Product Description

Multi Stage Hydraulic Cylinder for End dump Semi-Trailers 

 

Model The first stage rod diameter Stroke Closed length Open length
WTPK 3TG F5*72 5" 1829mm 945mm 2773mm
WTPK 3TG F5*84 5" 2134mm 1046mm 3180mm
WTPK 3TG F5*107 5" 158/136/116/95 1229mm 3961mm
WTPK 3TG F5*126 5" 3216mm 1386mm 4602mm
WTPK 3TG F6*86 6" 3216mm 1038mm 3241mm
WTPK 3TG F6*104 6" 2640mm 1194mm 3834mm
WTPK 3TG F6*107 6" 2732mm 1289mm 3961mm
WTPK 3TG F6*111 6" 2819mm 1268mm 4087mm
WTPK 3TG F6*120 6" 3048mm 1359mm 4407mm
WTPK 3TG F6*126 6" 3208mm 1386mm 4594mm
WTPK 3TG F6*140 6" 3562mm 1519mm 5081mm
WTPK 4TG F6*135 6" 3429mm 1199mm 4628mm
WTPK 4TG F6*156 6" 3962mm 1362mm 5324mm
WTPK 3TG F7*110 7" 2810mm 1271mm 4081mm
WTPK 3TG F7*120 7" 3048mm 1349mm 4397mm
WTPK 3TG F7*124 7" 3172mm 1392mm 4564mm
WTPK 3TG F7*129 7" 3277mm 1435mm 4712mm
WTPK 3TG F7*140 7" 3567mm 1524mm 5091mm
WTPK 3TG F7*150 7" 3810mm 1613mm 5423mm
WTPK 4TG F7*120 7" 3048mm 1349mm 4168mm
WTPK 4TG F7*135 7" 3429mm 1230mm 4659mm
WTPK 4TG F7*140 7" 3556mm 1263mm 4819mm
WTPK 4TG F7*156 7" 3962mm 1365mm 5327mm
WTPK 4TG F7*161 7" 4108mm 1405mm 5513mm
WTPK 4TG F7*167 7" 4242mm 1432mm 5674mm
WTPK 4TG F7*180 7" 4572mm 1552mm 6124mm
WTPK 4TG F8*148 8" 3753mm 1308mm 5061mm
WTPK 4TG F8*156 8" 3962mm 1365mm 5327mm
WTPK 4TG F8*161 8" 4064mm 1416mm 5480mm
WTPK 4TG F8*170 8" 4318mm 1454mm 5481mm
WTPK 4TG F8*180 8" 4572mm 1518mm 6090m
WTPK 5TG F8*170 8" 4318mm 1267mm 5585mm
WTPK 5TG F8*190 8" 4800mm 1387mm 6188mm
WTPK 5TG F8*220 8" 5588mm 1524mm 7122mm
WTPK 5TG F8*235 8" 5944mm 1641mm 7585mm
WTPK 5TG F8*250 8" 6325mm 1743mm 8068mm
WTPK 5TG F9*265 9" 6731mm 1844mm 8575mm
WTPK 5TG F9*280 9" 7112mm 1997mm 9109mm
WTPK 5TG F9*300 9" 7620mm 2007mm 9627mm
WTPK 5TG F9*320 9" 8129mm 2108mm 9628mm
WTPK 5TG F9*340 9" 8636mm 2210mm 10846mm

 

Cylinder Tube O.D. 6.03"(153.2mm)--10.50"(266.70mm)
Operating Pressure 3000PSI (207Bar)
Numbers of Stage 3, 4, 5
Largest Moving Stage Diameter 5.0" (127mm)--9.0"(228.60mm)
Stroke  71.94"(1827.30mm)--339.88"(8632.95mm)
Closed Length 36.62"(930.10mm)--90.62"(2301.70mm)
Extended Length 108.56"(2757.40mm)--430.50"(1571.70mm)
Base Mount Width 7.00" (177.80mm)--10.68"(271.30mm)
Base Mount Diameter 2.06"(52.30mm)--2.12"(53.80mm)
Plunger Mount Diameter 2.00"(50.80mm)
Plunger Mount Thickness 2.03"(51.60mm)
Warranty Period 14 months after date of production

Company Introduction:
ZheJiang CHINAMFG hydraulic co., ltd. sets up in 1994, is a specialized custom hydraulic cylinder for tipper truck manufacturing enterpirise which takes up with design, manufacturer, sell hydraulic products. The company covers an area of 180,000 square meters, with 500 emplayees in it. There are 700 sets of manufacturing equipments, such as cold drawing production lines, surface treatment production line, boring and rolling production line, various of digital-control machining and testing equipment.

