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''13.72.241,090.74 3.021,090.74 //3/8''17.12.311,024.02 3.21,024.02 //1/2' '21.32.77843.90 3.73843.90 4.78897.27 3/4''26.72.87810.54 3.918