China high quality Top 3 Manufacturer Hydraulic Cylinders for Trailer vacuum pump brakes

Product Description

CHINAMFG and CHINAMFG Type telescopic cylinder for dump truck and trailer body

1. Company Information
  Found 1995,w are 1 of the biggest hydraulic cylinder manufacturer in China, specialized in design, R & D and manufacturing of hydraulic machinery products etc, with its annual production capaciy of 2 square meters.There are 700 sets of mnufacturing equipment .

Product Description
  2. hydraulic telescopic cylinder for dump truck drawing and parameter 

Hyva FE type

ITEM MODLE NO. # of Stages Largest Moving Stage Diameter(mm) stroke(mm) mounting distance(mm) 
1 WTHY FE-3-110-3205 3 110 3205 1449
2 WTHY FE-3-110-3460 3 110 3460 1609
3 WTHY FE-3-129-3460 3 129 3460 1449
4 WTHY FE-3-129-3880 3 129 3880 1609
5 WTHY FE-3-149-2900 3 149 2900 1320
6 WTHY FE-3-149-3200 3 149 3200 1420
7 WTHY FE-3-149-3500 3 149 3500 1520
8 WTHY FE-3-149-3880 3 149 3880 1644
9 WTHY FE-4-149-4280 4 149 4280 1450
10 WTHY FE-4-149-4940 4 149 4940 1529
11 WTHY FE-4-149-4620 4 149 4620 1484
12 WTHY FE-4-169-4280 4 169 4280 1394
13 WTHY FE-4-169-4450 4 169 4450 1437
14 WTHY FE-4-169-4620 4 169 4620 1479
15 WTHY FE-4-169-4940 4 169 4940 1529
16 WTHY FE-4-169-5000 4 169 5000 1574
17 WTHY FE-4-169-5180 4 169 5180 1604
18 WTHY FE-5-169-5355 5 169 5355 1394
19 WTHY FE-5-169-5780 5 169 5780 1559
20 WTHY FE-5-169-6180 5 169 6180 1527
21 WTHY FE-5-169-6480 5 169 6480 1604
22 WTHY FE-5-169-6830 5 169 6830 1674
23 WTHY FE-5-169-7130 5 169 7130 1769
24 WTHY FE-5-191-6180 5 191 6180 1527
25 WTHY FE-5-191-9030 5 191 9030 2177
26 WTHY FE-6-191-7420 6 191 7420 1677
27 WTHY FE-5-214-6830 5 214 6830 1662
28 WTHY FE-5-214-7130 5 214 7130 1722

