API 5L /ASTM A106 GR.B Carbon Steel Pipe Standard:API 5L,ASTM A106/A53, Size:OD 1/4"-48", WT 1.24mm-60 ... .4,ST37.4,ST52, A105,A106,A210,A179,A192,Q195,Q235,Q215 Size 1/4" to 48"(OD 13.7--1219MM) Lenght2 ... heat extrusion,ERW,SAW Package Typ caps on two end of every pipe outer; hexagonal shape bundles wrapped with strong steel strip ... Container Type Max 5.8M for 20FT container,5.8-11.8M for 40FT container