China Professional Under Trailer or Truck Body Lift Multi Stages Telescopic Hydraulic Cylinder with Good quality

Product Description


Product Name SGS Series Hydraulic Cylinder
Work Press 7/14/16/21/31.5MPa    
Material Aluminum, Cast Iron,45mnb Steel, Stainless Steel
Stage Up to 5 Stage
Bore Size 40mm–320mm, Customizable
Shaft Diameter 20mm–220mm, Customizable
Stroke Length 30mm–14100mm, Customizable
Rod Surface Hardness HRC48-54
Operating Temperature -40°C to +120 °C
Paint Color Black, Yellow, Blue, Brown, Customizable
Service OEM&ODM
Warranty 1 Year
MOQ 1 Piece
Delivery Time 7-15 Days, Also depending on specific demands
Certification ISO9001,CE
Capacity 50,000Pcs per year

Product Display:                     
Working Flow: About Us   
Tongte designs and manufactures durable, heavy-duty hydraulic products and accessories and offers lifecycle services to them. We constantly develop our machine base and operations to meet customer-specific needs and remain leaders in the industry. Beyond all else, we want to be the trusted, groundbreaking partner our customers truly need.
In addition to the customized cylinders, CHINAMFG offers hydraulic power units, Electric-Hydraulic linear actuators, piston accumulators, system configurations, and versatile services such as repair and manufacturing services. The modern production facilities are located in HangZhou, ZheJiang (China) where production started in 2001. The core values of Tongke guiding its business strongly are commitment, sustainability, interaction, and customer-first.
We possess over 20 years of experience in the industry and extensive global market experience, our customers are located all over the world, and we truly commit to the customers’ needs – these are the success factors of our family-owned company. Our vision is to grow and expand the business further into global markets.
Q1: What does your company do?
A: we are a supplier of high-quality hydraulic products including Hydraulic Cylinders, Hydraulic Power packs, Hydraulic Linear, and other Hydraulic components.
Q2:Are you a manufacturer or trading company?
A: We are a manufacturer.
Q3:Are you able to make Non-standard or customized products?
A: Yes, we can.
Q3: How long is your delivery time?
A: Normally, the delivery time is 7 days if we have stock, and 15-30 working days if we don’t. but it
also depends on the product
requirements and quantity.
Q4: Do you provide samples? are the samples free or not?
A: Yes, we can provide samples, but they are not free of charge.
Q5: What are your payment terms?
A: 30% deposit T/T or Irrevocable L/C at sight, If you have any questions, please feel free to
contact us.
Q6: What is your warranty policy?
A: All our products are warranted for 1 full year from the date of delivery against defects in materials and workmanship. Each individual product will be strictly inspected on our factory QC Process
System before shipment. We also have a Customer Service team to respond to customers’ questions within 12 hours.  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature


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Estimated freight per unit.

about shipping cost and estimated delivery time.
Payment Method:


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Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

telescopic cylinder

How do telescopic cylinders contribute to energy-efficient equipment operation?

Telescopic cylinders play a significant role in promoting energy-efficient equipment operation. Here’s a detailed explanation:

Reduced energy consumption:

Telescopic cylinders are designed to minimize energy consumption during equipment operation. The hydraulic system of telescopic cylinders allows for precise control over the extension and retraction of the cylinder stages. This control enables the equipment to use the minimum amount of hydraulic fluid and energy required to achieve the desired movement or position.

Efficient force transmission:

Telescopic cylinders are engineered to efficiently transmit forces from the hydraulic system to the desired application. The telescopic design allows for a direct and linear transfer of force, reducing energy losses that can occur in more complex mechanical systems. This efficient force transmission ensures that the energy supplied to the telescopic cylinder is effectively utilized to perform the desired work.

Compactness and weight reduction:

Telescopic cylinders offer compactness in equipment design, which contributes to energy efficiency. By retracting the cylinder stages, the overall length of the equipment can be minimized, reducing weight and inertia. This reduction in weight and inertia requires less energy to start and stop the movement of the equipment, resulting in energy savings during operation.

Optimized design:

Telescopic cylinders are designed with efficiency in mind. Manufacturers consider factors such as the cylinder’s bore size, rod diameter, and overall construction to ensure optimal performance while minimizing energy requirements. By using lightweight and high-strength materials, optimizing the cylinder’s dimensions, and reducing internal friction, telescopic cylinders can operate efficiently and contribute to energy savings.

