... SCH160,SGP,STD,XS,XXS Standard: ASTM,DIN,BS,ANSI,JIS,EN DIN 2458 carbon steel welded pipe with good quality ... stainless steel,carbon steel,alloy steelStandard: ANSI,JIS,BS,DIN,ASME,API,GB,ectProcess: Cold Draen,Cold Rolled,EFW ... pipe ,and so on.Deaign and manufacture std: DIN carbon steel flangesMaterial:Rst37.2,St37.2,C22. ... .If you have any questions,please feel free to let us know.We will give you the ...