... EN10217,EN102193.Outer Diameter21.3-457.2mm 4.Wall Thickness1.8—14.27 mm 6.PackingSmall diameter: ... , or as customized5.surface treatmentBlack vanished, PP,PE,3PE7.Payment TermT/T, L/C8.Delivery Time45 ... ,Q345B,X46,X52,X60,X70,X80 etc11.UsageFor line pipe in petroleum and natural gas , water and gas ... , or as customized5.surface treatmentBlack vanished, PP,PE,3PE7.Payment TermT/T, L/C8.Delivery Time45 ...