Shijiazhuang Dingsheng Pipe Co., Ltd., specializes in manufacturing and selling industrial pipes of various materials including carbon steel, alloy steel and stainless steel. We also produce all kinds of Flange, Elbow, Tee, Reducer, Bend, Cap and can provide products according to the user&＃039;s request. The standards are ASME, DIN, GB, SH, HG, JB, SY, JIS. We have successfully passed ISO9001 and API certification Product Range : Seamless Steel Pipe (Carbon steel pipe, Alloy steel pipe, Stainless steel pipe) Welded Steel Pipe (LASW steel pipeï¼?ERW steel pipe, SSAW steel pipe) Pipe Fittings (Elbow, Flange, Reducer, Cap Tee etc.) Seamless Steel Pipe Dimensions: OD: 1/2"~24" Welded Steel Pipe Dimensions: OD: 8"~48" Wall Thickness: SCH20-SCH80 Materials: A106 B, A53 B;A333 Gr6; API5L X52, X60, X65, X70; A335 P11, P12, P22, P5; A312 TP304, TP316, TP316L, TP321