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''13.72.241,112.79 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