What are the opening hours?

Monday 08:00 - 05:00 Tuesday 08:00 - 05:00 Wednesday 08:00 - 05:00 Thursday 08:00 - 05:00 Friday 08:00 - 05:00 Saturday 08:00 - 05:00

Guangju Hydraulic Cylinder Manufacturing co., Ltd

Home
China
Linyi
Guangju Hydraulic Cylinder Manufacturing co., Ltd

Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Guangju Hydraulic Cylinder Manufacturing co., Ltd, Industrial Company, Yishui County, Yanshi Road, Linyi.

23/04/2026

🔧 Precision Piston Rods That Keep Systems Moving

GuangJu Hydraulic’s piston rods are engineered for smooth motion, high strength, and long-term reliability in hydraulic and pneumatic systems.

📌 Key Features
• ISO-f7 tolerance for accurate assembly
• Ultra-smooth surface Ra ≤ 0.20 μm
• Chrome hardness up to 800–1000 HV
• Excellent straightness for stable operation

⚙️ Performance You Can Rely On
Designed to handle high pressure, heavy loads, and continuous operation, helping reduce wear and improve system efficiency.

🏗️ Widely applied in construction machinery, automation equipment, automotive, and more.

💡 Strong materials + precision processing = longer service life.

📧 Contact Us: [email protected]
🌐 Website: www.gj-hydraulic.com

16/04/2026

🏭 GuangJu Hydraulic | Our Story of Precision & Growth

GuangJu Hydraulic started from a simple mission — to provide reliable seamless steel tubes for hydraulic systems. Over decades of development, we have grown into a modern manufacturer integrating R&D, production, and global sales.

📍 From 1978 to Today
Beginning with hydraulic cylinder production in China’s early reform period, we gradually expanded into seamless cold-drawn steel tubes, honed tubes, chrome plated bars, and piston rods, serving customers worldwide.

🏗️ Manufacturing Strength
• Factory area: 50,000 m² (35,000 m² standardized workshops)
• Annual capacity: 25,000 tons
• Skilled team: around 100 employees
• Full process integration: design → production → quality control → export

⚙️ What Drives Us
We focus on precision manufacturing, stable quality, and continuous innovation, ensuring every product meets strict international standards and real industrial needs.

🌍 Our Commitment
To keep improving hydraulic performance through better materials, better processes, and better solutions for global customers.

📧 Contact Us: [email protected]
🌐 Website: www.gj-hydraulic.com

10/04/2026

✨ When Precision Meets Performance

GuangJu Hydraulic’s precision honed tubes are designed for applications where every micron matters.

🔍 Core Highlights
• Inner roughness as low as Ra 0.2 μm → smoother motion, less wear
• Tight tolerance H7–H9 → perfect fit for hydraulic components
• Diameter range 40–400 mm → flexible for different system sizes
• Stable linearity for consistent performance

⚙️ Built for Real Applications
From hydraulic cylinders and actuators to machine tools and energy equipment, these tubes ensure reliable operation under demanding conditions.

💡 Precision inside the tube = better sealing, higher efficiency, longer service life.

📧 Contact Us: [email protected]
🌐 Website: www.gj-hydraulic.com

26/03/2026

🚜 Hydraulic Cylinders That Power Your Equipment

At GuangJu Hydraulic, our hydraulic cylinders are built to deliver strong, stable, and precise linear motion for a wide range of industries.

⚙️ Available Types
• Agricultural cylinders
• Mechanical cylinders
• Dump truck cylinders
• Garbage truck cylinders
• Lift cylinders
✔ Custom designs available based on your requirements

🔧 Why Choose Our Cylinders?
• High force output for heavy-duty applications
• Smooth and controllable movement
• Durable structure for long service life
• Adaptable to different working environments

🏗️ Widely used in construction machinery, transportation, manufacturing, and agriculture.

💡 From standard models to fully customized solutions, we help optimize your hydraulic systems for better performance.

📧 Contact Us: [email protected]
🌐 Website: www.gj-hydraulic.com

24/03/2026

🔩 Precision Piston Rods for Smooth & Stable Motion

GuangJu Hydraulic’s piston rods are designed to keep hydraulic systems running efficiently with high precision and durability.

📌 Key Performance Points
• Surface roughness: Ra ≤ 0.20 μm for reduced friction
• Hard chrome layer: 800–1000 HV for wear resistance
• Straightness: ≤0.3 mm/1000 mm
• Tolerance: ISO-f7 for accurate fitting

⚙️ Designed for Demanding Use
Suitable for construction equipment, automation systems, automotive, and aerospace, ensuring stable performance under high pressure and continuous operation.

💪 Built with high-strength materials and precision processing to extend service life and reduce maintenance needs.

📧 Contact Us: [email protected]
🌐 Website: www.gj-hydraulic.com

19/03/2026

💡 Built for Strength. Designed for Precision.