Parker and Custom hoists kind 

ITEM  MODEL NO. Largest Moving Stage Diameter # of Stages STROKE CLOSED LENGTH OPEN LENGTH
1 WTPK 3TG F5*72 5" 3 72"(1829mm) 37.19" (945mm) 109.19" (2773mm)
2 WTPK 3TG F5*84 5''       3 84" (2134mm) 41.19" (1046mm) 125.19" (3180mm)
3 WTPK 3TG F5*107 5" 3 107.56" (2732mm) 48.38" (1229mm) 155.94" (3961mm)
4 WTPK 3TG F5*126 5" 3 126.63" (3216mm) 54.56" (1386mm) 181.19" (4602mm)
5 WTPK 3TG F6*86 6" 3 86.75" (2203mm) 40.88" (1038mm) 127.63" (3241mm)
6 WTPK 3TG F6*104 6" 3 103.94" (2640mm) 47" (1194mm) 150.94" (3834mm)
7 WTPK 3TG F6*107 6" 3 107.56" (2732mm) 48.38" (1289mm) 155.94" (3961mm)
8 WTPK 3TG F6*111 6''     3 111" (2819mm) 49.94" (1268mm) 160.94" (4087mm)
9 WTPK 3TG F6*120 6''     3 120'' (3048mm) 53.5" (1359mm) 173.5" (4407mm)
10 WTPK 3TG F6*123 6''     3 123" (3124mm) 54.94" (1395mm) 177.94" (4519mm)
11 WTPK 3TG F6*126 6''     3 126.31"(3208mm) 54.56" (1386mm) 180.87" (4594mm)
12 WTPK 3TG F6*140 6''     3 140.25" (3562mm) 59.81" (1519mm) 200.06" (5081mm)
13 WTPK 4TG F6*135 6''     4 135" (3429mm) 47.19" (1199mm) 182.19" (4628mm)
14 WTPK 4TG F6*156 6''     4 156" (3962mm) 53.62" (1362mm) 209.62" (5324mm)
15 WTPK 3TG F7*110 7"     3 110.63" (2810mm) 50.06" (1271mm) 160.69" (4081mm)
16 WTPK 3TG F7*120 7"  3 120" (3048mm) 53.12" (1349mm) 173.12" (4397mm)
17 WTPK 3TG F7*124 7"    3 124.88" (3172mm) 54.81" (1392mm) 179.69" (4564mm)
18 WTPK 3TG F7*129 7"    3 129" (3277mm) 56.5"  (1435mm) 185.5" (4712mm)
19 WTPK 3TG F7*140 7"    3 140.44" (3567mm) 60"  (1524mm) 200.44" (5091mm)
20 WTPK 3TG F7*150 7"    3 150" (3810mm) 63.50"  (1613mm) 213.50" (5423mm)
21 WTPK 4TG F7*120 7"    4 120" (3048mm) 44.12" (1120mm) 164.12" (4168mm)
22 WTPK 4TG F7*135 7"    4 135" (3429mm) 48.43" (1230mm) 183.44" (4659mm)
23 WTPK 4TG F7*140 7"    4 140" (3556mm) 49.75" (1263mm) 189.75" (4819mm)
24 WTPK 4TG F7*156 7"    4 156" (3962mm) 53.75" (1365mm) 209.75" (5327mm)
25 WTPK 4TG F7*161 7"    4 161.75" (4108mm) 55.31" (1405) 217.06" (5513mm)
26 WTPK 4TG F7*167 7"    4 167" (4242mm) 56.38" (1432mm) 223.38" (5674mm)
27 WTPK 4TG F7*180 7"    4 180" (4572mm) 61.12" (1552mm) 241.12" (6124mm)
28 WTPK 4TG F8*148 8"    4 147.75" (3753mm) 51.50" (1308mm) 199.25" (5061mm)
29 WTPK 4TG F8*156 8"    4 156" (3962mm) 53.75" (1365mm) 209.75" (5327mm)
30 WTPK 4TG F8*161 8"    4 160" (4064mm) 55.75" (1416mm) 215.75" (5480mm)
31 WTPK 4TG F8*170 8"    4 170" (4318mm) 57.25" (1454mm) 227.25" (5481mm)
32 WTPK 4TG F8*180 8"    4 180" (4572mm) 59.75" (1518mm) 239.75" (6090mm)
33 WTPK 5TG F8*170 8"    5 170" (4318mm) 49.88" (1267mm) 219.88" (5585mm)
34 WTPK 5TG F8*190 8"   5 189" (4800mm) 54.62" (1387mm) 243.62" (6188mm)
35 WTPK 5TG F8*220 8"   5 220" (5588mm) 60" (1524mm) 280" (7112mm)
36 WTPK 5TG F8*235 8"    5 234" (5944mm) 64.62" (1641mm) 298.62" (7585mm)
37 WTPK 5TG F8*250 8"   5 249" (6325mm) 68.62" (1743mm) 317.62" (8068mm)
38 WTPK 5TG F8*265 8"    5 265" (6731mm) 71" (1803mm) 336" (8534mm)
39 WTPK 5TG F8*285 8"   5 285" (7239mm) 78.5" (1994mm) 363.5" (9233mm)
40 WTPK 5TG F9*220 9"    5 218" (5537mm) 62.44" (1586mm) 280.44" (7123mm)
41 WTPK 5TG F9*235 9"    5 233" (5918mm) 65.44" (1662mm) 298.44" (7580mm)
42 WTPK 5TG F9*250 9"    5 248" (6299mm) 68.44" (1738mm) 316.44" (8037mm)
43 WTPK 5TG F9*265 9"    5 265" (6731mm) 72.62" (1844mm) 337.62" (8575mm)
44 WTPK 5TG F9*280 9"    5 280" (7112mm) 72.62" (1997mm) 358.62" (9109mm)
45 WTPK 5TG F9*300 9"    5 300" (7620mm) 79" (2007mm) 379" (9627mm)
46 WTPK 5TG F9*320 9"    5 320" (8128mm) 83" (2108mm) 403" (9628mm)
47 WTPK 5TG F9*340 9"    5 340" (8636mm) 87" (2210mm) 427" (10846mm)

