... ,XXS Standard: ASTM,DIN,BS,ANSI,JIS,EN DIN 2458 carbon steel welded pipe with good quality :High quality,low price,multi ... "Material: stainless steel,carbon steel,alloy steelStandard: ANSI,JIS,BS,DIN,ASME,API,GB,ectProcess: Cold Draen,Cold Rolled,EFW,ERW,Hot Rolled,SAW.and ... ,spiral pipe ,and so on.Deaign and manufacture std: DIN carbon steel flangesMaterial:Rst37.2,St37.2,C22.8)DIN2573 PN6;DIN2576 ...