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''13.72.241,021.38 3.021,021.38 //3/8''17.12.31958.17 3.2958.17 //1/2' '21.32.77768.53 3.73768.53 4.78793.82 3/4''26.72.87730.61 3.91730.6