  3. hydraulic telescopic cylinder for dump truck produce line
700 sets manufacturing equipment,such as cold drawing production line ,heat treatment production line ,surface treatment production line,testing equipment,various digital-control machining equipment,gantry style linear electroplating production line.

4. hydraulic telescopic cylinder for dump truck quality guarantee system
Program before Delivery
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
Every piece of hydraulic cylinder are tested and will send out only after they are pasted the each test.
  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.

5. After-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.

6.Exhibition and partner

7. 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 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 14month 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 the delivery time?
A: 20 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.

Q13: What is your contact information?
A: Mob: -
 

Material: Steel
Structure: General Cylinder
Power: Hydraulic
Standard: Standard, Nonstandard
Pressure Direction: Double-acting Cylinder
Double-Acting Cylinder Type: Common Cylinder
Customization:
Available

|

hydraulic cylinder

How do hydraulic cylinders handle the challenges of minimizing friction and wear?

Hydraulic cylinders employ several mechanisms and techniques to effectively minimize friction and wear, ensuring optimal performance and longevity. Minimizing friction and wear is crucial for hydraulic cylinders as it helps to maintain efficiency, reduce energy consumption, and prevent premature failure. Here's a detailed explanation of how hydraulic cylinders handle the challenges of minimizing friction and wear:

1. Lubrication:

- Proper lubrication is essential for minimizing friction and wear in hydraulic cylinders. Lubricating fluids, such as hydraulic oils, are used to create a thin film between moving surfaces, reducing direct metal-to-metal contact. This lubricating film acts as a protective barrier, reducing friction and preventing wear. Regular maintenance practices include monitoring and maintaining the appropriate lubricant levels to ensure optimal lubrication and minimize frictional losses.

2. Surface Finishes:

- The surface finishes of components in hydraulic cylinders play a crucial role in minimizing friction and wear. Smoother surface finishes, achieved through precision machining, grinding, or the application of specialized coatings, reduce surface roughness and frictional resistance. By minimizing surface irregularities, the risk of wear and friction-induced damage is significantly reduced, resulting in improved efficiency and extended component life.

3. High-Quality Sealing Systems:

- Well-designed and high-quality sealing systems are crucial for minimizing friction and wear in hydraulic cylinders. Seals prevent fluid leakage and contamination while maintaining proper lubrication. Advanced sealing materials, such as polyurethane or composite materials, offer excellent wear resistance and low friction characteristics. Optimal seal design and proper installation ensure effective sealing, minimizing friction and wear between the piston and cylinder bore.

4. Proper Alignment and Clearances:

- Hydraulic cylinders must be properly aligned and have appropriate clearances to minimize friction and wear. Misalignment or excessive clearances can result in increased friction and uneven wear, leading to premature failure. Proper installation, alignment, and maintenance practices, including regular inspection and adjustment of clearances, help ensure smooth and even movement of the piston within the cylinder, reducing friction and wear.

5. Filtration and Contamination Control:

- Effective filtration and contamination control are essential for minimizing friction and wear in hydraulic cylinders. Contaminants, such as particles or moisture, can act as abrasive agents, accelerating wear and increasing friction. By implementing robust filtration systems and proper maintenance practices, hydraulic systems can prevent the ingress of contaminants, ensuring clean and properly lubricated components. Clean hydraulic fluids help minimize wear and friction, contributing to improved performance and longevity.

