... 1/2"-80" thickness:SCH10-SCH160 Material:alloy steel Size -- Seamless:from 1/2" to 24" ,Welded:from 24" to ... St.35.8,St.35.8 ASTM A333 GR.6 ; API 5L GRB, X60, X65, X42,X52, ectStainless Steel --ASTM A403 ... , WPHY 65, WPHY 60, WPHY 52,WPHY 46,WPHY 42, etc .Qualification-- API ,CE ,ISOPacking-- in wooden cases or as ... as the requirement of customerEquipment bending PACKING: ISO 9001 seamless bend(supplier)