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''13.72.241,112.79 3.021,112.79 //3/8''17.12.311,044.72 3.21,044.72 //1/2''21.32.77860.92 3.73860.92 4.78915.38 3/4''26.72.87826.88 3.918