Professtional manufacturer of API 5L Line Pipe 1) OD: 219-3048mm (8-120") ... 2) WT: 4-30mm 3) Steel Grade: A, B, X42-X100 Pipe namesteel pipeTypeSeamless from 1 ... ,316,316L,A403,A312,1.4301,1.4306,1.4401,1.4571 etc.Alloy steelA234WP12,A234WP11 ... ,DIN2801 etc.JISJIS B2311, JISB2312,JISB2313ENEN10253-1,EN10253-2Other informationconnectionweldingcertificationISO9001:2008 ,API,ASME, ...