Production advantages:
1.The North American advanced processing technology is adopted to ensure the stable performance.
2.High quality alloy seamless steel pipe are adopted to keep big lifting capacity and light weight;
3.The application of imperial size makes it easy to replace the seals and other accessories;
4.Superior chrome-plating technology improves the corrosion resistance and hardness of cylinders;
5.The world famous brands of seals such as HALLITE, CHINAMFG and NOK ensure the sealing performance;
 
>Professional manufacturer& supplier of Hydraulic Cylinders for more than 22 years;
>Hydraulic Cylinders Certification ISO9001:2008, SGS, TS16949, RoHS, CNAS Certification;
>Experience in export North America, Australia, Asia, Middle East, Africa;
>Hydraulic Cylinders can be Make according to client's requirements;
>The Hydraulic Cylinders can be used for Dump Truck, Tipper Truck, Trailer, Agricultural Machinery, Engineering Machinery, Garbage Truck, Landing Platform etc;
>We are the supplier of Sinotruk, CNHTC, CIMC, Wuzheng, Beiben Truck, Baic Group, FOTON, HOWO, JAC, ZheJiang Hyundai, Xihu (West Lake) Dis.n, ZheJiang Automobile, most of famous truck manufacturing and refitting company use our telescopic cylinder as first choice.

 
Exhibitions& Customers:
>We are the supplier of Sinotruk, CNHTC, CIMC, Wuzheng, Beiben Truck, Baic Group, FOTON, HOWO, JAC, ZheJiang Hyundai, Xihu (West Lake) Dis.n, ZheJiang Automobile, most of famous truck manufacturing and refitting company use our telescopic cylinder as first choice.
 
>We attended each Bauma exhibition, the world grade fair for construction equipments, building material machines, mining machines and earn much more opportunity to extend our business to oversea market.

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
>One year warranty and long time track service is offered to solve any problems you meet after sale.
 Guarantee and after sale service:
>7 x 24 hours technical support through email
>Goods will be delivered safely on time
>One year guarantee after destination port arrival
>Life long time track service

 

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 deephole 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 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 1 year warranty. In this year, 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 the delivery time?
A: Within 20 days for samples.
15-30 days for bulk production, which is depend on quality, production process and so on.
 
Q12: What is your main payment term?
A: T/T, L/C, D/A, D/P either is available.
 

Certification: RoHS, CE, ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 500/Piece
1 Piece(Min.Order)

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Customization:
Available

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hydraulic cylinder

What role do hydraulic cylinders play in optimizing power distribution and efficiency?

Hydraulic cylinders play a significant role in optimizing power distribution and efficiency in various applications. They are widely used in industries such as construction, manufacturing, agriculture, and transportation, where efficient power transmission and precise control are essential. Here's a detailed explanation of the role hydraulic cylinders play in optimizing power distribution and efficiency:

1. Power Transmission:

- Hydraulic cylinders serve as a means of power transmission in hydraulic systems. They convert the hydraulic fluid's pressure and flow into linear mechanical force, allowing for controlled movement of loads. Hydraulic cylinders efficiently transmit power from an energy source, such as a hydraulic pump, to the working components of the system. The ability to transmit power over long distances with minimal energy losses makes hydraulic cylinders an efficient choice for various applications.

2. High Power Density:

- Hydraulic cylinders offer high power density, meaning they can generate significant force relative to their size. This characteristic enables compact and lightweight hydraulic systems while delivering substantial power output. Hydraulic cylinders can produce high forces even at low operating speeds, making them suitable for heavy-duty applications. The high power density of hydraulic cylinders contributes to the optimization of power distribution by maximizing the force output while minimizing the system's overall size and weight.

3. Load Handling and Control:

- Hydraulic cylinders provide precise load handling and control capabilities, contributing to power distribution optimization. By adjusting the flow of hydraulic fluid to the cylinder, operators can control the speed, force, and direction of the cylinder's movement. This level of control allows for accurate positioning and smooth operation of loads, reducing energy waste and improving overall system efficiency. Hydraulic cylinders enable precise load handling and control, leading to optimal power distribution and improved energy efficiency.

4. Variable Force and Speed:

- Hydraulic cylinders offer the advantage of variable force and speed control. By regulating the flow of hydraulic fluid, the force exerted by the cylinder can be adjusted as needed. This flexibility enables hydraulic systems to adapt to different load requirements, optimizing power distribution. Hydraulic cylinders can operate at varying speeds, allowing for efficient power distribution across different stages of an operation. The ability to vary force and speed according to the application's demands enhances energy efficiency and overall system performance.

5. Energy Recovery:

- Hydraulic cylinders can contribute to energy efficiency through energy recovery mechanisms. In certain applications, hydraulic systems utilize accumulators to store and release energy. Hydraulic cylinders can store energy during deceleration or when the load is lowering, and then release it to assist in subsequent movements. This energy recovery process reduces the overall energy consumption of the system, optimizing power distribution and improving efficiency. The ability to recover and reuse energy enhances the sustainability and cost-effectiveness of hydraulic systems.

6. Integrated Control Systems:

- Hydraulic cylinders can be integrated into advanced control systems, such as servo control or proportional control systems. These systems utilize electronic feedback, sensors, and control algorithms to optimize power distribution and efficiency. By continuously monitoring and adjusting the flow of hydraulic fluid, the control systems ensure that the cylinder operates at the most efficient operating point, minimizing energy losses and maximizing power distribution. Integrated control systems enhance the overall energy efficiency of hydraulic systems and contribute to power optimization.