GuangJu Hydraulic’s cold-drawn seamless steel tubes are made for applications where accuracy and durability are non-negotiable.

📊 Quick Specs
• Diameter: 30–250 mm | Length: ≤15 m
• Precision: ±0.1 mm | Linearity: 0.3–0.5/1000
• Inner surface: Ra 0.8–1.6 μm

⚙️ What You Get
✔ Seamless structure for consistent strength
✔ Enhanced mechanical properties for heavy-duty use
✔ Optional surface treatment for better corrosion resistance
✔ Materials: C20, 25Mn, CK45, 16Mn, E355

🏗️ Where It Fits
Ideal for hydraulic cylinders, automotive parts, construction, energy pipelines, and machinery manufacturing.

🔧 Reliable materials + precise processing = stable performance you can count on.

📧 Contact Us: [email protected]
🌐 Website: www.gj-hydraulic.com

17/03/2026

🎯 Precision Honed Tubes for High-Performance Hydraulics

Looking for smoother operation and longer service life in hydraulic systems? GuangJu Hydraulic’s precision honed seamless tubes are built to deliver exactly that.

📐 Engineered for Accuracy
• Diameter range: 40–400 mm
• Precision level: H7–H9
• Inner surface roughness: Ra 0.2–0.4 μm
• Excellent linearity for stable performance

⚙️ Why It Matters
A smoother inner surface means less friction, less wear, and better sealing performance — essential for hydraulic cylinders and precision equipment.

🔧 Reliable for Multiple Industries
Widely used in hydraulic systems, automotive, aerospace, machine tools, and energy applications, where precision and durability are critical.

💡 With advanced honing and SRB technology, we ensure every tube meets demanding standards and real working conditions.

📧 Contact Us: [email protected]
🌐 Website: www.gj-hydraulic.com

12/03/2026

🏭 GuangJu Hydraulic | Manufacturing & Technical Strengths

With decades of experience in seamless steel tube production, GuangJu Hydraulic combines advanced technology with proven expertise to deliver high-quality products for hydraulic applications.

🔧 Key Advantages
• Advanced Production Technology: Cold drawing, honing, and Skiving & Roller Burnishing (SRB) for tight tolerances (H7–H9) and smooth inner surfaces
• High-Quality Materials: C20, 16Mn/St52, CK45, 25Mn, E355
• Precision Manufacturing: Ensures reliable dimensions, linearity, and mechanical strength for hydraulic cylinders
• Comprehensive Quality Control: Strict adherence to DIN, EN, and GB standards

🌍 Global Experience
Over 40 years of production and export experience enable GuangJu Hydraulic to provide customized, reliable solutions for customers worldwide.

📧 Contact Us: [email protected]
🌐 Website: www.gj-hydraulic.com

10/03/2026

🛠 Hydraulic Cylinders for Multiple Industries

GuangJu Hydraulic provides reliable hydraulic cylinders designed to convert hydraulic energy into smooth and powerful linear motion.

⚙️ Application Range
• Agricultural machinery
• Construction equipment
• Dump trucks & garbage trucks
• Lifting systems and industrial machines

🔧 Custom Solutions Available
Different stroke lengths, mounting styles, and working conditions can be customized to match your equipment requirements.

Reliable structure, stable performance, and practical solutions — built to keep your machines working efficiently.

📧 Contact Us: [email protected]
🌐 Website: www.gj-hydraulic.com

04/03/2026

⚙️ High-Performance Piston Rods for Reliable Machinery

GuangJu Hydraulic offers premium piston rods designed for hydraulic and pneumatic systems, delivering smooth motion, durability, and precision under demanding conditions.

🔹 Key Features
• Diameter tolerance: ISO-f7, with optional custom tolerances
• Surface roughness: Ra ≤ 0.20 μm for minimal friction
• Chrome layer hardness: 800–1000 HV for excellent wear resistance
• Straightness: ≤0.3 mm / 1000 mm

🏗️ Applications
Widely used in construction machinery, industrial automation, automotive, and aerospace equipment, our piston rods ensure stable operation even under high pressure and heavy loads.

📦 Why Choose Us
Reliable materials, precision manufacturing, and optional customization ensure your equipment performs efficiently and lasts longer.

📧 Contact Us: [email protected]
🌐 Website: www.gj-hydraulic.com

Address

Yishui County, Yanshi Road
Linyi
276400

Opening Hours

Monday	08:00 - 05:00
Tuesday	08:00 - 05:00
Wednesday	08:00 - 05:00
Thursday	08:00 - 05:00
Friday	08:00 - 05:00
Saturday	08:00 - 05:00

Website

https://gj-hydraulic.com/

Alerts

Be the first to know and let us send you an email when Guangju Hydraulic Cylinder Manufacturing co., Ltd posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Want your business to be the top-listed Engineering Company in Linyi?