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SPECIALIZED IN HYDRAULIC CYLINDER SOLUTIONS

Precision-engineered standard and customized hydraulic cylinders for industrial, construction, and heavy machinery applications.

Chengdu Zhijin Factory

About Chengdu Zhijin

Chengdu Zhijin Machinery Equipment Co., Ltd. is based in Chengdu, Sichuan province, the most industrial city in southwest China. The company is specialized in R&D, manufacturing, and sales of high-performance hydraulic cylinders for a wide range of applications including construction machinery, agricultural equipment, mining vehicles, and industrial automation systems.

With a strong focus on innovation and quality control, our team integrates advanced engineering techniques with rigorous testing standards to deliver reliable and durable hydraulic solutions trusted by clients across Asia, Europe, and North America.

15+

Years of Experience

200+

Custom Projects Delivered

Our Products

Standard and Customized Hydraulic Cylinder Solutions

Double-Acting Hydraulic Cylinder

Double-Acting Cylinder

High-pressure dual-direction operation for excavators and loaders.

  • Bore: 40–200 mm
  • Stroke: Up to 1500 mm
  • Pressure: 16–35 MPa
  • Seal: Nitrile & PTFE
Single-Acting Cylinder

Single-Acting Cylinder

Ideal for dump trucks and lifting platforms with spring return.

  • Bore: 50–180 mm
  • Stroke: Up to 1200 mm
  • Pressure: 10–25 MPa
  • Mounting: Front Flange
Telescopic Cylinder

Telescopic Cylinder

Multi-stage design for long stroke applications.

  • Stages: 2–5
  • Extended Length: Up to 3m
  • Load Capacity: 5–20 Tons
  • Applications: Garbage Trucks, Cranes
Welded Hydraulic Cylinder

Welded Cylinder

Robust construction for harsh environments and heavy loads.

  • Bore: 60–300 mm
  • Stroke: Up to 2000 mm
  • Material: ST52 Steel
  • Protection: Zinc Plated Rod
Tie-Rod Cylinder

Tie-Rod Cylinder

Standard NFPA design for industrial machinery.

  • Series: NFPA IH, MP
  • Bore: 1.5–8 inches
  • Temperature: -20°C to +80°C
  • Seals: Parker Equivalent
Custom Mining Cylinder

Mining Cylinder

Heavy-duty cylinders for underground and surface mining equipment.

  • Bore: 100–400 mm
  • Pressure: Up to 40 MPa
  • Dust Wiper: Double Lip
  • Coating: Hard Chrome Plated
Agricultural Cylinder

Agricultural Cylinder

Compact and corrosion-resistant for tractors and harvesters.

  • Bore: 32–100 mm
  • Stroke: 200–800 mm
  • Mounting: Clevis & Trunnion
  • Seal: Viton Option
Industrial Servo Cylinder

Servo Hydraulic Cylinder

Precision control for automation and testing systems.

  • Position Feedback: LVDT
  • Accuracy: ±0.1 mm
  • Response: High Frequency
  • Interface: Analog/RS485
Marine Hydraulic Cylinder

Marine Cylinder

Saltwater-resistant design for shipboard and offshore use.

  • Material: Stainless Steel Options
  • Coating: Epoxy Primer + Polyurethane
  • Seals: FKM (Viton)
  • Standards: DNV-GL Compliant
Custom Hydraulic Assembly

Custom Hydraulic Assembly

Complete system integration with valves, pumps, and manifolds.

  • Design: CAD & FEA Analysis
  • Testing: Full Load Cycle
  • Documentation: ISO 9001
  • Support: On-Site Commissioning

Why Choose ZJ Hydraulics?

Engineered for Performance, Built for Durability

Quality Assurance

ISO 9001 certified processes with 100% in-house testing on every cylinder before shipment.

Fast Delivery

Standard models shipped within 7–10 days. Custom designs delivered in 3–5 weeks.

Global Support

After-sales service and technical support available in Europe, North America, and Southeast Asia.

500+

Clients Worldwide

10,000+

Cylinders Produced Annually

99.2%

Customer Satisfaction Rate

15+

Countries Served

Latest News

Updates from ZJ Hydraulics

New Factory Expansion

New Production Line Launched

Our new automated welding station increases output by 40%.

April 5, 2024

ISO Certification

ISO 9001:2015 Recertified

Maintaining excellence in quality management systems.

March 18, 2024

International Trade Show

Exhibiting at Bauma 2024

Visit us in Munich to see our latest innovations.

February 22, 2024

Contact Us

For inquiries, quotes, or technical support, please visit our official website to get in touch with our team.

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