... BS,ANSI,JIS,EN DIN 2458 carbon steel welded pipe with good quality :High quality,low price,multi-standardCertificate:ISO9001:2000,CE ... .Size: 1/2"-48"Material: stainless steel,carbon steel,alloy steelStandard: ANSI, ... pipe ,and so on.Deaign and manufacture std: DIN carbon steel flangesMaterial:Rst37.2,St37.2,C22.8)DIN2573 PN6; ...