6. Material Selection:

- The selection of appropriate materials for hydraulic cylinder components is crucial in minimizing friction and wear. Components subject to high frictional forces, such as pistons and cylinder bores, can be made from materials with excellent wear resistance, such as hardened steel or composite materials. Additionally, selecting materials with low coefficients of friction helps reduce frictional losses. Proper material selection ensures durability and minimized wear in critical components of hydraulic cylinders.

7. Maintenance and Regular Inspection:

- Regular maintenance and inspection practices are vital for identifying and addressing potential issues that could lead to increased friction and wear in hydraulic cylinders. Scheduled maintenance includes lubrication checks, seal inspections, and monitoring of clearances. By promptly detecting and rectifying any signs of wear or misalignment, hydraulic cylinders can be kept in optimal condition, minimizing friction and wear throughout their operational lifespan.

In summary, hydraulic cylinders employ various strategies to handle the challenges of minimizing friction and wear. These include proper lubrication, employing suitable surface finishes, utilizing high-quality sealing systems, ensuring proper alignment and clearances, implementing effective filtration and contamination control measures, selecting appropriate materials, and conducting regular maintenance and inspections. By implementing these practices, hydraulic cylinders can minimize friction and wear, ensuring smooth and efficient operation while extending the overall lifespan of the system.

hydraulic cylinder

Handling Challenges of Different Fluid Viscosities in Hydraulic Cylinders

Hydraulic cylinders are designed to handle the challenges associated with different fluid viscosities. The viscosity of hydraulic fluid can vary based on temperature, type of fluid used, and other factors. Hydraulic systems need to accommodate these variations to ensure optimal performance and efficiency. Let's explore how hydraulic cylinders handle the challenges of different fluid viscosities:

  1. Fluid Selection: Hydraulic cylinders are designed to work with a range of hydraulic fluids, each with its specific viscosity characteristics. The selection of an appropriate fluid with the desired viscosity is crucial to ensure optimal performance. Manufacturers provide guidelines regarding the recommended viscosity range for specific hydraulic systems and cylinders. By choosing the right fluid, hydraulic cylinders can effectively handle the challenges posed by different fluid viscosities.
  2. Viscosity Compensation: Hydraulic systems often incorporate features to compensate for variations in fluid viscosity. For example, some hydraulic systems utilize pressure compensating valves that adjust the flow rate based on the viscosity of the fluid. This compensation ensures consistent performance across different operating conditions and fluid viscosities. Hydraulic cylinders work in conjunction with these compensation mechanisms to maintain precision and control, regardless of the fluid viscosity.
  3. Temperature Control: Fluid viscosity is highly dependent on temperature. Hydraulic cylinders employ various temperature control mechanisms to address the challenges posed by temperature-induced viscosity changes. Heat exchangers, coolers, and thermostatic valves are commonly used to regulate the temperature of the hydraulic fluid within the system. By controlling the fluid temperature, hydraulic cylinders can maintain the desired viscosity range, ensuring reliable and efficient operation.
  4. Efficient Filtration: Contaminants in hydraulic fluid can affect its viscosity and overall performance. Hydraulic systems incorporate efficient filtration systems to remove particles and impurities from the fluid. Clean fluid with the appropriate viscosity ensures optimal functioning of hydraulic cylinders. Regular maintenance and filter replacements are essential to uphold the desired fluid viscosity and prevent issues related to fluid contamination.
  5. Proper Lubrication: Different fluid viscosities can impact the lubrication properties within hydraulic cylinders. Lubrication is essential for minimizing friction and wear between moving parts. Hydraulic systems employ lubricants specifically formulated for the anticipated fluid viscosity range. Adequate lubrication ensures smooth operation and extends the lifespan of hydraulic cylinders, even in the presence of varying fluid viscosities.

In summary, hydraulic cylinders employ various strategies to handle the challenges associated with different fluid viscosities. By selecting appropriate fluids, incorporating viscosity compensation mechanisms, controlling temperature, implementing efficient filtration, and ensuring proper lubrication, hydraulic cylinders can accommodate variations in fluid viscosity. These measures enable hydraulic systems to deliver consistent performance, precise control, and efficient operation across different fluid viscosity ranges.

hydraulic cylinder

What maintenance practices are essential for extending the lifespan of hydraulic cylinders?

