DIN 2458 carbon steel welded pipe : Size: 1/2"-48" Thickness: SCH10-SCH160,SGP,STD,XS, ... Standard: ASTM,DIN,BS,ANSI,JIS,EN DIN 2458 carbon steel welded pipe with good quality :High quality,low price,multi-standardCertificate ... on.Structure type: seamless pipe,straight steel pipe,square pipe,spiral pipe ,and so on.Deaign and manufacture std: DIN carbon steel flangesMaterial:Rst37.2 ...