic fluid is pressurized by the hydraulic pump and directed towards the forklift cylinder. The pressurized fluid then applies force on the piston inside the cylinder, allowing the forklift to lift heavy loads.

  3. Lubrication:
  4. Another important role of hydraulic fluid is to provide lubrication within the forklift cylinder. As the piston moves within the cylinder, there is friction between the piston seal and the cylinder wall. Hydraulic fluid acts as a lubricant, reducing friction and preventing excessive wear and tear. The lubricating properties of the hydraulic fluid ensure smooth movement of the piston and other internal components, enhancing the longevity and efficiency of the forklift cylinder.

  5. Heat Transfer:
  6. Hydraulic systems generate heat due to the mechanical and fluid friction occurring during operation. The hydraulic fluid in the forklift cylinder plays a crucial role in heat transfer. It absorbs heat generated within the cylinder and carries it away from the components, helping to maintain the optimal operating temperature. Effective heat transfer prevents overheating and ensures the hydraulic system functions reliably. Some hydraulic fluids are specifically formulated with heat-resistant properties to handle high-temperature applications.

  7. Sealing and Contamination Prevention:
  8. Hydraulic fluid helps maintain a proper seal within the forklift cylinder. The fluid fills the small gaps between the piston and cylinder wall, preventing leakage of pressurized fluid. It also helps to keep out contaminants, such as dirt, dust, and moisture, which can cause damage to the internal components. Hydraulic fluids often contain additives that provide sealing properties and protect against corrosion, maintaining the integrity of the hydraulic system.

  9. Pressure Regulation:
  10. Hydraulic fluid plays a role in pressure regulation within the forklift cylinder. The hydraulic pump pressurizes the fluid, and this pressure is transmitted to the cylinder to generate the required force for lifting loads. The properties of the hydraulic fluid, such as viscosity and compressibility, influence the pressure characteristics within the system. Proper selection of hydraulic fluid ensures the desired pressure levels are maintained, allowing the forklift to operate safely and efficiently.

  11. Contaminant Suspension:
  12. Hydraulic fluid acts as a medium for suspending and carrying away contaminants that may enter the forklift cylinder. It traps particles and debris, preventing them from settling on critical hydraulic components. This helps to maintain the cleanliness of the hydraulic system and reduces the risk of damage or clogging. Regular maintenance, including fluid filtration and replacement, is essential to ensure the hydraulic fluid effectively suspends contaminants and maintains system cleanliness.

In summary, hydraulic fluid plays a vital role in a forklift cylinder. It transmits power, provides lubrication, facilitates heat transfer, helps maintain seals, regulates pressure, and suspends contaminants. By performing these functions, hydraulic fluid ensures the smooth and efficient operation of the forklift hydraulic system, contributing to the lifting and handling of heavy loads with precision and reliability.

China Custom Steel Pipe 16mn St52 Honed Tube Used for Forklift Hydraulic Cylinder   vacuum pump for ac	China Custom Steel Pipe 16mn St52 Honed Tube Used for Forklift Hydraulic Cylinder   vacuum pump for ac
editor by CX 2023-10-21

China high quality St52 E355 Alloy Seamless Honed Steel Pipe and Honed Tube Hydraulic Cylinder vacuum pump

Product Description

Inside Dia (mm) ID Tolerance (mm) WT Tolerance (mm)
H7 H8 H9 H10
≤30 +0.571/0 +0.033/0 +0.052/0 +0.084/0

±7.5%

>210mm ±10%

30 – ≤50 +0.571/0 +0.039/0 +0.062/0 +0.100/0
50 – ≤80 +0.030/0 +0.046/0 +0.074/0 +0.120/0
80 – ≤120 +0.035/0 +0.054/0 +0.087/0 +0.140/0
120 – ≤180 +0.040/0 +0.063/0 +0.100/0 +0.160/0
180 – ≤250 +0.046/0 +0.072/0 +0.115/0 +0.185/0

