Product Description
Company Profile
CHINAMFG 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 | 118mm |
| Maximum Stroke | 5700mm |
| Weight | 368 |
| Warranty | 14 Months |
| Working Pressure | 16-25 Mpa |
| Place of Origin | ZheJiang ,China |
| Color | Client’s Request |
| ITEM | MODEL NO. | # of Stages | Largest Moving Stage Diameter(mm) | stroke(mm) | the largest sleeve OD(mm) | mounting distance(mm) |
| 1 | WTFC 4TG-E152*4280ZJ | 4 | 152 | 4280 | 272 | 335 |
| 2 | WTFC 5TG-E152*4280ZJ | 5 | 152 | 4280 | 272 | 335 |
| 3 | WTFC 4TG-E160*5390ZJ | 4 | 160 | 5390 | 272 | 335 |
| 4 | WTFC 4TG-F175*4280ZJ | 4 | 175 | 4280 | 272 | 335 |
| 5 | WTFC 4TG-F175*5390ZJ | 4 | 175 | 5390 | 272 | 335 |
| 6 | WTFC 4TG-F175*5700ZJ | 4 | 175 | 5700 | 272 | 335 |
| 7 | WTFC 5TG-F175*5390ZJ | 5 | 175 | 5390 | 272 | 335 |
| 8 | WTFC 5TG-F175*5700ZJ | 5 | 175 | 5700 | 272 | 335 |
| 9 | WTFC 4TG-F185*4650ZJ | 4 | 185 | 4650 | 272 | 335 |
| 10 | WTFC 4TG-F185*5000ZJ | 4 | 185 | 5000 | 272 | 335 |
| 11 | WTFC 4TG-F185*5700ZJ | 4 | 185 | 5700 | 272 | 335 |
| 12 | WTFC 4TG-F185*6180ZJ | 4 | 185 | 6180 | 272 | 335 |
| 13 | WTFC 5TG-F185*5000ZJ | 5 | 185 | 5000 | 272 | 335 |
| 14 | WTFC 4TG-F200*6000ZJ | 4 | 200 | 6000 | 272 | 335 |
| 15 | WTFC 5TG-F200*6500ZJ | 5 | 200 | 6500 | 272 | 335 |
| 16 | WTFC 4TG-F175*4280BH | 4 | 175 | 4280 | 244 | 325 |
| 17 | WTFC 4TG-F175*4650BH | 4 | 175 | 4650 | 244 | 325 |
| 18 | WTFC 4TG-F175*5390BH | 4 | 175 | 5390 | 244 | 325 |
| 19 | WTFC 4TG-F185*5700BH | 4 | 185 | 5700 | 244 | 325 |
| 20 | WTFC 4TG-F185*6000BH | 4 | 185 | 6000 | 244 | 325 |
| 21 | WTFC 4TG-F185*6180BH | 4 | 185 | 6180 | 244 | 325 |
| 22 | WTFC 4TG-F200*6000BH | 4 | 200 | 6000 | 244 | 325 |
| 23 | WTFC 4TG-F175*4280JT | 4 | 175 | 4280 | 244 | 325 |
| 24 | WTFC 4TG-F175*4650JT | 4 | 175 | 4650 | 244 | 325 |
| 25 | WTFC 4TG-F175*5390JT | 4 | 175 | 5390 | 244 | 325 |
| 26 | WTFC 4TG-F200*5700JT | 4 | 200 | 5700 | 272 | 325 |
| 27 | WTFC 4TG-F200*6180JT | 4 | 200 | 6180 | 272 | 325 |
| 28 | WTFC 4TG-F175*4450HT | 4 | 175 | 4450 | 244 | 345 |
| 29 | WTFC 5TG-F200*6180AF | 5 | 200 | 6180 | 272 | 325 |
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 Control
>All specification is designed by professional engineer.
>All material is high quality-Seal kits were purchased from USA, Japan, UK and Sweden.
>All material is processed by skilled workers and advanced CNC lathe.
>All cylinders are 100% tested before package to ensure every cylinder is qualified for its purpose.
>Package is air cushion film for each cylinder and steel case for all cylinders to ensure goods can arrive at customer safely.
>14 months’ warranty and long time track service is offered to solve any problems you meet after sale.
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 efficient and reliable lifting?
