... .3-920mm WT:Sch SGP-XXS Length:fixed length(5.8-12m) Application:oil pipe,drill pipe ASTM A106 GrB 3lpe ... :chemical fertilizer pipe,dyraulic pipe,boiler pipe etc.API,PED,ISO certificate,DIN,JIS,BS,GOST standardMaterial: API 5L Gr.B ... 's requirement ASTM A106 GrB 3lpe coating pipe,API,PED,ISO certificate,DIN,JIS,BS,GOST standard