... Gr.B seamless steel tube,line pipe & oil & gas line Standard: API 5L Grade : API 5L ASTM ... .3-610 mm,(1/8" -24")WT :3-40mm (SCH10---XXS)Length :5.8m, 6m,11.8m,12 ... : Product seamless steel tube,line pipe ,oil & gas pipe line Brand Tiger steelStandard ASTM A53,BS1387-1985, ... pipeline of industrial and civilian water, air, petroleum, natural gas, communication and so onPacking Black Painting, Caps, Bevel, ...