Tag Archives: dewar cylinder

China manufacturer 210L Cryogenic Liquid Oxygen Dewar Cylinder with Great quality

Product Description

Main Performance features of dewar gas cylinder:
1. It is mainly used for transportation and storage of liquid oxygen dewar tank, liquid nitrogen, liquid argon, liquefied natural gas and liquid carbon dioxide.
2. Adopt high vacuum multi-layer adiabatic mode to ensure low evaporation rate.
3. The built-in carburetor automatically provides 10Nm3/h of stable and continuous gas.
4. The gas phase space overpressure gas is preferred in the solar term device.
5, the use of international general CGA standard joints, all imported valve configuration.
6. Unique damping ring design meets frequent transportation requirements.
7. Suitable for: electronics, scientific research, chemical industry, welding, LNG supply and other industries.

Medium pressure cryogenic liquid container gas dewar cylinder 
Model DPL-175 DPL-195 DPL-210 DPW-499
size mm Φ505×1551mm Φ505×1675mm Φ505×1761mm 2113×760×995mm
working pressure(MPa) 1.37 1.37 1.37 1.59
Relief valve take-off pressure(MPa) 1.59 1.59 1.59 1.89
Bursting pressure of the bursting disc(MPa) 2.41* 2.41* 2.41* 2.41(2.86*)
Geometric volume (L) 175 195 210 499
Effective volume(L) 160 180 195 460
Evaporation rate (liquid nitrogen) 2.10% 2.02% 1.99% 1.70%
Empty cylinder weight(kg) 125 135 140 345
Filling Medium O2(kg) 170 190 205 478
N2(kg) 120 134 145 334
Ar(kg) 208 232 250 585
LNG(kg) 70 78 84 196
High pressure product cryogenic liquid container gas dewar cylinder 
Model DPL-175H DPL-196H DPL-210H DPW-499H
size mm Φ505×1551 Φ505×1676 Φ505×1761 2113×760×995
working pressure(MPa) 2.3 2.3 2.3 2.5
Relief valve take-off pressure(MPa) 2.41 2.41 2.41 2.86
Bursting pressure of the bursting disc(MPa) 3.62* 3.62* 3.62* 3.62(4.14*)
Geometric volume (L) 175 195 210 499
Effective volume(L) 160 180 195 460
Evaporation rate (liquid nitrogen) 2.10% 2.02% 1.99% 1.70%
Empty cylinder weight(kg) 143 152 160 405
Filling Medium O2(kg) 170 190 205 478
N2(kg) 120 134 145 334
Ar(kg) 208 232 250 585
LNG(kg) 164 183 197 460

Q1: How to ensure your cylinders quality?
A:  we have been in this field for more than 20 years. Our products have been sold almost all over the world. We allow 3rd party inspections before shipment ( on buyer’s account) And we can supply certificate of quality accordingly.

Plus we have 6 machinery equipments to test material and cylinder:
1.           spectrum analyzer to detect chemical analysis;
2.           mechanical function to make tension test and bending test;
3.           X-ray silent detection to inspect circumferential weld;
4.           Hydraulic bursting test;
5.           Hydraulic testing;
6.           Air tightness test.

Q2:  About the brand name of the products?
A: In general, We use our own brand “DSW”, if you have requested, Both OEM and ODM arealso available.

Q3:Can you provide a sample?
In our acceptable range,  we can offer 1 free sample for you if you pay for the freight. We will return the freight if you make an order in future.

Q4: How about your delivery time?
In general, it will take 35-60 days after receiving deposit. The specific delivery time depends on the items and quantity of your order.

Q5: What is your MOQ?
Small quantity negotiable, 1 or more containers would be appreciated.

Material: Stainless Steel
Usage: Print, Automation and Control
Structure: Gas – Liquid Damping Cylinder
Power: Hydraulic
Standard: Standard
Pressure Direction: Single-acting Cylinder


hydraulic cylinder

Can hydraulic cylinders be used for precise operations like CNC machining or molding?

Yes, hydraulic cylinders can be used for precise operations like CNC machining or molding. While hydraulic systems are commonly associated with heavy-duty applications, they can also provide the necessary precision and control required for precise operations in CNC machining and molding processes. Here’s a detailed explanation of how hydraulic cylinders can be utilized for such precise operations:

1. Force and Control:

– Hydraulic cylinders are capable of generating substantial force, which is essential for precise operations in CNC machining and molding. By using hydraulic pressure, the cylinders can deliver the required force to cut or shape materials accurately or exert pressure for molding operations. The hydraulic system allows precise control over the force applied, ensuring consistent and reliable performance.

2. Adjustable Speed and Positioning:

– Hydraulic cylinders offer adjustable speed and precise positioning capabilities, making them suitable for precise operations. By controlling the flow of hydraulic fluid, the speed of the cylinder’s movement can be adjusted according to specific requirements. This adaptability allows for fine-tuning the machining or molding process, achieving the desired precision in material removal or shaping. Hydraulic systems also enable accurate positioning of tools or molds, ensuring precise operations.

3. Integrated Feedback Systems:

– Advanced hydraulic systems can incorporate feedback sensors and control mechanisms to enhance precision in CNC machining and molding. 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, allowing for precise and accurate control over the operations. The feedback systems help maintain consistent performance and compensate for any deviations, ensuring high precision.

4. Damping and Vibration Control:

– Hydraulic cylinders can be equipped with damping mechanisms to minimize vibrations and ensure stability during CNC machining or molding operations. Vibrations can negatively impact precision by causing tool chatter or material deformation. By incorporating cushioning or damping features, hydraulic cylinders help absorb shocks and suppress vibrations, resulting in smoother and more accurate operations.

