Specfication of seamless steel pipe: ASTM A106 GR. B Size of Seamless Steel Pipe: From 4" to 28", OD from 114.3mm to 711. 2 mm Schedule of Seamless Steel Pipe: SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS Length of Seamless Steel Pipe: 5. 8 meters for 20' container, 6 meters to 12 meters for 40' container Packing: In bundles, Varnish coating, Ends can be bevelled or plain, End capped.