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''13.72.241,109.41 3.021,109.41 //3/8''17.12.311,041.54 3.21,041.54 //1/2''21.32.77858.31 3.73858.31 4.78912.60 3/4''26.72.87824.38 3.918