Maintaining hydraulic cylinders is crucial for extending their lifespan and ensuring optimal performance. Regular maintenance helps prevent premature wear, damage, and failure, ultimately reducing downtime and saving costs. Here are some essential maintenance practices to consider for extending the lifespan of hydraulic cylinders:

1. Regular Inspections:

- Conduct routine visual inspections of hydraulic cylinders to identify any signs of damage, leaks, or wear. Inspect the cylinder body, piston rod, seals, and mounting points. Look for fluid leaks, rust, dents, or any abnormal wear patterns. Early detection of issues allows for timely repairs or replacements, preventing further damage and extending the lifespan of the cylinder.

2. Cleanliness:

- Maintain a clean environment around hydraulic cylinders to prevent contaminants from entering the system. Dust, dirt, and debris can damage seals and other internal components, leading to accelerated wear and reduced performance. Regularly clean the cylinder and its surroundings to minimize the risk of contamination.

3. Proper Lubrication:

- Adequate lubrication is critical for the smooth operation and longevity of hydraulic cylinders. Follow the manufacturer's recommendations for lubrication intervals and use the appropriate lubricant. Apply lubrication to the cylinder's moving parts, such as the piston rod, to reduce friction and minimize wear.

4. Seal Maintenance:

- Seals play a vital role in preventing hydraulic fluid leaks and maintaining the cylinder's performance. Inspect and replace worn or damaged seals promptly. Ensure that seals are properly installed and lubricated. Regularly clean the seal grooves to remove any debris that could compromise seal effectiveness.

5. Pressure Checks:

- Periodically check the hydraulic system's pressure to ensure it is within the recommended operating range. Excessive pressure can strain the cylinder and its components, leading to premature wear. Monitor pressure levels and make adjustments as necessary to prevent overloading the cylinder.

6. Control Valve Maintenance:

- Maintain and inspect control valves that regulate the flow and direction of hydraulic fluid. Ensure that the valves are functioning correctly and not causing excessive stress or pressure spikes in the cylinder. Clean or replace control valves if they are damaged or malfunctioning.

7. Cylinder Alignment:

- Proper alignment of hydraulic cylinders is essential for their longevity. Misalignment can cause excessive side loads, leading to uneven wear and potential damage. Ensure that the cylinder is correctly aligned with other components and that the mounting points are secure.

8. Preventing Overloading:

- Avoid subjecting hydraulic cylinders to loads exceeding their rated capacity. Overloading can cause internal damage, seal failure, and reduced lifespan. Ensure that the load requirements are within the cylinder's capabilities and consider using safety devices like overload protection systems when necessary.

9. Training and Operator Awareness:

- Provide proper training to equipment operators on the correct use and handling of hydraulic cylinders. Operators should be aware of the cylinder's limitations, safe operating procedures, and the importance of regular maintenance. Promote a culture of proactive maintenance and encourage operators to report any potential issues promptly.

10. Documentation and Record-Keeping:

- Maintain detailed documentation of all maintenance activities, including inspections, repairs, and replacements. Keep records of lubrication schedules, pressure checks, and any maintenance performed on the hydraulic cylinders. This documentation helps track the cylinder's history, identify recurring issues, and plan future maintenance effectively.

By following these maintenance practices, hydraulic cylinder lifespan can be extended, ensuring reliable performance and reducing the risk of unexpected failures. Regular inspections, cleanliness, proper lubrication, seal maintenance, pressure checks, control valve maintenance, cylinder alignment, preventing overloading, operator training, and documentation contribute to the overall longevity and optimal functioning of hydraulic cylinders.

China high quality Top 3 Manufacturer Hydraulic Cylinders for Trailer   vacuum pump brakesChina high quality Top 3 Manufacturer Hydraulic Cylinders for Trailer   vacuum pump brakes
editor by CX 2023-11-06