Tianjin Shuangjie Steel Pipe Co., Ltd. Is located in Beichen District, Tianjin. It is adjacent to Beichen Economic Development Area, 50 km to Tianjin Port, with special railroad connecting the plant area, which is 270,000 square meters.

Since the establishment of our company in 1978, by adopting advanced equipment, relying on sci-tech progress and strengthening quality management, we now have a total of five High-frequency welding lines forΦ45、Φ60、Φ114、Φ325、Φ630 pipes and three hot galvanizing lines. Size of our round pipes range from  DN21 mm to DN630 mm.   The side length of  square structural pipe ranges from180X180~500 X 500mm , side length of rectangular structural pipe ranges from 220 X 140~600 X 400mm. We also have a inner epoxy coating line for making composite pipes for water supply., which size ranges from DN 21 mm to DN 168 mm.