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''13.72.241,006.70 3.021,006.70 //3/8''17.12.31941.98 3.2941.98 //1/2''21.32.77767.23 3.73767.23 4.78819.01 3/4''26.72.87734.87 3.91734.8