China factory 700 Bar China Manufacturer Hydraulic Jack Spring Return Hydraulic Cylinder vacuum pump for ac

Product Description

Product Description




1. Flat design for low height space requirement.                                                      
2. Mountingg holes supply an easy fixture.                                                                
3. Special designed cup seal provides for steady and durable performance.                    
4. High strength alloy steel body is durale for long working life.                                 
5. Heavy duty return spring supply a fast and steady retraction.                               
6. Chrome plated rod provent rust and corrosion.






Model No.

Capacity Stroke (mm)

Oil Cap. (cm3)

Bore Dia. (mm)

Cylinder Effective Area   (cm2)

Wt. (kg)

YFS50 5 6 4.3 30 7.1 0.6
YFS100 10 10 15.9 45 15.9 1.5
YFS200 20 11 31.1 60 28.3 2.7
YFS300 30 13 53.3 73 41.8 4.3
YFS500 50 16 99.5 89 62.2 6.7
YFS750 75 16 166.1 115 103.8 11.4
YFS1000 90 16 212.3 130 132.7 14.5
YFS1500 150 16 321.6 160 201 26.3



Model No.

Capacity Stroke (in)

Oil Cap.  (in3)

Bore Dia.(in)

Cylinder Effective Area (in2)

Wt. (Lbs)

YFS50 5 0.24 0.26 1.18 1.1 1.33
YFS100 10 0.39 0.97 1.77 2.46 3.33
YFS200 20 0.43 1.9 2.36 4.39 5.95
YFS300 30 0.51 3.25 2.87 6.48 9.48
YFS500 50 0.63 6.07 3.5 9.64 14.8
YFS750 75 0.63 10.14 4.53 16.1 25.1
YFS1000 90 0.63 12.96 5.12 20.57 32
YFS1500 150 0.63 19.63 6.3 31.16 58














Retracted Height   (in) Extended Height (in)

Outside Dia. (in)

Piston Dia.  (in)

Base  to   Port (in)



Mount hole




base  (in)

Bolt circle (in)




Hole Depth


YFS50 1.3 1.53 2.32X1.65 1 0.63 0.9 0.83  1.12  0.21   0.17
YFS100 1.69 2.08 3.62X2.2 1.5 0.75 1.33 1.1  1.44  0.27  0.31 
YFS200 2 2.44 3.97X2.99 2 0.75 1.57 1.57  1.94  0.39  0.39 
YFS300 2.28 2.79 4.6X3.74 2.6 0.75 1.77 1.89  2.06  0.39  0.44 
YFS500 2.64 3.26 5.51X4.48 2.75 0.75 2.12 2.24  2.62 0.43  0.5 
YFS750 3.11 3.74 6.49X5.47 3.26 0.75 2.59 2.72  0.53  0.56 
YFS1000 3.38 4.01 7X6 3.62 0.75 2.91 2.99  0.53  0.56 
YFS1500 3.94 4.56 8.46X7.48 4.52 0.9 3.22 3.74  4.62  0.53  0.56 


Company Information


Contact Us

HangZhou CHINAMFG Electronic & Mechanical Technology Co., Ltd

Website: lillian77


Derek King (Export Manager)



Pressure: High Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Structure: Piston Type
US$ 300/SET
1 SET(Min.Order)




hydraulic cylinder

Can hydraulic cylinders be adapted for specialized applications like material handling?

Yes, hydraulic cylinders can be effectively adapted for specialized applications such as material handling. The versatility, power, and precise control offered by hydraulic cylinders make them well-suited for a wide range of material handling tasks. Hydraulic systems, including cylinders, are commonly used in industrial settings to lift, position, push, pull, and manipulate various types of materials. Here’s a detailed explanation of how hydraulic cylinders can be adapted for specialized material handling applications:

1. Lifting and Lowering:

– Hydraulic cylinders are commonly used for lifting and lowering heavy loads in material handling applications. By utilizing the force generated by hydraulic pressure, cylinders can provide the necessary power to lift and hold loads at different elevations. The precise control offered by hydraulic systems allows for accurate positioning of materials, ensuring efficient and safe lifting operations.

2. Pushing and Pulling:

– Hydraulic cylinders are capable of generating substantial pushing and pulling forces, making them ideal for applications that involve moving or manipulating materials. They can be used to push or pull heavy objects, control the movement of conveyors or rollers, or engage mechanisms for material transfer. The ability to exert high forces with precise control enables hydraulic cylinders to efficiently handle a variety of material handling tasks.