250 – ≤315 +0.052/0 +0.081/0 +0.130/0 +0.210/0

±7.5%

>210mm ±10%

315 – ≤700 +0.057/0 +0.089/0 +0.140/0 +0.230/0

Steel Grade Chemical composition %
C Si Mn P S Al
20# 0.17-0.24 0.17-0.37 0.35-0.65 0.035 0.035 /
45# 0.42-0.50 0.17-0.37 0.50-0.80 0.035 0.035 /
Q345B ≤0.2 ≤0.5 1.00-1.60 0.03 0.03 /
Q345D ≤0.2 ≤0.5 1.00-1.60 0.03 0.03 0.015
25Mn 0.22-0.29 0.17-0.37 0.70-1.00 0.035 0.035 /
27SiMn 0.24-0.32 1.10-1.40 1.10-1.40 0.035 0.035 /
ST52 ≤0.22 ≤0.55 ≤1.6 0.571 0.571 /
SAE1026 0.22-0.28 0.15-0.35 0.60-0.90 0.04 0.05 /

Delivery Condition Cold Finished (hard) (BK) Cold Drawn and Stress-Relieved (BK+S)
Steel Grade Tensile Strength (Mpa) Elongation (%) Tensile Strength (Mpa) Yield Strength (Mpa) Elongation (%)
20# ≥550 ≥8 ≥520 ≥375 ≥15
45# ≥640 ≥5 ≥600 ≥520 ≥10
16Mn ≥640 ≥600 ≥520 ≥14
25Mn ≥640 ≥600 ≥510 ≥15
27SiMn ≥800 ≥760 ≥610 ≥10
ST52 ≥640 ≥600 ≥520 ≥14
SAE1026 ≥640 ≥600 ≥510 ≥15

Honed Tube Specifications:

1.Steel grade: ST52.3, 1571, CK45, 4140 , E355,4130, Stainless Steel 304/316, Duplex 2205, Alloy Steel etc.
2.ID: 15mm-1500mm
3.OD:18mm-1800mm
4.Length: max 16m
5.Straightness: 0.5/1000 6.Roughness(Ra): 0.2-0.4um 7.ToleranceEXT:DIN2391,DIN17175,DIN1629,ASTM519,ASTMA106,JISG3441,GB/T8163,GB/T3639,GB9948,GB/T5312 etc.
8.Tolerance INT: ISO H8
9.Surface treatment:galvanized
10.Tolerance:±7%
11.Oiled or unoiled:Slightly Oiled
12.Delivery date:22-30
13.Type: cold drawing, cold rolling, honed
14.Conservation: anti rust oiled inside and outside surface, plastic caps in both ends
15.Package: bundle with steel strip and knitting strip, or wooden case.

Company Profile

FAQ

Q1: Are You Manufacture or Trade Company?

We are manufacture,we have 10 years experience for supply Metal material and products in domestic.

Q2: How can we guarantee quality?
Always a pre-production sample before mass production;Always final Inspection before shipment;

Q3: What is your terms of payment ?
1.T/T: 30% deposit in advance, the balance 70% paid before shipment

2.30% down payment, the balance 70% paid against L/C at sight
3.CHINAMFG negotiation

Q4: Can you provide Certificates for aluminum materials ?
Yes,we can supply MTC-Material Test Certificate.

Q5: Can you provide sample?
Yes, we can provide you sample, but you need to pay for the sample and freight firstly. We will return the sample fee after you make an order.

 

 

After-sales Service: Yes
Warranty: 1 Year
Type: Welded
Technique: Cold Drawn
Material: Carbon Steel
Surface Treatment: Galvanized
Samples:
US$ 1/kg
1 kg(Min.Order)

|

Customization:
Available

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hydraulic cylinder

Are there any emerging trends in hydraulic cylinder technology, such as smart features?

