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''13.72.241,046.66 3.021,046.66 //3/8''17.12.31983.45 3.2983.45 //1/2' '21.32.77793.82 3.73793.82 4.78819.10 3/4''26.72.87755.89 3.91755.8