High-Precision Cold Rolled Seamless Steel Pipe
Company: Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd.
Specifications:
- Outer Diameter (OD): 3mm to 90mm
- Wall Thickness: 0.5mm to 8mm
- Tolerance: ±0.1mm
- Manufacturing Technique: Cold Drawing/Cold Rolling
- Standards: ASTM A519, DIN2391, SAE J524, EN10305-4, GB/T3639
- Steel Grades: E355, E235, 10#, 20#, Q355B, and more
- Delivery States: BK, BKW, NBK, GBK, BKS
Usage:
Extensively used in mechanical processing, the automotive industry, and hydraulic equipment.
Advantages:
- Smaller Caliber Options
- Accepts Small Quantity Orders
- Excellent Surface Treatment
- Outstanding Performance for Mechanical Applications
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.
Discover the Excellence of our Precision Cold Drawn Steel Tubes at an Unbeatable Factory Price. As a premier manufacturer specializing in Hydraulic and Automobile Pipes, we offer bespoke solutions engineered for durability and reliability. Place your trust in us, the leading exporter of Premium Quality Steel Tubes.


Welcome to Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd.
Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd. is a prestigious and innovative enterprise committed to the cutting-edge research and development of high Precision Cold Drawn Seamless Steel Tubes and High Pressure Fuel Tubes. Strategically located in the vibrant Yangtze River region, our expansive facility covers over 15,000 square meters, boasting assets that exceed RMB80 million.
Since its inception in 2007, Zhangjiagang Shengdingyuan has been at the forefront of the industry, offering a remarkable array of high-quality products. Our portfolio includes 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 exceptional products serve diverse sectors 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 8000 tons, we guarantee a reliable and continuous supply to meet the demands of our valued customers.