5. Customization and Adaptability:

– Hydraulic cylinders can be customized and adapted to meet the specific requirements of CNC machining or molding processes. Engineers can design cylinders with unique dimensions, stroke lengths, mounting options, and sealing arrangements to fit into equipment or systems with precise specifications. Customized hydraulic cylinders ensure optimal performance and compatibility for precise operations, enabling seamless integration into CNC machines or molding equipment.

6. Energy Efficiency:

– Hydraulic systems can be designed to be energy-efficient, contributing to cost savings in CNC machining or molding operations. By utilizing variable speed pumps, efficient control valves, and well-designed hydraulic circuits, energy consumption can be optimized. This efficiency reduces heat generation, leading to improved stability and precision in operations while minimizing energy costs.

7. Maintenance and Calibration:

– Regular maintenance and calibration of hydraulic systems are essential to maintain their precision in CNC machining or molding applications. Proper lubrication, inspection of seals, and replacement of worn-out components help ensure optimal performance. Regular calibration of control systems and feedback sensors ensures accurate readings and reliable operation, contributing to precision in machining or molding processes.

In summary, hydraulic cylinders can be effectively used for precise operations like CNC machining or molding. Their ability to generate substantial force, adjustable speed and positioning, integration with feedback systems, damping and vibration control, customization and adaptability, energy efficiency, and proper maintenance contribute to achieving the required precision in these operations. By leveraging the strengths of hydraulic systems, manufacturers can enhance the accuracy and reliability of CNC machining or molding processes, resulting in high-quality products and improved productivity.

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

Which industries and machinery commonly use hydraulic cylinders for power transmission?

Hydraulic cylinders are widely used in various industries and machinery for power transmission due to their ability to generate high force, precise control, and reliable operation. They play a crucial role in converting hydraulic energy into mechanical force and motion. Here are the detailed industries and machinery that commonly utilize hydraulic cylinders for power transmission:

1. Construction and Heavy Equipment:

– Hydraulic cylinders are extensively used in the construction industry for tasks involving heavy lifting, pushing, and positioning. They are employed in cranes, excavators, loaders, bulldozers, and other heavy equipment to lift and move heavy loads, operate attachments, and manipulate construction materials. Hydraulic cylinders provide the necessary force and control for tasks such as lifting and lowering buckets, extending and retracting booms, and tilting blades.

2. Material Handling and Logistics:

– In material handling and logistics applications, hydraulic cylinders are vital components for the movement and manipulation of goods. They are used in forklifts, stackers, palletizers, and conveyor systems to lift, lower, and position loads with precision. Hydraulic cylinders enable the efficient transfer of heavy objects, facilitate stacking and sorting operations, and contribute to the smooth operation of material handling equipment.

3. Agriculture and Farming:

– The agricultural industry relies on hydraulic cylinders for various tasks in farming equipment. Tractors, harvesters, sprayers, and loaders utilize hydraulic cylinders to perform functions such as lifting and lowering implements, adjusting the position of attachments, and steering operations. Hydraulic cylinders enable efficient and precise control in tasks like plowing, tilling, harvesting, and baling, enhancing productivity and convenience in agricultural operations.

4. Mining and Extraction:

– Hydraulic cylinders are extensively utilized in the mining and extraction industry for their ability to handle heavy loads and operate in challenging environments. They are employed in mining equipment such as dump trucks, loaders, and excavators for tasks like ore extraction, rock breaking, and material transport. Hydraulic cylinders provide the force required for excavating, loading, and dumping operations, contributing to the efficiency and productivity of mining operations.

5. Manufacturing and Industrial Machinery:

– Hydraulic cylinders are an integral part of various manufacturing and industrial machinery. They are utilized in presses, stamping machines, injection molding machines, and metal forming equipment to apply force for shaping, bending, and pressing operations. Hydraulic cylinders enable precise control over the force and speed required for manufacturing processes, ensuring accurate and consistent results.

6. Automotive and Transportation:

– Hydraulic cylinders are employed in the automotive and transportation industry for a range of applications. They are used in vehicle lifting systems, such as car lifts and hydraulic jacks, for maintenance and repairs. Hydraulic cylinders are also utilized in bus doors, truck tailgates, and cargo handling systems to provide controlled movement and positioning. Additionally, hydraulic suspension systems in trucks, buses, and trailers use hydraulic cylinders for load leveling and stability.

7. Aerospace and Aviation:

– The aerospace and aviation industry relies on hydraulic cylinders for various applications, including aircraft landing gear, wing flaps, and flight control systems. Hydraulic cylinders provide the necessary force and precise control for extending and retracting landing gear, adjusting wing surfaces, and actuating control surfaces. They contribute to the safe and efficient operation of aircraft, ensuring reliable performance during takeoff, landing, and flight maneuvers.

8. Marine and Offshore:

– Hydraulic cylinders are utilized in marine and offshore equipment for a wide range of tasks. They are found in ship and boat steering systems, hatch covers, cranes, winches, and anchor handling equipment. Hydraulic cylinders enable precise control and powerful force transmission in maritime applications, supporting navigation, cargo handling, and offshore operations.

In summary, hydraulic cylinders are commonly used in industries such as construction, material handling, agriculture, mining, manufacturing, automotive, aerospace, marine, and more. They are integral components in machinery and equipment that require reliable power transmission, precise control, and the ability to handle heavy loads. The versatile nature of hydraulic cylinders allows them to be adapted to various applications, contributing to increased efficiency, productivity, and safety in numerous industries.

China manufacturer 210L Cryogenic Liquid Oxygen Dewar Cylinder   with Great quality China manufacturer 210L Cryogenic Liquid Oxygen Dewar Cylinder   with Great quality
editor by CX 2023-11-21