Controlled motion:

Telescopic cylinders provide precise and controlled motion, allowing equipment operators to perform tasks with accuracy and efficiency. The hydraulic control system in telescopic cylinders enables smooth and proportional extension and retraction, reducing the need for excessive force or multiple adjustments. This controlled motion prevents energy waste and ensures that the equipment operates efficiently.

Applications in energy-efficient equipment:

Telescopic cylinders are utilized in various energy-efficient equipment, such as hybrid or electric-powered machinery. These equipment types rely on the optimization of energy usage to minimize environmental impact and reduce operating costs. Telescopic cylinders contribute to these objectives by providing efficient force transmission, controlled motion, and compact design.

Furthermore, the integration of advanced technologies, such as electronic control systems, sensors, and feedback mechanisms, can enhance the energy efficiency of equipment that incorporates telescopic cylinders. These technologies allow for further optimization of hydraulic system performance, energy recovery, and intelligent control of equipment operations.

Overall, telescopic cylinders contribute to energy-efficient equipment operation through reduced energy consumption, efficient force transmission, compactness and weight reduction, optimized design, and controlled motion. By utilizing telescopic cylinders in equipment design and considering energy-efficient practices, industries can achieve more sustainable and economical operation.

Consulting with equipment manufacturers or industry experts can provide further insights into the energy-saving benefits and applications of telescopic cylinders in specific equipment types.

telescopic cylinder

Can telescopic cylinders be used in aerial work platforms for extended reach?

Yes, telescopic cylinders are commonly used in aerial work platforms to achieve extended reach. Here’s a detailed explanation:

Increased working height:

Telescopic cylinders enable aerial work platforms to reach greater heights compared to other types of lifting mechanisms. The multi-stage design of telescopic cylinders allows for sequential extension, providing incremental increases in working height. This extended reach capability is crucial for accessing elevated areas such as construction sites, maintenance tasks, or elevated platforms.

Flexible reach adjustment:

Telescopic cylinders offer flexibility in adjusting the reach of aerial work platforms. By extending or retracting the cylinders, operators can modify the platform’s horizontal reach according to the specific job requirements. This flexibility allows for precise positioning of the platform, ensuring safe and efficient access to work areas at varying distances from the base.

Stability and load capacity:

Telescopic cylinders contribute to the stability and load capacity of aerial work platforms during extended reach operations. The cylinders provide structural support and help distribute the weight of the platform and the load being lifted. This load distribution ensures stability, minimizes the risk of tipping or tilting, and allows for safe operation even at maximum reach.

Controlled movements:

Telescopic cylinders enable controlled and smooth movements of aerial work platforms. The hydraulic control system regulates the extension and retraction of the cylinders, allowing for precise control over the platform’s vertical and horizontal motions. This controlled movement enhances operator safety, minimizes vibrations, and enables accurate positioning of the platform during extended reach tasks.

Compact design:

Telescopic cylinders offer a compact design that allows for efficient integration into aerial work platforms. The cylinders can be retracted when not in use, minimizing the space occupied by the lifting mechanism. This compactness allows for better maneuverability, improved accessibility in confined spaces, and efficient transportation of the aerial work platform.

Integration with other platform features:

Telescopic cylinders can be integrated with other features of aerial work platforms to enhance functionality. For example, they can be combined with articulating booms or rotating platforms to achieve versatile reach and positioning capabilities. This integration expands the range of applications for aerial work platforms, enabling them to navigate obstacles, reach over obstacles, or access difficult-to-reach areas.

Advantages of telescopic cylinders in aerial work platforms:

Telescopic cylinders offer several advantages when used in aerial work platforms for extended reach:

  • Increased working height for accessing elevated areas
  • Flexible reach adjustment for precise positioning
  • Stability and load capacity during extended reach
  • Controlled movements for operator safety
  • Compact design for maneuverability and transportation
  • Integration with other platform features for enhanced functionality

Overall, telescopic cylinders are a reliable and efficient choice for achieving extended reach in aerial work platforms. Their ability to increase working height, provide flexibility in reach adjustment, ensure stability, enable controlled movements, offer a compact design, and integrate with other platform features makes them well-suited for a wide range of aerial work applications.

It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the integration, operation, and maintenance of telescopic cylinders in aerial work platforms.

telescopic cylinder

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.

China Professional Under Trailer or Truck Body Lift Multi Stages Telescopic Hydraulic Cylinder   with Good quality China Professional Under Trailer or Truck Body Lift Multi Stages Telescopic Hydraulic Cylinder   with Good quality
editor by Dream 2024-05-15