Hydraulic Cylinder

Your Professional Hydraulic Cylinder Supplier

Our goal is to become your reliable partner in the hydraulic cylinder in China. Founded in 2005, Jiangsu YingNaisi is a specialized manufacturer focusing on precision cold-drawn steel tubes and hydraulic cylinders. We are committed to applying advanced manufacturing technologies and strict quality control standards to every product. Our products are quality-assured, making us a dependable choice for long-term cooperation.

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Why Choose Us

Advanced Production Equipment:

The company is equipped with 18 CNC machining centers, 5 automatic welding production lines, 2 cylinder component cleaning production lines, 2 assembly production lines, 4 performance testing benches, and 2 painting production lines, with an annual output of 50,000 hydraulic cylinders.

Our Services:

We provide hydraulic cylinder installation and commissioning support: remote or on-site engineering guidance for system integration, free replacement or repair for non-human-caused damage, and regular follow-up on equipment performance and preventative maintenance recommendations.

Our Production Capacity:

Annual sales of precision cold-drawn tubing exceed 8,000 tons, and annual sales of hydraulic cylinders exceed 20,000 units.

Quality Control:

Our products are manufactured strictly according to international standards, using high-quality materials to ensure superior strength and durability. Each tube undergoes a special heat treatment process to further enhance its mechanical properties and wear resistance.

Advantages of Hydraulic Cylinder

High power density:

Hydraulic cylinders are renowned for their ability to generate immense force in a compact form. Unlike mechanical systems like electric motors or pneumatic actuators, hydraulic cylinders efficiently deliver high power output with smaller components.

Smooth and controlled motion:

Hydraulic cylinders ensure smooth and precise motion, which is essential for applications that require delicate positioning and handling.

Durability and longevity:

Hydraulic cylinders are designed to operate in the toughest environments, from freezing temperatures to high-pressure conditions.

Customizability:

Hydraulic cylinders offer a wide range of customization options, allowing them to meet specific operational needs.

Specification of Hydraulic Cylinder

Parameter	Specification
Bore Size	40 – 1000 mm
Max Pressure	700 bar
Rod Material	SAE4140 / 42CrMo4 / Stainless Steel
Seals	Parker, Merkel, NOK
Standards	DIN2391, ISO 9001:2015
Lead Time	30–45 Days
Warranty	1 Year

Features of Hydraulic Cylinder

01.

High Pressure Capacity:

Up to 700 bar (10,150 PSI).

02.

Custom Stroke Lengths:

50 mm – 16,000 mm.

03.

Robust Construction:

Cold drawn seamless tubing, hardened piston rods.

04.

Wide Application Range:

Suitable for construction, metallurgy, marine, agriculture, and more.

Application of Hydraulic Cylinder

Construction:

Essential for heavy machinery such as excavators, loaders, and cranes, providing lifting, tilting, and digging capabilities.

Manufacturing:

Used in presses, assembly lines, and injection molding machines to streamline production processes.

Automotive:

Integral in car lifts, hydraulic brakes, and suspension systems for smooth operation and vehicle maintenance.

Agriculture:

Found in tractors, harvesters, and plows, enabling efficient handling of soil, crops, and heavy equipment.

Marine:

Hydraulic cylinders are employed in ship steering mechanisms, winches, and other systems where reliability in harsh environments is crucial.

Production Process of Hydraulic Cylinder

productcate-1000-700

Other Service of Hydraulic Cylinder

Package	Bundle packing, waterproof paper wrapping
Shipping	Sea/Express
Payment	We accept T/T and L/C. For samples or small trial orders

FAQ

Q: What is the delivery time for standard models?

A: Standard delivery is 30–45 days. Custom designs may require additional time.

Q: Can you customize the mounting style?

A: Yes, we provide various mounting options including trunnion, flange, and clevis mounts.

Q: Do you provide test reports?

A: Yes, each cylinder comes with a test certificate including pressure test data and material reports.

Q: How do I measure a hydraulic cylinder for replacement?

A: Measure the Bore ID (inside barrel diameter), Rod Diameter, and Stroke Length (extension length). You must also know the pin-to-pin distance when closed and the port sizes.

Q: What is the difference between single and double-acting?

A: Single-Acting: Pressure extends the rod, while gravity or a spring retracts it. Double-Acting: Pressure extends and retracts the rod, allowing greater control.

We are one of the most professional hydraulic cylinder manufacturers and suppliers in China, also support customized service. We warmly welcome you to buy bulk hydraulic cylinder in stock here from our factory. Quality products and low price are available.