China best Long Stroke Strong Power Telescopic Dump Truck Hydraulic Cylinder vacuum pump distributors

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.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;

Specification

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 do telescopic cylinders handle variations in load capacity and weight?

Telescopic cylinders are designed to handle variations in load capacity and weight effectively. Here's a detailed explanation:

Load-specific design:

Telescopic cylinders are engineered with load-specific design considerations to accommodate variations in load capacity and weight. Manufacturers take into account factors such as the maximum expected load, the range of anticipated loads, and the required safety factors. The cylinder's components, materials, and dimensions are selected and configured accordingly to provide the necessary strength and stability.

Multiple stages:

The nested structure of telescopic cylinders, with multiple stages or sleeves that retract inside one another, allows for adaptability to different loads. Each stage can handle a specific portion of the load, and the collective capacity of all stages determines the overall load capacity of the cylinder. By adding or removing stages, telescopic cylinders can be customized to suit different load requirements, providing flexibility in handling variations in weight.

Hydraulic system control:

The hydraulic control system of telescopic cylinders plays a vital role in managing variations in load capacity. By regulating the flow of hydraulic fluid to each stage, operators can control the extension and retraction force applied to the cylinder. This control allows for adjustments based on the specific load and weight requirements, ensuring the cylinder operates within its safe working limits.

Pressure relief and overload protection:

Telescopic cylinders are often equipped with pressure relief valves and overload protection mechanisms to safeguard against excessive loads. Pressure relief valves help prevent over-pressurization of the hydraulic system by diverting excess fluid flow, protecting the cylinder from potential damage. Overload protection mechanisms, such as overload sensors or mechanical stops, are designed to activate and halt the cylinder's movement if the load exceeds the safe operating limits.

Load distribution and stability:

Telescopic cylinders contribute to load distribution and stability. The nested design distributes the load across multiple stages, reducing stress on individual components and enhancing overall stability. Proper weight distribution on the machinery or equipment, as well as secure attachment of the load, further contribute to maintaining stability and ensuring safe operation.

It's important to note that while telescopic cylinders can handle variations in load capacity and weight, it is crucial to operate within the specified load limits and follow the manufacturer's guidelines. Exceeding the recommended load capacity can compromise the safety, performance, and longevity of the telescopic cylinder and the machinery it is installed on.

Consulting the manufacturer's documentation, engineering specifications, and relevant industry standards is essential for understanding and adhering to the appropriate load capacity and weight guidelines when using telescopic cylinders.

How do telescopic cylinders handle variations in hydraulic pressure and flow rate?

Telescopic cylinders are designed to handle variations in hydraulic pressure and flow rate effectively. Here's a detailed explanation:

Hydraulic pressure control:

Telescopic cylinders are equipped with hydraulic systems that allow for precise control of hydraulic pressure. The hydraulic pressure is regulated by a pump that supplies pressurized hydraulic fluid to the cylinder. The pressure can be adjusted according to the specific requirements of the application.

Pressure relief valves:

To handle variations in hydraulic pressure, telescopic cylinders often incorporate pressure relief valves. These valves are designed to limit the maximum pressure within the cylinder to prevent damage or failure. When the pressure exceeds the set limit, the relief valve opens, allowing excess fluid to bypass and relieve the pressure. This ensures the safety and integrity of the telescopic cylinder and the hydraulic system.

Flow control:

Telescopic cylinders also handle variations in flow rate through the hydraulic control system. The flow rate of hydraulic fluid into and out of the cylinder determines the speed of extension and retraction. Flow control valves, such as flow restrictors or flow control valves, are commonly employed to regulate the flow rate.

Flow restrictors:

Flow restrictors are used to limit the flow rate of hydraulic fluid entering or leaving the telescopic cylinder. By restricting the flow, the speed of extension or retraction can be controlled. This allows for precise and gradual movement, preventing abrupt or uncontrolled motion.

Flow control valves:

Flow control valves are designed to provide adjustable flow rates by regulating the opening or closing of hydraulic passages. These valves allow operators to control the speed of extension and retraction of the telescopic cylinder. By adjusting the flow control valves, variations in flow rate can be accommodated to suit specific operational requirements.

Sequencing valves:

In some applications, telescopic cylinders may require a specific sequence of extension and retraction. Sequencing valves are used to control the order in which different stages of the telescopic cylinder extend or retract. These valves ensure proper synchronization of the cylinder stages and prevent uneven or unbalanced movement.

Overall, telescopic cylinders employ various hydraulic components and control mechanisms to handle variations in hydraulic pressure and flow rate. Pressure relief valves protect against excessive pressure, flow restrictors and flow control valves regulate the flow rate, and sequencing valves ensure proper sequencing of cylinder stages. These features allow telescopic cylinders to operate safely, precisely, and efficiently under different hydraulic conditions.

It's important to consult the manufacturer's documentation and guidelines for specific information on the hydraulic system and control mechanisms of telescopic cylinders, as well as recommended maintenance and safety practices.

How does a telescopic cylinder differ from standard hydraulic cylinders?

A telescopic cylinder differs from standard hydraulic cylinders in several ways. Here's a detailed explanation:

A telescopic cylinder, also known as a multistage cylinder or a sleeve cylinder, is specifically designed to provide an extended stroke length while maintaining a compact retracted length. In contrast, a standard hydraulic cylinder typically consists of a single-stage rod and barrel design. Here are the key differences between a telescopic cylinder and a standard hydraulic cylinder:

• Design and Structure: The most significant difference lies in the design and structure. A standard hydraulic cylinder has a single-stage design, meaning it consists of a single rod and barrel. On the other hand, a telescopic cylinder features multiple stages or sleeves nested inside one another. This nested structure allows for a longer stroke length while keeping the retracted length compact.
• Stroke Length: The stroke length of a telescopic cylinder can be significantly longer compared to a standard hydraulic cylinder. The ability to extend in multiple stages allows for a greater overall stroke length, making telescopic cylinders suitable for applications that require extended reach or height adjustment.
• Retracted Length: While a standard hydraulic cylinder has a fixed retracted length equal to its stroke length, a telescopic cylinder offers a compact retracted length. The nested design enables the stages to retract inside one another, reducing the overall length of the cylinder when not in use. This compact retracted length is advantageous in applications with space constraints.
• Load Capacity: Telescopic cylinders are designed to handle substantial loads while maintaining stability. The nested structure provides increased load-bearing capacity compared to standard hydraulic cylinders. The stages distribute the load evenly, ensuring efficient load transfer throughout the extended stroke.
• Complexity and Maintenance: Telescopic cylinders are generally more complex in design compared to standard hydraulic cylinders. They require precise alignment of the stages and may include additional components such as locking mechanisms or guiding systems. This complexity can affect maintenance requirements and may require specialized inspection and servicing procedures.
• Application: Telescopic cylinders are commonly used in applications that require extended reach or height adjustment, such as cranes, dump trucks, aerial platforms, and material handling equipment. Standard hydraulic cylinders, on the other hand, are versatile and widely used in various applications, including industrial machinery, construction equipment, and agricultural machinery.

Despite these differences, both telescopic cylinders and standard hydraulic cylinders are essential components in hydraulic systems. They both rely on hydraulic fluid to generate force and provide linear motion. The selection of the cylinder type depends on the specific requirements of the application, including stroke length, retracted length, load capacity, and available space.

It's important to consult the manufacturer's guidelines and specifications to ensure the proper selection, installation, and maintenance of the hydraulic cylinder based on the specific application requirements.

editor by Dream 2024-11-08