Yes, there are several emerging trends in hydraulic cylinder technology, including the integration of smart features. As industries continue to adopt advanced technologies and seek greater efficiency, hydraulic cylinders are being equipped with innovative capabilities to enhance their performance and provide additional benefits. Here are some of the emerging trends in hydraulic cylinder technology:

1. Sensor Integration:

– One of the significant trends in hydraulic cylinder technology is the integration of sensors. Sensors can be embedded within the hydraulic cylinder to monitor various parameters such as pressure, temperature, position, and load. These sensors provide real-time data, allowing for condition monitoring, predictive maintenance, and improved operational control. By collecting and analyzing data, operators can optimize the performance of hydraulic systems, detect potential issues in advance, and prevent failures, resulting in increased reliability and reduced downtime.

2. Connectivity and IoT:

– Hydraulic cylinders are being integrated into the Internet of Things (IoT) ecosystem, enabling connectivity and data exchange. By connecting hydraulic cylinders to a network, operators can remotely monitor and control their performance. IoT-enabled hydraulic cylinders facilitate features such as remote diagnostics, performance optimization, and predictive maintenance. The connectivity aspect allows for better integration with overall equipment systems and enables data-driven decision-making for improved efficiency and productivity.

3. Energy-Efficient Designs:

– With the increasing focus on sustainability and energy efficiency, hydraulic cylinder technology is evolving to incorporate energy-saving features. Manufacturers are developing hydraulic cylinders with improved sealing technologies, reduced friction, and optimized fluid flow dynamics. These advancements minimize energy losses and increase overall system efficiency. Energy-efficient hydraulic cylinders contribute to reduced power consumption, lower operating costs, and a smaller environmental footprint.

4. Advanced Materials and Coatings:

– The use of advanced materials and coatings is another emerging trend in hydraulic cylinder technology. Manufacturers are exploring lightweight materials, such as composites and alloys, to reduce the overall weight of hydraulic cylinders without compromising strength and durability. Furthermore, specialized coatings and surface treatments are being applied to improve corrosion resistance, wear resistance, and lifespan. These advancements enhance the longevity and reliability of hydraulic cylinders, particularly in demanding environments.

5. Intelligent Control Systems:

– Hydraulic cylinder technology is embracing intelligent control systems that optimize performance and enable advanced functionalities. These systems utilize algorithms, machine learning, and artificial intelligence to automate processes, adapt to changing conditions, and optimize hydraulic cylinder movements. Intelligent control systems can adjust parameters in real-time, ensuring precise and efficient operation. This trend allows for increased automation, improved productivity, and enhanced safety in hydraulic system applications.

6. Predictive Maintenance:

– Predictive maintenance is gaining prominence in hydraulic cylinder technology. By utilizing data collected from sensors and monitoring systems, predictive maintenance algorithms can analyze the condition and performance of hydraulic cylinders. This analysis helps to identify potential failures or degradation in advance, enabling proactive maintenance actions. Predictive maintenance reduces unplanned downtime, extends the lifespan of hydraulic cylinders, and optimizes maintenance schedules, resulting in cost savings and improved equipment availability.

7. Enhanced Safety Features:

– Hydraulic cylinder technology is incorporating enhanced safety features to improve operator and equipment safety. These features include integrated safety valves, load monitoring systems, and emergency stop functionalities. Safety systems in hydraulic cylinders help prevent accidents, protect against overloads, and ensure reliable operation. The integration of advanced safety features contributes to safer working environments and compliance with stringent safety regulations.

These emerging trends in hydraulic cylinder technology demonstrate the industry’s focus on innovation, performance optimization, and sustainability. The integration of smart features, connectivity, advanced materials, and predictive maintenance capabilities enables hydraulic cylinders to operate more efficiently, provide real-time insights, and enhance overall system performance. As technology continues to advance, hydraulic cylinder technology is expected to evolve further, offering increased functionality and efficiency for various industries and applications.

