Steel pipes, steel tube, steel pipes, carbon steel tube, seamless pipes, erw pipes, steel ...
We are one of leading manufacturer of carbon steel pipes. 1.Seamless steel pipe for general construction and high temperature : ASTM A 53 GR.B,ASTM A 106 GR.B. specication O.D:1/2"-28",21.34 -711.2mm W.T: SCH10S- SCH160 2.Seamless steel pipe DIN2448/1