3. Tilting and Rotating:

– Hydraulic cylinders can be adapted to provide tilting and rotating functions in material handling equipment. By integrating cylinders into the design, equipment such as forklifts, cranes, or material handling arms can tilt or rotate to facilitate material placement or maneuvering. Hydraulic cylinders offer the required force and control to achieve smooth and controlled tilting or rotating motions, enhancing operational efficiency in material handling processes.

4. Gripping and Clamping:

– Hydraulic cylinders can be utilized to provide gripping and clamping functions for secure material handling. By incorporating specialized gripping or clamping mechanisms with hydraulic actuation, materials of various shapes and sizes can be securely held or clamped during transportation or processing. Hydraulic cylinders enable precise and adjustable gripping or clamping forces, ensuring the safe and reliable handling of materials.

5. Material Compaction and Forming:

– Hydraulic cylinders can be adapted for material compaction and forming applications. For example, in the production of bricks, hydraulic cylinders are used to apply high pressure and force to compact the raw materials into desired shapes. Similarly, in metal forming processes, hydraulic cylinders are employed to exert force on metal sheets or components, enabling precise shaping and forming operations.

6. Conveyor and Sorting Systems:

– Hydraulic cylinders can be integrated into conveyor and sorting systems to facilitate material movement and sorting. By incorporating hydraulic actuators, conveyor belts or sorting mechanisms can be efficiently controlled for optimal material flow and distribution. Hydraulic cylinders provide the necessary force and control to handle varying load capacities and adjust the speed and position of material transfer, improving the overall efficiency of handling and sorting operations.

7. Customized Designs:

– Hydraulic cylinders can be customized and adapted to meet specific requirements of specialized material handling applications. Engineers can design cylinders with unique dimensions, stroke lengths, mounting options, and sealing arrangements to fit into equipment or systems with specific space limitations or operating conditions. Customized hydraulic cylinders ensure optimal performance and compatibility for specialized material handling tasks.

In summary, hydraulic cylinders can be effectively adapted for specialized material handling applications, offering the necessary force, control, and versatility required in various material handling tasks. Whether it involves lifting and lowering, pushing and pulling, tilting and rotating, gripping and clamping, material compaction and forming, or integration into conveyor and sorting systems, hydraulic cylinders provide reliable and efficient solutions. Their adaptability, precise control, and ability to handle heavy loads make hydraulic cylinders a valuable component in optimizing material handling processes across different industries.

hydraulic cylinder

Ensuring Controlled and Safe Force Application in Heavy Machinery with Hydraulic Cylinders

Hydraulic cylinders play a critical role in heavy machinery by ensuring controlled and safe force application. The ability to exert and control high forces is essential for heavy machinery operations, such as lifting, pressing, pushing, or pulling heavy loads. Let’s explore how hydraulic cylinders ensure controlled and safe force application in heavy machinery:

  1. Force Control: Hydraulic cylinders provide precise force control capabilities. The hydraulic system’s pressure can be adjusted to regulate the force exerted by the cylinder. This control allows operators to apply the necessary force for a specific task while ensuring it remains within safe limits. By accurately controlling the force, hydraulic cylinders help prevent excessive force that could damage the machinery or compromise the safety of the operation.
  2. Load Balancing: In heavy machinery, multiple hydraulic cylinders are often used in conjunction to distribute and balance the applied force. By using multiple cylinders, the load can be evenly distributed across the machinery, minimizing stress concentrations and ensuring controlled force application. This load balancing approach enhances the stability and safety of the machinery, preventing uneven loading that could lead to structural issues or instability.
  3. Safety Valves: Hydraulic systems in heavy machinery are equipped with safety valves to protect against excessive force or overloading. Safety valves are designed to release hydraulic fluid from the cylinder when the force exceeds a predetermined threshold. This prevents the force from reaching dangerous levels, safeguarding the machinery and preventing potential accidents or damage. Safety valves provide an additional layer of safety and ensure controlled force application even in unexpected circumstances.
  4. Pressure Relief Systems: Hydraulic cylinders incorporate pressure relief systems to further enhance safety. These systems are designed to relieve excess pressure in the hydraulic system, which could occur due to factors such as thermal expansion or system malfunctions. By relieving excess pressure, the pressure relief systems prevent sudden and uncontrolled force surges, maintaining safe and controlled force application in heavy machinery.
  5. Structural Integrity: Hydraulic cylinders are designed to withstand the high forces and loads associated with heavy machinery applications. The cylinders are constructed using robust materials, such as high-strength steel, and undergo rigorous testing to ensure their structural integrity. This ensures that the cylinders can safely handle the forces applied during heavy machinery operations without experiencing failures or deformations that could compromise the safety and controlled force application.