hydraulic cylinder

Handling Challenges of Different Fluid Viscosities in Hydraulic Cylinders

Hydraulic cylinders are designed to handle the challenges associated with different fluid viscosities. The viscosity of hydraulic fluid can vary based on temperature, type of fluid used, and other factors. Hydraulic systems need to accommodate these variations to ensure optimal performance and efficiency. Let’s explore how hydraulic cylinders handle the challenges of different fluid viscosities:

  1. Fluid Selection: Hydraulic cylinders are designed to work with a range of hydraulic fluids, each with its specific viscosity characteristics. The selection of an appropriate fluid with the desired viscosity is crucial to ensure optimal performance. Manufacturers provide guidelines regarding the recommended viscosity range for specific hydraulic systems and cylinders. By choosing the right fluid, hydraulic cylinders can effectively handle the challenges posed by different fluid viscosities.
  2. Viscosity Compensation: Hydraulic systems often incorporate features to compensate for variations in fluid viscosity. For example, some hydraulic systems utilize pressure compensating valves that adjust the flow rate based on the viscosity of the fluid. This compensation ensures consistent performance across different operating conditions and fluid viscosities. Hydraulic cylinders work in conjunction with these compensation mechanisms to maintain precision and control, regardless of the fluid viscosity.
  3. Temperature Control: Fluid viscosity is highly dependent on temperature. Hydraulic cylinders employ various temperature control mechanisms to address the challenges posed by temperature-induced viscosity changes. Heat exchangers, coolers, and thermostatic valves are commonly used to regulate the temperature of the hydraulic fluid within the system. By controlling the fluid temperature, hydraulic cylinders can maintain the desired viscosity range, ensuring reliable and efficient operation.
  4. Efficient Filtration: Contaminants in hydraulic fluid can affect its viscosity and overall performance. Hydraulic systems incorporate efficient filtration systems to remove particles and impurities from the fluid. Clean fluid with the appropriate viscosity ensures optimal functioning of hydraulic cylinders. Regular maintenance and filter replacements are essential to uphold the desired fluid viscosity and prevent issues related to fluid contamination.
  5. Proper Lubrication: Different fluid viscosities can impact the lubrication properties within hydraulic cylinders. Lubrication is essential for minimizing friction and wear between moving parts. Hydraulic systems employ lubricants specifically formulated for the anticipated fluid viscosity range. Adequate lubrication ensures smooth operation and extends the lifespan of hydraulic cylinders, even in the presence of varying fluid viscosities.

In summary, hydraulic cylinders employ various strategies to handle the challenges associated with different fluid viscosities. By selecting appropriate fluids, incorporating viscosity compensation mechanisms, controlling temperature, implementing efficient filtration, and ensuring proper lubrication, hydraulic cylinders can accommodate variations in fluid viscosity. These measures enable hydraulic systems to deliver consistent performance, precise control, and efficient operation across different fluid viscosity ranges.

hydraulic cylinder

How do hydraulic cylinders generate force and motion using hydraulic fluid?

Hydraulic cylinders generate force and motion by utilizing the principles of fluid mechanics, specifically Pascal’s law, in conjunction with the properties of hydraulic fluid. The process involves the conversion of hydraulic energy into mechanical force and linear motion. Here’s a detailed explanation of how hydraulic cylinders achieve this:

1. Pascal’s Law:

– Hydraulic cylinders operate based on Pascal’s law, which states that when pressure is applied to a fluid in a confined space, it is transmitted equally in all directions. In the context of hydraulic cylinders, this means that when hydraulic fluid is pressurized, the force is evenly distributed throughout the fluid and transmitted to all surfaces in contact with the fluid.

2. Hydraulic Fluid and Pressure:

– Hydraulic systems use a specialized fluid, typically hydraulic oil, as the working medium. This fluid is stored in a reservoir and circulated through the system by a hydraulic pump. The pump pressurizes the fluid, creating hydraulic pressure that can be controlled and directed to various components, including hydraulic cylinders.

