Rich Experience
From retail to manufacturing, serving the national HVAC market, evolving from homogeneity to high-end excellence; every improvement is dedicated to better meeting your needs.Tianjin Dingshengwang Iron and Steel Trading Co., Ltd. is located in Tianjin City. Our company is a large-scale circulation enterprise specializing in seamless pipes. We sell high-quality national standard seamless steel pipes produced by several major steel mills, including Chenggang, Baosteel, Baogang, Ansteel, and Tianjin Steel Pipe Company, in stock all year round. The common materials for seamless pipes are: 10 #, 20 #, 35 #, 45 # Q345、27SiMn、20G 40cr， Geological pipe; Oil casing; Technical standards: High pressure boiler tube GB5310-1995 fertilizer special tube GB6479-2000, petroleum cracking tube GB9948-2000, low and medium pressure boiler tube GB3087-1999Fluid tube GB/T8163-1999, structural tube GB/T8162-1999, hydraulic support tube GB/T17396-1998. At the same time, the company has over 3000 tons of imported and domestically produced high-pressure alloy pipes made of: Cr5Mo、Cr9Mo、15CrMo、35CrMo、12Cr1MoV、10CrMo910、A335P11、T91、A335P91、12Cr2MoWVTiB、WB36、SA106B、 St...
