API 5L/ASTM A106 GR.B, tuyaux en acier au carbone sans soudure DN et OD(mm) SCH40 (6 m/5,8 m) SCH80 (6 m/5,8 m) SCH160 (6 m/5,8 m) et WTFOB et WTFOB壁厚WTFOB(mm)USD/TON(mm)USD/TON(mm)USD/TON1/4''13.72.241,194.54 3.021,194.54 //3/8''17.12.311,140.08 3.21,140.08 //1/2' '21.32.77935.85 3.73935.85 4.78990.31 3/4''26.72.87908.62 3.919