3. Cylinder Design and Components:

– Hydraulic cylinders consist of several key components, including a cylindrical barrel, a piston, a piston rod, and various seals. The barrel is a hollow tube that houses the piston and allows for fluid flow. The piston divides the cylinder into two chambers: the rod side and the cap side. The piston rod extends from the piston and provides a connection point for external loads. Seals are used to prevent fluid leakage and maintain hydraulic pressure within the cylinder.

4. Fluid Input and Motion:

– To generate force and motion, hydraulic fluid is directed into one side of the cylinder, creating pressure on the corresponding surface of the piston. This pressure is transmitted through the fluid to the other side of the piston.

5. Force Generation:

– The force generated by a hydraulic cylinder is a result of the pressure applied to a specific surface area of the piston. The force exerted by the hydraulic cylinder can be calculated using the formula: Force = Pressure × Area. The area is determined by the diameter of the piston or the piston rod, depending on which side of the cylinder the fluid is acting upon.

6. Linear Motion:

– As the pressurized hydraulic fluid acts on the piston, it generates a force that moves the piston in a linear direction within the cylinder. This linear motion is transferred to the piston rod, which extends or retracts accordingly. The piston rod can be connected to external components or machinery, allowing the generated force to perform various tasks, such as lifting, pushing, pulling, or controlling mechanisms.

7. Control and Regulation:

– The force and motion generated by hydraulic cylinders can be controlled and regulated by adjusting the flow of hydraulic fluid into the cylinder. By regulating the flow rate, pressure, and direction of the fluid, the speed, force, and direction of the cylinder’s movement can be precisely controlled. This control allows for accurate positioning, smooth operation, and synchronization of multiple cylinders in complex machinery.

8. Return and Recirculation of Fluid:

– After the hydraulic cylinder completes its stroke, the hydraulic fluid on the opposite side of the piston needs to be returned to the reservoir. This is typically achieved through hydraulic valves that control the flow direction, allowing the fluid to return and be recirculated in the system for further use.

In summary, hydraulic cylinders generate force and motion by utilizing the principles of Pascal’s law. Pressurized hydraulic fluid acts on the piston, creating force that moves the piston in a linear direction. This linear motion is transferred to the piston rod, allowing the generated force to perform various tasks. By controlling the flow of hydraulic fluid, the force and motion of hydraulic cylinders can be precisely regulated, contributing to their versatility and wide range of applications in machinery.

China high quality St52 E355 Alloy Seamless Honed Steel Pipe and Honed Tube Hydraulic Cylinder   vacuum pump	China high quality St52 E355 Alloy Seamless Honed Steel Pipe and Honed Tube Hydraulic Cylinder   vacuum pump
editor by CX 2023-10-19

China manufacturer Hydraulic Cylinder Honed Tube St52 Steel Pipe vacuum pump connector

Product Description

Product Description

Seamless Steel Honed Tube is made of JIS STKM13C/ DIN ST52/ ASTM A106/ SAE1571 and welded pipe: DIN ST52.3 are also offered. Seamless Steel Hydraulic Cylinder Honed Tube withstands higher pressure than welded tube without splits. But, roundness of welded honed barrels is superior to seamless pipe. After honing, carbon steel cylinder honed tube of mechanical structure use has precision diameter, smooth surface, and excellent performance of oil storage. This kind of Hydraulic Cylinder Tube and Pneumatic Cylinder Tube work smoothly without pauses and has longer working life in cylinders. Applies to hydraulic cylinders tube, pneumatic cylinders tube, forklift, crane, excavator, punching machine, and other kinds of labor-saving automatic mechanical engineering.

