galvanized pipe 1.Size:33.4mm-911mm 2.Thickness:1.0mm-25mm 3.Standard: BS1387,EN10219,A36 4.competitve price galvanized pipe ... be lower.Tolerate:OD +/-1%,Thickness +12.5% / -10%,length +/-2 cmIf you have any questions, please do not hesitate to ... equipmentGB6479-8610, 20G, Q345, Q390, 10MoVNb, 12CrMo, 15CrMo, 12Cr2MoISO 9329-2-1997 ASTM A161-94Seamless steel tubesfor petroleum crackingGB9948-8610, 20 ...