... SCH10-160,XS,XXS 3.Material:SS,CS,Alloy 4.Standard:ASME,BS,GOST,eg 5.Certificate:API,ISO ... Standard: ASME B16.94) Material: Carbon Steel,Stainless Steel,Alloy Steel5) Uses: Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc.6) Special ... JISB2312 JISB2313, BS, GB, ISOMaterialCarbon steel (ASTM A234WPB,A234WPC,A420WPL6, ect)Stainless steel(ASTM A403 WP304,304L,316,316L,321 ...