Product Description
Company Profile
Wantong is a professional hydraulic cylinder manufacturer in China, specialized in the design, R&D and manufacture of hydraulic machinery.We have developed unique and advanced equipment by ourselves to insure first-class quality! All production steps are finished in the same factory, and this guarantees good quality and short lead time. Our main products are hydraulic cylinders for dump trucks, coal mining machinery, tippers, engineering machinery .We have a professional research and development team and cooperate with many universities. Advanced equipment, excellent talents and strict management help us develop first-class products.We have CHINAMFG and advanced production equipments including cold drawing line, heat treatment line, surface treatment line, testing machines and various CNC machines.
Product Description
Product advantage
1.Adopt the international first-class processing technology to ensure the stable and reliable quality.
2.Light, large load,easy to maintain.
3.Alloy seamless steel pipe, excellent texture, superior mechanical properties.
4.World famous brand (HALLITE,PARKER,NOK)sealed, longer life.
5.Gantry type linear plating production line, anti-corrosion, better hardness.
Specification
| Item | Value |
| Product Name | FC Type Hydraulic Cylinder |
| Outer Tube Diameter | 179mm |
| Inner Tube Diameter | 157mm |
| Rod Diameter | 99mm |
| Maximum Stroke | 4450mm |
| Weight | 290kg |
| Warranty | 14 Months |
| Working Pressure | 2000 PSI |
| Place of Origin | ZheJiang ,China |
| Color | Client’s Request |
Production Equipment
The company has more than 1000 sets of machinery processing,automatic precision processing, cold drawing, electroplating, heat treatment, automatic painting system, automatic assembly control system, automatic welding and other equipment. With the processing of cylinder diameter 630mm, length of 6 CHINAMFG within the cylinder of the whole process processing capacity.
Quality Inspection
Our company has abundant technical force and perfect testing means. By making wide technical and business cooperation with many related enterprises, universities, colleges and institutes both at home and abroad, and employing senior engineers and software engineers, we have greatly strengthened and improved our designing, processing, and testing abilities. Every piece of hydraulic cylinder are tested and will send out only after they are pasted the each test.
1). Trial Operation Test
2). Start-up Pressure Test
3). Pressure-Tight Test
4). Leak Test
5). Full Stroke Test
6). Buffer Test
7). Testing the Effect of Limit
8). Load Efficiency Test
9). Reliability Test
Packing & Delivery
To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.
Our Service
1).Pre-sale service: Keep communicating with the truck manufacturers, including selection of product model, design of hydraulic system, test of performance and analysis of the accident. Once the problems occur, we will solve them immediately together with truck manufacturers.
2).The sale service: Provide training and technical support for users.
3).After-sale service: Solve the problem firstly, then analyse responsibility ; Replace the system components immediately if any need.
4). 24 hours telephone service hotline.
Our Honor
Our Customer
Domestic Marketing Locations
The company’s products are widely sold in ZheJiang , ZheJiang , ZheJiang , ZheJiang , ZheJiang , ZheJiang , ZheJiang , ZheJiang , ZheJiang and other more than 20 provinces, municipalities and autonomous regions.
Foreign Marketing Locations
Our products are exported to the United States, Canada, Mexico, Russia, South Africa, Indonesia and other Europe, America, South America, Southeast Asia.
FAQ
Q1. What are the same aspects of your cylinder with CHINAMFG cylinder?
A: Same inside structure.
Same outside dimension and same mounting sizes. It can be interchangeable with Hyva’s
Q2. Compared with CHINAMFG cylinder, what are your cylinder advantages?
A: 1. Rod are chrome plated.
2. Tubes are quenched and tempered.
3. Tube inner hole goes through deep hole boring machine processing. Surface roughness is 0.4Ra and circular degree is 0.571.
4. Good quality yet lower price.
Q3: Are you a manufacture or a trade company?
A: Manufacture, we are the leader manufacturer of hydraulic industry in China with over 20 years’ experience and technology accumulation. With strong technical team we could solve any annoyance of you.
Q4: Do you have quality control system?
A: Yes, The quality management system introduced is: ISO/TS 16949:2009-certified by NQA and IATF cert.
Q5: How can I get a booklet and buy a cylinder from you?
A: Very easy! Just leave me a message or email or call me directly, let me know you are interesting in our products. I will talk with you for the details soon!
Q6: Can you tell me the price for the cylinder?
A: 1. Please advice the drawing with technical requirement.
2. Please advice the model No. after you check our booklet.
3. Please advice the tipping capacity, number of stages, closed length, mounting type and size.
4. Please also help advice the quantities, this is very important.
Q7: Do your products come with a warranty?