A lift cylinder plays a crucial role in enabling efficient and reliable lifting operations. Here’s an explanation of how a lift cylinder contributes to efficient and reliable lifting:
1. High Lifting Capacity:
Lift cylinders are specifically designed to provide high lifting capacities. They can generate substantial force to lift heavy loads, making them well-suited for material handling tasks that involve large or bulky items. The high lifting capacity ensures that the cylinder can effectively handle the intended load, contributing to efficient lifting without the need for additional equipment or manual labor.
2. Precise Control:
Lift cylinders offer precise control over the lifting process. By regulating the flow and pressure of hydraulic fluid, operators can achieve accurate positioning and controlled movements. This level of control allows for efficient and precise placement of the load, reducing the risk of damage to the load or surrounding objects. The precise control also enables operators to optimize the lifting process, saving time and effort.
3. Smooth and Stable Operation:
Lift cylinders provide smooth and stable operation during lifting operations. The hydraulic system ensures that the lifting motion is steady and controlled, minimizing jerking or sudden movements. This smooth operation is important for the safe handling of delicate or fragile materials. It also enhances operator confidence and reduces the risk of accidents, contributing to reliable lifting performance.
4. Quick Response Time:
Lift cylinders offer quick response times, allowing for efficient and timely lifting operations. When activated, the hydraulic system quickly directs fluid into the cylinder, initiating the lifting motion. This rapid response time reduces downtime and enables operators to complete lifting tasks more efficiently.
5. Durability and Reliability:
Lift cylinders are built to withstand the demands of heavy-duty lifting operations. They are constructed with durable materials and designed to handle repetitive lifting tasks over extended periods. The robust construction and reliable performance of lift cylinders ensure that they can consistently deliver efficient lifting performance without frequent breakdowns or malfunctions.
6. Safety Features:
Lift cylinders often incorporate safety features to enhance reliability during lifting operations. These features can include load-holding valves, pressure relief valves, and fail-safe mechanisms. Load-holding valves prevent the load from dropping in the event of hydraulic pressure loss, ensuring the load remains securely lifted. Pressure relief valves protect the system from excessive pressure, preventing potential damage. Fail-safe mechanisms provide additional safety by engaging in the event of a system failure or power loss. The presence of these safety features contributes to reliable and safe lifting operations.
7. Integration with Control Systems:
Advanced lift cylinders can be integrated with control systems, such as electronic controls or programmable logic controllers (PLCs). This integration allows for automation and optimized control of the lifting process. By incorporating sensors, feedback mechanisms, and pre-programmed sequences, the lift cylinder can operate efficiently and reliably with minimal operator intervention.
In summary, a lift cylinder contributes to efficient and reliable lifting through its high lifting capacity, precise control, smooth and stable operation, quick response time, durability and reliability, incorporation of safety features, and integration with control systems. These features and capabilities ensure that the lifting process is efficient, accurate, and safe, thereby enhancing overall lifting performance.

Can Lift Cylinders Be Used in Lifting and Lowering Platforms for Accessibility?
Yes, lift cylinders can be used in lifting and lowering platforms to provide accessibility for individuals with mobility challenges. These cylinders play a crucial role in the operation of accessibility platforms, such as wheelchair lifts, vertical platform lifts, or scissor lifts. Here’s a detailed explanation of how lift cylinders can be used in lifting and lowering platforms for accessibility:
- Lifting Mechanism:
- Smooth and Controlled Movement:
- Weight Capacity:
- Space Optimization:
- Reliability and Durability:
- Integration with Safety Features:
Lift cylinders serve as the primary lifting mechanism in accessibility platforms. These platforms are designed to raise or lower individuals, including wheelchair users, to different heights, allowing them to access elevated areas or overcome vertical barriers. Lift cylinders are typically integrated into the platform structure and connected to a hydraulic or pneumatic system. When activated, the cylinders extend or retract, lifting or lowering the platform in a controlled manner.
Lift cylinders ensure smooth and controlled movement of the accessibility platform during the lifting and lowering process. The cylinders are designed to provide precise and gradual motion, allowing for safe and comfortable vertical transportation. They can be equipped with features such as flow control valves or adjustable dampening to regulate the speed and prevent abrupt movements. Lift cylinders enable individuals to transition between different levels smoothly and securely.
