High-Precision Cold Rolled Seamless Steel Pipe
Company: Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd.
Specifications:
- Outer Diameter (OD): 3mm ~ 90mm
- Wall Thickness: 0.5mm ~ 8mm
- Dimensional Tolerance: +/-0.1mm
- Manufacturing Technique: Cold Drawing / Cold Rolling
- Industry Standards: ASTM A519, DIN2391, SAE J524, EN10305-4, GB/T3639
- Material Grades: E355, E235, 10#, 20#, Q355B, and more.
- Delivery Conditions: BK, BKW, NBK, GBK, BKS
Usage:
Extensively used in mechanical processing, the automobile industry, and hydraulic equipment.
Advantages:
- Ideal for smaller caliber applications
- Accepts small order quantities
- Exceptional surface treatment
- Outstanding performance, perfect for mechanical manufacturing
Delivery Condition:
- Cold Drawn/Hard (+C) (BK)
- Cold Drawn/Soft (+LC) (BKW)
- Cold Drawn and Stress Relieved (+SR) (BKS)
- Annealed (+A) (GBK)
- Normalized (+N) (NBK)
- Quenched and Tempered (QT)
Welcome to Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd., where excellence meets innovation in steel tube manufacturing.
Discover our Precision Cold Drawn Steel Tube at an unbeatable factory price. As a premier manufacturer, we specialize in Hydraulic and Automobile Pipes, offering tailored solutions that promise exceptional durability and reliability. Choose us as your trusted exporter of high-quality steel tubes to experience unmatched excellence and performance.


Welcome to Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd.
Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd. stands as a beacon of excellence in the realm of precision pipe manufacturing. We are dedicated to the innovation and creation of high-Precision Cold Drawn Seamless Steel Tubes and High Pressure Fuel Tubes. Nestled in the picturesque Yangtze River region, our sprawling facility covers over 15,000 square meters, with assets valuing over RMB80 million.
Since its inception in 2007, Zhangjiagang Shengdingyuan has been a trusted name in delivering a wide spectrum of premium products. Our offerings include 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. These superior products serve a myriad of industries such as equipment manufacturing, hydraulic systems, automotive, marine, common-rail diesel engines, engineering machinery, fabric equipment, heat exchangers, and chemical machinery. With an impressive annual production capacity exceeding 8,000 tons, we consistently meet the robust demands of our esteemed clientele.









