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''13.72.241,211.01 3.021,211.01 //3/8''17.12.311,198.37 3.21,198.37 //1/2''21.32.77932.88 3.73932.88 4.78958.17 3/4''26.72.87920.24 3.919