In summary, hydraulic cylinders ensure controlled and safe force application in heavy machinery through force control, load balancing, safety valves, pressure relief systems, and robust structural design. These features and design considerations enable operators to exert the necessary force while maintaining safety and preventing excessive loads or force surges. By incorporating hydraulic cylinders into heavy machinery, manufacturers can achieve controlled force application, enhance operational safety, and protect the machinery from damage or failure.

hydraulic cylinder

How do hydraulic cylinders accommodate variations in stroke length and force requirements?

Hydraulic cylinders are designed to accommodate variations in stroke length and force requirements, providing flexibility and adaptability for different applications. They can be tailored to meet specific needs by considering factors such as piston diameter, rod diameter, hydraulic pressure, and cylinder design. Here’s a detailed explanation of how hydraulic cylinders accommodate variations in stroke length and force requirements:

1. Cylinder Size and Design:

– Hydraulic cylinders come in various sizes and designs to accommodate different stroke lengths and force requirements. The cylinder’s diameter, piston area, and rod diameter are key factors that determine the force output. Larger cylinder diameters and piston areas can generate greater force, while smaller diameters are suitable for applications requiring lower force. By selecting the appropriate cylinder size and design, stroke lengths and force requirements can be effectively accommodated.

2. Piston and Rod Configurations:

– Hydraulic cylinders can be designed with different piston and rod configurations to accommodate variations in stroke length. Single-acting cylinders have a single piston and can provide a stroke in one direction. Double-acting cylinders have a piston on both sides, allowing for strokes in both directions. Telescopic cylinders consist of multiple stages that can extend and retract, providing a longer stroke length compared to standard cylinders. By selecting the appropriate piston and rod configuration, the desired stroke length can be achieved.

3. Hydraulic Pressure and Flow:

– The hydraulic pressure and flow rate supplied to the cylinder play a crucial role in accommodating variations in force requirements. Increasing the hydraulic pressure increases the force output of the cylinder, enabling it to handle higher force requirements. By adjusting the pressure and flow rate through hydraulic valves and pumps, the force output can be controlled and matched to the specific requirements of the application.

4. Customization and Tailoring:

– Hydraulic cylinders can be customized and tailored to meet specific stroke length and force requirements. Manufacturers offer a wide range of cylinder sizes, stroke lengths, and force capacities to choose from. Additionally, custom-designed cylinders can be manufactured to suit unique applications with specific stroke length and force demands. By working closely with hydraulic cylinder manufacturers, it is possible to obtain cylinders that precisely match the required stroke length and force requirements.

5. Multiple Cylinders and Synchronization:

– In applications that require high force or longer stroke lengths, multiple hydraulic cylinders can be used in combination. By synchronizing the movement of multiple cylinders through the hydraulic system, the stroke length and force output can be effectively increased. Synchronization can be achieved using mechanical linkages, electronic controls, or hydraulic circuitry, ensuring coordinated movement and force distribution across the cylinders.

6. Load-Sensing and Pressure Control:

– Hydraulic systems can incorporate load-sensing and pressure control mechanisms to accommodate variations in force requirements. Load-sensing systems monitor the load demand and adjust the hydraulic pressure accordingly, ensuring that the cylinder delivers the required force without exerting excessive force. Pressure control valves regulate the pressure within the hydraulic system, allowing for precise control and adjustment of the force output based on the application’s needs.

7. Safety Considerations:

– When accommodating variations in stroke length and force requirements, it is essential to consider safety factors. Hydraulic cylinders should be selected and designed with an appropriate safety margin to handle unexpected loads or variations in operating conditions. Safety mechanisms such as overload protection valves and pressure relief valves can be incorporated to prevent damage or failure in situations where the force limits are exceeded.

By considering factors such as cylinder size and design, piston and rod configurations, hydraulic pressure and flow, customization options, synchronization, load-sensing, pressure control, and safety considerations, hydraulic cylinders can effectively accommodate variations in stroke length and force requirements. This flexibility allows hydraulic cylinders to be tailored to meet the specific demands of a wide range of applications, ensuring optimal performance and efficiency.

China factory 700 Bar China Manufacturer Hydraulic Jack Spring Return Hydraulic Cylinder   vacuum pump for ac	China factory 700 Bar China Manufacturer Hydraulic Jack Spring Return Hydraulic Cylinder   vacuum pump for ac
editor by CX 2023-10-16

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