Welcome to JST More »

Jiangyin Changjiang Steel Tube Making Factory is founded in 1984, occupying the construction area of 600, 000 m2, fixed assets of 2.5 billion yuan and over 2000 employees. With registered capital of 100 million RMB, JST has become a professional manufacturer of tubing and casing, such as, seamless carbon steel pipes, oil line pipe, drill pipe and various special pipes in China. The main production equipment...

 
Brand Development Path More »

JST always adheres to the principle of winning the market by quality. Over the years, we insist on manufacturing and supplying seamless carbon steel pipes according to the enterprise standards that higher than the national and international standards. JST implements consistent quality management and regards customer satisfaction as the goal...

 
Contact Us
Jiangyin Changjiang Steel Tube Making Factory
Addr: No.709, Zhencheng Road, Lingangxincheng, Jiangyin city, Jiangsu Province, P.R.China
Tel: +86-510-8611760
Fax: +86-510-8611913
Post code: 214442
E-mail: globalsales2013@gmail.com
Certification More »
System Certification & Product Certification:
2003, ABS (U.S.A).
2004, NK (JAPAN).
2005, BV (FRANCE), API 5L, API 5CT.
2006, CQC ISO9001:2000, CNOOC Material supplier qualification.
2007, GL (GERMANY), PED (European Union), CQC ISO14001:2004.
2008, API 5D, API Q1, API ISO/TS29001, API ISO9001:2000.
2009, API 5DP, H.S.E. management system certification.
2010, API 5CT Thread processing Certification,
“JST” registered trademark in U.S.A, Singapore and UAE.
2011, CNAS, SGS PED, API PSL2 (X80) and API 5CT PSL2.
2012, SGS CPD.
 
Main Products More »
  • High Grade Line Pipe
    Oil line pipe is a type of seamless carbon steel pipe that is manufactured from high strength carbon steel. It is typically made according to metallurgical ...
  • Casing
    Our tubing and casings are manufactured according to API grades and also in proprietary grades including sour, high collapse ...
  • Tubing
    Black steel tubing and casings are cut and threaded to fit the job. Fittings for this type of pipe are of black malleable (soft) cast iron...