Advantage of Product

1)Professional & skilled, reliable.
2)One-stop total solution
3)ready stock goods with fast delivery
4)Customizable: Non-standard sizes are also available
5)Small quantity is acceptable
6)Cash back: Refund or replacement for any product faulty

 

 

 

  Product Name    Hydraulic Cylinder Honed Tube

Standard

DIN2391, EN10305, ASTM A519, GB/T 3639-200

Material

Q355B Q355D C20,ST52,E355 SAE1026.CK STKM 13C

Heat treatment

BK+S

Specification

 Outer diameter(mm) : 40-480mm

I.D Tolerance

H8-H9

Length

Fixed Length, Random Length(3–9m)or as requests of customers

Straightness

0.5-1/1000

ID roughness

RA 0.1-0.8micron(max)

Payment term

FOB, CFR, CIF ,EXW, FCA and so on

MOQ

3 tons

Technology

Honed & SRB(SKIVED AND ROLLER BURNISHED )

Application:

 hydraulic cylinder, swivel crane, injection machine and so on 

Conservation

anti rust oiled inside and outside surface, plastic caps in both ends

Package

 bundle with steel strip and knitting strip, or wooden case

 

After-sales Service: Support
Warranty: Support
Type: Seamless
Technique: Hot Rolled
Material: Carbon Steel
Surface Treatment: Black
Samples:
US$ 20/Piece
1 Piece(Min.Order)

|

Customization:
Available

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hydraulic cylinder

How do hydraulic cylinders ensure smooth and consistent movement in heavy machinery?

Hydraulic cylinders play a vital role in ensuring smooth and consistent movement in heavy machinery. Their design and operation allow for precise control over the motion of heavy loads, resulting in efficient and reliable performance. Here’s a detailed explanation of how hydraulic cylinders contribute to smooth and consistent movement in heavy machinery:

1. Hydraulic Fluid and Pressure:

– Hydraulic cylinders operate by utilizing hydraulic fluid, typically oil, to transmit force and motion. The fluid is pressurized by a hydraulic pump, creating a force that acts on the piston inside the cylinder. The pressure of the hydraulic fluid can be precisely controlled, allowing for smooth and gradual movement of heavy machinery. The fluid’s incompressibility ensures that the force is evenly distributed, resulting in consistent and predictable motion.

2. Piston and Cylinder Design:

– Hydraulic cylinders are designed with precision to ensure smooth movement. The piston and cylinder bore are machined to tight tolerances, reducing friction and minimizing internal leakage. This precise fit between the piston and cylinder walls helps maintain consistent motion without jerks or sudden changes in speed. Additionally, the use of high-quality seals and lubrication further enhances the smooth operation of the cylinder.

3. Control Valves and Flow Control:

– Hydraulic systems incorporate control valves that regulate the flow of hydraulic fluid into and out of the cylinder. These valves allow for precise control over the speed and direction of the cylinder’s movement. By adjusting the flow rate, operators can achieve smooth and controlled motion of heavy machinery, avoiding sudden starts or stops. Flow control valves also enable speed adjustment, ensuring consistent movement even under varying loads or operating conditions.

4. Cushioning and Damping:

– Hydraulic cylinders can be equipped with cushioning mechanisms to absorb shock and minimize impacts during the movement of heavy machinery. Cushioning is achieved by incorporating specialized valves or adjustable orifices in the cylinder, which restrict the flow of hydraulic fluid near the end of the stroke. This gradual deceleration helps prevent sudden jolts or vibrations, maintaining smooth and consistent movement while reducing stress on the machinery and its components.

5. Load Balancing:

– Hydraulic cylinders can be designed and arranged in a system to balance the load and distribute forces evenly. By utilizing multiple cylinders in parallel or series configurations, heavy machinery can achieve balanced movement, preventing uneven stress and ensuring smooth operation. Load balancing also helps minimize the risk of component failure and enhances the overall stability and longevity of the machinery.

6. Feedback and Control Systems:

– Advanced hydraulic systems incorporate feedback sensors and control systems to monitor and adjust the movement of heavy machinery. These sensors provide real-time information about the position, speed, and force exerted by the hydraulic cylinders. The control system processes this data and adjusts the flow of hydraulic fluid accordingly to maintain smooth and consistent movement. By continuously monitoring and regulating the cylinder’s operation, feedback and control systems contribute to precise and reliable motion control.