A: Yes, we have 14 months from production time. In this time, if the quality problem we will free repair for you.
Q8: Hydraulic cylinder internal leakage?
A: 3 main reasons causing internal leakage: overload, polishing bad controlled, cheap seal kits. As is known to all, vehicles in China are often overloaded, our products all designed to bear the overload power. Advanced equipment could assure the polish processing. And we use the imported/TOP brand seals to meet customers’ requirement.
Q9: What about the quality feedback of your products?
A: WE HAVE NEVER RECEIVED EVEN ONCE QUALITY COMPLAINT FOR MANY YEARS OF INTERNATIONAL BUSINESS.
Q10: Can you help me to install or recommend what kind of hydraulic cylinder or power pack should I use for specific machine?
A: Yes, we have 25 experienced engineers who are always ready to help you. If you do not know what kind of hydraulic cylinders should be used in your machine, please just contact us, our engineers will design the exact products match your need.
Q11: What is your main payment term?
A: T/T, L/C, Western Union, Paypal. Either is available.
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How does a lift cylinder contribute to smooth and controlled lifting motion?
A lift cylinder plays a crucial role in ensuring smooth and controlled lifting motion in various applications. Here’s an explanation of how a lift cylinder contributes to this:
1. Hydraulic Operation:
A lift cylinder typically operates using hydraulic power. Hydraulic systems utilize pressurized fluid to generate force and motion. The lift cylinder is connected to the hydraulic system, and when the hydraulic fluid is pressurized, it exerts force on the piston inside the cylinder. This force causes the cylinder to extend or retract, enabling the lifting motion. The hydraulic operation of the lift cylinder provides a smooth and consistent force, resulting in a controlled and precise lifting motion.
2. Synchronization:
In some applications, multiple lift cylinders are used together to achieve synchronized lifting. These cylinders work in tandem, ensuring that the lifting force is evenly distributed and that the load remains level throughout the lifting process. The synchronization of lift cylinders contributes to a smooth and balanced lifting motion, reducing the risk of tilting or instability.
3. Control Valves:
Lift cylinders are often equipped with control valves that allow operators to control the flow and pressure of the hydraulic fluid. By adjusting these control valves, operators can regulate the speed and force of the lifting motion. This provides precise control over the lifting process, allowing for smooth and controlled movements tailored to the specific requirements of the application.
4. Damping and Cushioning:
Some lift cylinders incorporate damping and cushioning mechanisms to further enhance the smoothness and control of the lifting motion. These mechanisms help absorb shocks and vibrations, preventing sudden jolts or jerky movements during the lifting process. Damping and cushioning features contribute to a more comfortable and controlled lifting experience, particularly when dealing with delicate or sensitive loads.
5. Load Capacities:
Lift cylinders are designed to handle specific load capacities based on their size, construction, and specifications. By selecting the appropriate lift cylinder for the intended load, operators can ensure that the lifting motion remains smooth and controlled. Overloading or underloading the lift cylinder can lead to instability or uneven lifting, affecting the overall smoothness and control of the motion.
In summary, a lift cylinder contributes to smooth and controlled lifting motion through its hydraulic operation, synchronization (if applicable), the use of control valves, damping and cushioning mechanisms, and appropriate load capacities. These factors work together to provide reliable and precise lifting, enhancing safety and efficiency in various applications.

How Does a Lift Cylinder Contribute to Precise Load Handling and Positioning?
A lift cylinder plays a crucial role in achieving precise load handling and positioning in various applications. It is a hydraulic component commonly used in material handling equipment, including forklifts, cranes, and other lifting devices. The lift cylinder utilizes hydraulic power to control the vertical movement of loads, allowing for precise and controlled lifting, lowering, and positioning. Here’s a detailed explanation of how a lift cylinder contributes to precise load handling and positioning:
- Vertical Lifting:
- Load Stability:
- Positioning Control:
- Load Balancing:
- Controlled Speed and Acceleration:
- Force Feedback and Sensing:
The primary function of a lift cylinder is to provide the vertical lifting force required to raise and lower loads. When hydraulic pressure is applied to the cylinder, it extends or retracts the piston rod, depending on the design. This controlled extension or retraction enables the lift cylinder to raise or lower the load with precision. The hydraulic system allows operators to adjust the lifting speed and control the movement of the cylinder, ensuring smooth and accurate load handling.