Accessibility platforms need to support the weight of individuals using them, including wheelchair users and their mobility devices. Lift cylinders are manufactured with varying weight capacities to accommodate different load requirements. The cylinders are designed to withstand the vertical forces exerted on the platform and ensure stability and safety during operation. Lift cylinder specifications, such as bore size, rod diameter, and material strength, are carefully selected to match the intended weight capacity of the accessibility platform.
Lift cylinders contribute to space optimization in accessibility platforms. These cylinders are compact and can be integrated within the platform structure, minimizing the need for additional space or external lifting mechanisms. The compact design of lift cylinders allows for efficient utilization of the available platform area, ensuring that the platform can be installed in various settings, including tight spaces or existing structures where space is limited.
Lift cylinders are engineered for reliability and durability to meet the demanding requirements of accessibility platforms. They are designed to withstand frequent usage, heavy loads, and harsh operating conditions. Lift cylinders undergo rigorous testing and quality control measures to ensure their performance and longevity. Manufacturers often provide warranties and maintenance guidelines to support the long-term reliability and safety of lift cylinders used in lifting and lowering platforms.
Accessibility platforms incorporate various safety features to protect users during vertical transportation. Lift cylinders can be integrated with these safety features to enhance the overall system. For example, pressure relief valves can be installed in the hydraulic system to prevent excessive force in case of a malfunction or overload. Additionally, safety sensors, emergency stop buttons, and interlocks can be connected to the lift cylinder system to provide additional layers of safety and control.
Lift cylinders are essential components in lifting and lowering platforms for accessibility. Their role in providing the lifting mechanism, ensuring smooth and controlled movement, accommodating weight capacity, optimizing space, and contributing to reliability and safety makes them a valuable choice for creating inclusive environments and improving accessibility for individuals with mobility challenges.

Can you explain the role of hydraulic fluid in a lift cylinder?
Hydraulic fluid plays a crucial role in the operation of a lift cylinder. It serves as the medium through which force is transmitted to generate motion and provide lifting or lowering capabilities. Here’s an explanation of the role of hydraulic fluid in a lift cylinder:
1. Transmission of Force:
Hydraulic fluid acts as a medium for transmitting force within the lift cylinder. When pressurized, the hydraulic fluid applies force on the piston, which then transfers that force to the load through the rod. The force exerted by the hydraulic fluid is transmitted equally in all directions due to Pascal’s law, allowing for effective lifting or lowering of heavy loads.
2. Energy Transfer:
Hydraulic fluid is responsible for transferring energy within the hydraulic system. The hydraulic fluid is pressurized by a pump, which converts mechanical energy into hydraulic energy. This pressurized fluid carries the energy to the lift cylinder, where it is converted back into mechanical energy to perform the lifting or lowering action. The ability of hydraulic fluid to store and transmit energy efficiently makes it ideal for power transmission in hydraulic systems.
3. Lubrication and Cooling:
Hydraulic fluid serves as a lubricant within the lift cylinder to reduce friction and wear between moving parts, such as the piston and the cylinder barrel. This lubrication helps to enhance the longevity and smooth operation of the cylinder components. Additionally, the hydraulic fluid also aids in cooling the system by absorbing heat generated during operation, preventing overheating and ensuring optimal performance.
4. Sealing and Contamination Control:
Hydraulic fluid plays a critical role in sealing the lift cylinder and preventing leakage. It works in conjunction with seals located between the piston and cylinder barrel, as well as around the rod, to create a tight and secure hydraulic system. The hydraulic fluid also helps to control contamination by keeping external contaminants, such as dirt and debris, from entering the cylinder and affecting its performance.
5. System Efficiency:
The properties of hydraulic fluid, such as its viscosity and flow characteristics, directly impact the efficiency of the lift cylinder system. The choice of the appropriate hydraulic fluid ensures smooth and efficient operation, minimizing energy losses and maximizing system performance.
In summary, hydraulic fluid plays a vital role in a lift cylinder by transmitting force, transferring energy, lubricating and cooling the system, sealing against leaks, controlling contamination, and contributing to system efficiency. It enables the lift cylinder to generate the necessary force and motion to lift or lower heavy loads, while also ensuring the smooth and reliable operation of the hydraulic system.


editor by Dream 2024-11-28