7. Maintenance and Servicing:

– Regular maintenance and servicing of hydraulic cylinders are essential to ensure their smooth and consistent movement in heavy machinery. Proper lubrication, inspection of seals, and replacement of worn-out components help maintain optimal performance. Preventive maintenance practices, such as filter replacements and fluid analysis, also contribute to the longevity and reliability of hydraulic systems, ensuring consistent movement over time.

In summary, hydraulic cylinders ensure smooth and consistent movement in heavy machinery through the use of hydraulic fluid and pressure, precise piston and cylinder design, control valves and flow control, cushioning and damping mechanisms, load balancing, feedback and control systems, and regular maintenance and servicing. By leveraging these features, hydraulic cylinders provide the necessary force and control to handle heavy loads while maintaining precise and reliable motion, enhancing the overall performance and productivity of heavy machinery in various industrial applications.

hydraulic cylinder

How do hydraulic cylinders contribute to the efficiency of agricultural tasks like plowing?

Hydraulic cylinders play a crucial role in improving the efficiency of agricultural tasks, including plowing. These cylinders provide several benefits that enhance the performance and productivity of agricultural machinery. Let’s explore how hydraulic cylinders contribute to the efficiency of plowing and other agricultural tasks:

  1. Powerful Force Generation: Hydraulic cylinders are capable of generating high forces, which is essential for tasks like plowing. The hydraulic system supplies pressurized fluid to the cylinders, converting hydraulic energy into mechanical force. This force is then utilized to drive plow blades through the soil, overcoming resistance and facilitating efficient soil penetration. The power generated by hydraulic cylinders ensures effective plowing, even in tough or compacted soil conditions.
  2. Adjustable Working Depth: Hydraulic cylinders allow for easy and precise adjustment of the plow’s working depth. By controlling the extension or retraction of the hydraulic cylinder, farmers can adjust the depth of the plow blades according to soil conditions, crop requirements, or their specific preferences. This adjustability enhances efficiency by ensuring optimal soil tillage and minimizing unnecessary energy expenditure. Farmers can adapt the plowing depth to different field areas, optimizing the use of resources and promoting uniform crop growth.
  3. Responsive Control: Hydraulic systems offer highly responsive control, enabling farmers to make quick adjustments during plowing operations. Hydraulic cylinders respond rapidly to changes in hydraulic pressure and valve settings, allowing for immediate modifications in the plow’s position, depth, or angle. This responsiveness enhances efficiency by facilitating on-the-go adjustments based on soil variations, obstacles, or changing field conditions. Farmers can maintain precise control over the plow’s performance, ensuring effective soil tillage and minimizing the risk of crop damage.
  4. Implement Versatility: Hydraulic cylinders enable the attachment of various implements to agricultural machinery, expanding their functionality and versatility. In the context of plowing, hydraulic cylinders allow for the attachment and detachment of plow blades or other tillage implements. This versatility enables farmers to adapt their equipment to different soil types, field sizes, or specific plowing requirements. By using hydraulic cylinders, farmers can easily switch between different implements, optimizing their equipment for specific tasks and maximizing efficiency.
  5. Efficient Time Management: Hydraulic cylinders contribute to time efficiency in agricultural tasks like plowing. With hydraulic systems, farmers can operate plows at higher speeds while maintaining control and precision. The responsive nature of hydraulic cylinders allows for efficient turning, maneuvering, and repositioning of plows, minimizing downtime and optimizing field coverage. This time efficiency translates into increased productivity and reduced overall operational costs. Farmers can accomplish plowing tasks more quickly, allowing them to cover larger field areas in less time.

In summary, hydraulic cylinders significantly contribute to the efficiency of agricultural tasks like plowing. Through powerful force generation, adjustable working depth, responsive control, implement versatility, and efficient time management, hydraulic systems equipped with cylinders enhance the performance and productivity of agricultural machinery. These contributions allow farmers to accomplish plowing tasks more effectively, optimize field operations, and achieve improved overall efficiency in their agricultural practices.

hydraulic cylinder

How do hydraulic cylinders contribute to the efficiency of heavy machinery like excavators?

