Jiangsu Changzhou Tengyue Stainless Steel Pipe Co., Ltd an ISO9001: 2000 system-certified enterprise. We were establish in 1991 specializes in manufacturing Austenite and duplex stainless steel tubes and pipes. We are located at Changzhou very close to Shanghai. The cover area of us is 58000 square meters. We have an throughput of stainless steel pipes and tubes 12000 metric tons Per year. Now we have more than 500 employees, 48 advanced technologists. The fixed assets are about US Dollar 10 million.

Product Scope:  

1)Tubes Specification:

OD: 6-426mm, WT: 1-20mm Length: 1m-23m

2)Tubes UNS:

Austenitic stainless steel: 304, 304L, 321, 316, 316L, 316Ti, 317, 317L, 347, 347H

Heat-resistant Stainless Steel Tubes: 310S

Duplex Stainless Steel Tubes: S31500, S31803 etc

Or as your special requirement.

3) Standards:

ASTM A269 ASTM A312 ASTM A213 ASTM A 511 ASTM A 789 ASTM A790

JIS G3463 JIS G 3459

DIN 17456 DIN 17458

Or according to technical agreement