One of the key factors in precise load handling is maintaining load stability throughout the lifting and positioning process. Lift cylinders are designed to provide a stable lifting platform by minimizing unwanted movements or vibrations. The hydraulic system, combined with the mechanical structure of the cylinder, offers excellent control over the load’s vertical movement, preventing sudden shifts or instability. This stability allows operators to handle delicate or fragile loads without compromising their integrity.
A lift cylinder offers precise positioning control, enabling operators to place the load accurately at the desired location. By regulating the hydraulic pressure, operators can control the speed and direction of the cylinder’s movement. This control allows for fine adjustments during the lifting or lowering process, ensuring that the load is positioned precisely according to the requirements. The hydraulic system offers responsiveness and sensitivity, allowing for real-time adjustments for optimal load placement.
Load balancing is essential for maintaining stability and preventing excessive stress on the lifting equipment. Lift cylinders are often used in combination with other hydraulic components, such as counterbalance valves or load sensing systems, to achieve load balancing. These systems monitor the load and adjust the hydraulic pressure within the lift cylinder to ensure that the load remains balanced during lifting and lowering operations. By maintaining load balance, the lift cylinder contributes to precise load handling and positioning, reducing the risk of accidents or damage.
Precise load handling requires controlled speed and acceleration during lifting and lowering operations. Lift cylinders, integrated with hydraulic control valves, allow for precise adjustment of the lifting speed and acceleration profile. Operators can control the flow rate of hydraulic fluid entering or exiting the cylinder, regulating the speed of the piston’s movement. This control over speed and acceleration enables smooth and gradual load handling, preventing sudden jolts or jerky movements that could affect load positioning accuracy.
Some advanced lift cylinder systems incorporate force feedback mechanisms or load sensing capabilities. These features provide operators with real-time information on the load’s weight or force exerted on the cylinder. By receiving feedback on the load conditions, operators can make precise adjustments to the lifting or lowering operation. This feedback mechanism enhances load handling precision, allowing operators to adapt to changing load characteristics and ensure accurate positioning.
A lift cylinder’s ability to provide vertical lifting force, maintain load stability, offer precise positioning control, assist in load balancing, enable controlled speed and acceleration, and incorporate force feedback or load sensing capabilities all contribute to precise load handling and positioning. These features make lift cylinders valuable components in material handling equipment, ensuring safe and efficient handling of loads in various industries and applications.

How does a lift cylinder handle variations in lift height?
A lift cylinder is designed to handle variations in lift height by utilizing its extendable and retractable piston rod. Here’s an explanation of how a lift cylinder handles variations in lift height:
When a lift cylinder is activated, hydraulic fluid is directed into the cylinder chamber, creating pressure that extends the piston rod. As the piston rod extends, it pushes against the load, lifting it to the desired height.
When there are variations in lift height, the lift cylinder adjusts accordingly by controlling the extension and retraction of the piston rod. Here’s how it works:
1. Extending the Piston Rod:
When the lift height needs to increase, the lift cylinder extends the piston rod further. This extension is achieved by increasing the flow of hydraulic fluid into the cylinder chamber. The increased fluid pressure pushes the piston and rod assembly, extending the rod and lifting the load to the required height.
2. Retracting the Piston Rod:
Conversely, when the lift height needs to decrease, the lift cylinder retracts the piston rod. This retraction is achieved by reducing the flow of hydraulic fluid into the cylinder chamber. The decreased fluid pressure allows the piston and rod assembly to retract, lowering the load to the desired height.
3. Precise Control and Positioning:
Lift cylinders are equipped with valves and control mechanisms that allow for precise control and positioning of the piston rod. By regulating the flow of hydraulic fluid and adjusting the pressure, the lift cylinder can achieve accurate and controlled movements, enabling it to handle variations in lift height with precision.
4. Adjustable Stroke Length:
Some lift cylinders have an adjustable stroke length, which refers to the distance the piston rod can travel within the cylinder barrel. By customizing the stroke length, the lift cylinder can accommodate different variations in lift height. The stroke length can be modified by adjusting the cylinder’s dimensions or incorporating additional components.
5. Integration with Control Systems:
Advanced lift cylinder systems can be integrated with control systems, such as electronic controls or programmable logic controllers (PLCs), to automate and optimize lift height adjustments. These control systems can monitor and adjust the lift cylinder’s movements based on predetermined parameters or feedback from sensors, ensuring precise and consistent lift height control.
In summary, a lift cylinder handles variations in lift height by extending or retracting the piston rod, controlling the flow and pressure of hydraulic fluid, achieving precise control and positioning, utilizing adjustable stroke length, and integrating with control systems. These capabilities enable the lift cylinder to adapt to different lift height requirements and provide accurate and controlled lifting operations.


editor by Dream 2024-11-29