Hydraulic cylinders play a crucial role in enhancing the efficiency and performance of heavy machinery, such as excavators. These powerful hydraulic actuators enable excavators to perform various tasks efficiently and effectively. Here’s a detailed explanation of how hydraulic cylinders contribute to the efficiency of heavy machinery like excavators:

1. Force and Power:

– Hydraulic cylinders provide the necessary force and power required for the excavation process. They convert hydraulic energy from the hydraulic fluid into linear mechanical force, allowing the excavator to exert significant pushing and pulling forces. The force generated by hydraulic cylinders enables the digging arm or boom of the excavator to penetrate and break through tough materials, such as soil, rocks, or concrete, with ease and efficiency.

2. Precise Control:

– Hydraulic cylinders offer precise control over the movement of excavator components. By regulating the flow of hydraulic fluid to the cylinders, operators can control the speed, direction, and positioning of the excavator’s arm, boom, bucket, and other attachments. This precise control allows operators to perform delicate operations, such as fine grading or precise material placement, with accuracy and efficiency.

3. Versatility and Adaptability:

– Hydraulic cylinders enable excavators to perform a wide range of tasks by facilitating the quick and easy interchangeability of attachments. Excavators can be equipped with various specialized attachments, including buckets, breakers, grapples, and augers, which can be efficiently connected and disconnected using hydraulic cylinders. This versatility and adaptability enhance the efficiency of excavators by enabling them to tackle different tasks without the need for extensive manual adjustments or downtime.

4. Increased Productivity:

– The power and control provided by hydraulic cylinders significantly increase the productivity of excavators. Excavators equipped with hydraulic cylinders can complete tasks more quickly and efficiently compared to manual or mechanically-driven machinery. The precise control over movements allows for faster cycle times, reduced idle time, and improved overall productivity on the worksite.

5. Enhanced Digging and Lifting Capabilities:

– Hydraulic cylinders enable excavators to perform digging and lifting operations with enhanced capabilities. The force generated by hydraulic cylinders allows excavators to dig deeper and lift heavier loads compared to other types of machinery. This increased digging and lifting capacity contributes to the efficiency of excavators by reducing the number of passes required to complete a task and improving overall productivity.

6. Durability and Reliability:

– Hydraulic cylinders are designed to withstand heavy loads, challenging operating conditions, and frequent use. They are built with robust materials, such as high-strength steel, and undergo stringent quality control measures during manufacturing. The durability and reliability of hydraulic cylinders ensure that excavators can operate efficiently even in demanding environments, minimizing downtime and maximizing productivity.

7. Energy Efficiency:

– Hydraulic systems, including hydraulic cylinders, are known for their energy efficiency. Hydraulic cylinders can deliver high force outputs while consuming relatively low amounts of hydraulic fluid. This energy efficiency translates to lower fuel consumption and reduced operating costs for excavators. The efficient use of hydraulic power contributes to the overall efficiency and sustainability of heavy machinery operations.

8. Safety:

– Hydraulic cylinders play a vital role in ensuring the safety of excavator operations. They provide controlled and predictable movements, reducing the risk of sudden or uncontrolled motions. The precise control offered by hydraulic cylinders allows operators to perform tasks safely and accurately, minimizing the chances of accidents or damage to the machinery or surrounding environment.

Overall, hydraulic cylinders are essential components that significantly contribute to the efficiency of heavy machinery like excavators. By providing force, precise control, versatility, increased productivity, enhanced capabilities, durability, energy efficiency, and safety, hydraulic cylinders enable excavators to perform a wide range of tasks efficiently and effectively in various industries, including construction, mining, and landscaping.

China manufacturer Hydraulic Cylinder Honed Tube St52 Steel Pipe   vacuum pump connector	China manufacturer Hydraulic Cylinder Honed Tube St52 Steel Pipe   vacuum pump connector
editor by CX 2023-10-13