7. System Efficiency Improvement:

- Hydraulic cylinders, when combined with other components in a hydraulic system, contribute to overall system efficiency improvement. The integration of efficient hydraulic pumps, valves, and actuators helps minimize energy losses, pressure drops, and heat generation. By optimizing the design and configuration of the hydraulic system, including the selection of appropriate cylinder sizes, operating pressures, and control strategies, power distribution can be optimized, leading to improved energy efficiency. Proper system design and component selection are critical for achieving optimal power distribution and efficiency.

In summary, hydraulic cylinders play a crucial role in optimizing power distribution and efficiency in various applications. They enable efficient power transmission, offer high power density, provide precise load handling and control, allow for variable force and speed control, facilitate energy recovery, can be integrated into advanced control systems, and contribute to overall system efficiency improvement. By leveraging the capabilities of hydraulic cylinders, industries can achieve better power utilization, reduced energy consumption, and improved system performance.

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

What are the common signs of wear or leakage that indicate hydraulic cylinder issues?

Hydraulic cylinders are critical components in hydraulic systems, and wear or leakage can lead to performance issues and potential system failures. It is important to be aware of the common signs that indicate hydraulic cylinder problems. Here's a detailed explanation of the common signs of wear or leakage that indicate hydraulic cylinder issues:

1. Fluid Leakage:

- Fluid leakage is one of the most obvious signs of hydraulic cylinder problems. If you notice hydraulic fluid leaking from the cylinder, it indicates a seal failure or damage to the cylinder. Leaking fluid may be visible around the rod, piston, or cylinder body. It is important to address fluid leakage promptly as it can lead to a loss of system efficiency, contamination of the surrounding environment, and potential damage to other system components.

2. Reduced Performance:

- Wear or internal damage to the hydraulic cylinder can result in reduced performance. You may notice a decrease in the cylinder's force output, slower operation, or difficulty in extending or retracting the cylinder. Reduced performance can be indicative of worn seals, damaged piston or rod, internal leakage, or contamination within the cylinder. Any noticeable decrease in the cylinder's performance should be inspected and addressed to prevent further damage or system inefficiencies.

3. Abnormal Noise or Vibrations:

- Unusual noise or vibrations during the operation of a hydraulic cylinder can indicate internal wear or damage. Excessive noise, knocking sounds, or vibrations that are not typical for the system may suggest problems such as worn bearings, misalignment, or loose internal components. These signs should be investigated to identify the source of the issue and take appropriate corrective measures.

4. Excessive Heat:

- Overheating of the hydraulic cylinder is another sign of potential issues. If the cylinder feels excessively hot to the touch during normal operation, it may indicate problems such as internal leakage, fluid contamination, or inadequate lubrication. Excessive heat can lead to accelerated wear, reduced efficiency, and overall system malfunctions. Monitoring the temperature of the hydraulic cylinder is important to detect and address potential problems.

5. External Damage:

- Physical damage to the hydraulic cylinder, such as dents, scratches, or bent rods, can contribute to wear and leakage issues. External damage can compromise the integrity of the cylinder, leading to fluid leakage, misalignment, or inefficient operation. Regular inspection of the cylinder's external condition is essential to identify any visible signs of damage and take appropriate actions.

6. Seal Failure:

- Hydraulic cylinder seals are critical components that prevent fluid leakage and maintain system integrity. Signs of seal failure include fluid leakage, reduced performance, and increased friction during cylinder operation. Damaged or worn seals should be replaced promptly to prevent further deterioration of the cylinder's performance and potential damage to other system components.

7. Contamination:

- Contamination within the hydraulic cylinder can cause wear, damage to seals, and overall system inefficiencies. Signs of contamination include the presence of foreign particles, debris, or sludge in the hydraulic fluid or visible damage to seals and other internal components. Regular fluid analysis and maintenance practices should be implemented to prevent contamination and address any signs of contamination promptly.

8. Irregular Seal Wear:

- Hydraulic cylinder seals can wear over time due to friction, pressure, and operating conditions. Irregular seal wear patterns, such as uneven wear or excessive wear in specific areas, may indicate misalignment or improper installation. Monitoring the condition of the seals during regular maintenance can help identify potential issues and prevent premature seal failure.

It is important to address these common signs of wear or leakage promptly to prevent further damage, ensure the optimal performance of hydraulic cylinders, and maintain the overall efficiency and reliability of the hydraulic system. Regular inspection, maintenance, and timely repairs or replacements of damaged components are key to mitigating hydraulic cylinder issues and maximizing system longevity.
China high quality Multi Stage Hydraulic Cylinder for End Dump Semi-Trailers   vacuum pump for ac	China high quality Multi Stage Hydraulic Cylinder for End Dump Semi-Trailers   vacuum pump for ac
editor by CX 2023-10-23