Established in 2003, Tianjin Sanjiang Tongda High-pressure piping Co., Ltd. is located in Tianjin Beichen District, We are supplying Steel pipe and steel plate in china . Ascribed to our excellent quality control and competitive price, our products have won a good reputation both at home and abroad .. We have the long-term and stable business relationship with Baosteel Group Corporation, Anshan Iron and Steel Group Corporation, Tianjin Iron & Steel Corporation Limited, and Baotou Iron & Steel (Group) Co., Ltd. We can supply various kinds of pipes, such as stainless steel pipes, structural pipes, conveying liquid pipes, mild and low-pressure boiler tubes, oil cracking pipes, special pipes for chemical fertilizers, and alloy steel pipes. Our company adopts ISO9001:2000 international quality system. The materials and standard of our products are as follows: Materials: 10#, 20#, 35#, 45# 40Cr, 16Mn, X42, X52, X62, X70, 20Cr, 40Cr, 35CrMo, 42CrMo, 12CrMoV, 10CrMo910, 12Cr1MoV and 15CrMo Standards: GB/T8162-1999 structural seamless steel tubes, GB/T8163-1999 fluid seamless steel pipes, GB/T3087-1999 boiler tubes, and GB/T5310-1999 high-pressure boiler seamless steel pipes American standards: ASTM A 106, ASTM A 53, ASTM A179, ASTM A192, and ASTM A519 We are supplying high quality products with advanced technology to our customers. Our company insists on the tenet of "Honesty, Credit, and Progress". Following the ideal of "Quality is the life of our company", we will continue to offer the best products to our customers.