API 5L/ASTM A106 GR.B, Seamless Carbon Steel Pipe公称通径DN外径OD(mm)SCH40(6m/5.8m)SCH80(6m/5.8m)SCH160(6m/5.8m)壁厚WTFOB壁厚WTFOB壁厚WTFOB(mm)USD/TON(mm)USD/TON(mm)USD/TON1/4''13.72.241,344.31 3.021,344.31 //3/8''17.12.311,208.15 3.21,208.15 //1/2''21.32.77983.50 3.73983.50 4.781,037.96 3/4''26.72.87956.27 3.9