About
have a nice day! we are shandong liaocheng zhongxing steel pipe co.,ltd our main business is seamless steel pipe We mainly produce that diameter from 1/8 inch to 12 inch, wall thickness from 1.2mm to 40mm. material and standard as below, material and standard as below, material:10#,20#,35#,45#,16Mn,ST35,ST37,ST45,ST55,CK45,ST52, 20Cr,40Cr,X42,X62,X70,35CrMo,42CrMo,12CrMoV, 10CrMo910,12Cr1MoV,15CrMo etc. standard:GB/T8162-1999 structral seamless steel tube, GB/T8163-1999 fluid seamless steel pipe , GB/T3087-1999 boiler tube, GB/T5310-1999 high-pressure boiler seamless steel pipe . American standard: ASTM A 106, ASTM A 53,ASTM A179 etc .. if you have any inquiry of carbon seamless steel pipe please inform me. we hope to cooperation with you