... ,design,buyer label 3)certificate:ISO9001:2000,QS-9000 4)standard:DIN,ASME,JPI,ANSI,BS,UNI,etc Socket weld KF ... service and buyer label service3)certificate:ISO9001:2000,QS-90004)standard:DIN,ASME,JPI,ANSI,BS,etc 5)Coatings:Resist-rust ... , DIN, ASME, JPI, ANSI, BS, GB, ISO,EN,etcThicknessSCH20, SCH30, American Standard, STD, SCH80, SCH100, SCH120, SCH160, XXS,etcPackagingWooden box ,sea-worthy ...