Precise Cold Rolled Seamless Steel Pipe - Unmatched Quality and Durability
Company - Leading the Industry in Innovation Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd. - Your Trusted Partner
Specifications - Tailored to Your Needs
- OD: 3mm ~ 90mm - Flexible Dimensions for Various Applications
- Wall Thickness: 0.5mm ~ 8mm - Precision Engineered for Strength
- Tolerance: +/-0.1mm - Ensuring High Accuracy
- Technique: Cold Drawing/Cold Rolling - Advanced Manufacturing Methods
- Standard: ASTM A519, DIN2391, SAE J524, EN10305-4, GB/T3639 - International Quality Compliance
- Steel Material: E355, E235, 10#, 20#, Q355B, etc. - High-Grade Steel for Superior Performance
- Delivery State: BK, BKW, NBK, GBK, BKS - Ready for Diverse Applications
Usage - Versatile Applications Across Industries
Widely Used for Mechanical Processing, Automobile Industry, Hydraulic Equipments - Multi-Industry Utility
Advantages - Leading the Pack with Unique Features
- Smaller Caliber - Precision in Compact Form
- Accept Small Quantity Orders - Flexibility for All Needs
- Good Surface Treatment - Enhanced Durability and Appearance
- Superior Performance Suitable for Mechanical Making - Engineered for Excellence
Delivery Condition - Tailored to Your Project Requirements
- Cold Drawn/Hard (+C) (BK) - Optimized for Rigidity
- Cold Drawn/Soft (+LC) (BKW) - Enhanced Malleability
- Cold Drawn and Stress Relieved (+SR) (BKS) - Improved Stress Resistance
- Annealed (+A) (GBK) - Softened for Versatility
- Normalized (+N) (NBK) - Balanced for Performance
- Quenched and Tempered (QT) - Maximized Strength and Hardness
Welcome to Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd. - Your Precision Partner
Discover Our Precision Cold Drawn Steel Tube at Factory Prices. As a Leading Manufacturer of Hydraulic and Automobile Pipes, We Offer Customized Solutions That Are Durable and Reliable. Trust Us as Your Exporter of Quality Steel Tubes.


Welcome to Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd. - Commitment to Quality
Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd. - An Industry Pioneer, Specializing in High-Precision Cold Drawn Seamless Steel Tubes and High-Pressure Fuel Tubes. Located in the Yangtze River Region, Our 15000 Sq. Meter Facility Boasts Assets Over RMB80 Million.
Established in 2007, Zhangjiagang Shengdingyuan Provides a Wide Range of Products Including Cold Drawn High-Precision Seamless Steel Tubes, Hydraulic System Brightness Fuel Tubes, Diesel Engine Common-Rail High Pressure Fuel Tubes, Black Phosphated Hydraulic Tubes, and High Pressure Seamless Square Tubes. Serving Industries like Equipment Manufacturing, Hydraulic Systems, Automotive, Marine, Common-Rail Diesel Engines, Engineering Machinery, Fabric Equipment, Heat Exchangers, and Chemical Machinery, We Ensure a Steady Supply with an Annual Production of Over 8000 Tons.









