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''13.72.241,034.69 3.021,034.69 //3/8''17.12.31968.15 3.2968.15 //1/2' '21.32.77788.49 3.73788.49 4.78841.73 3/4''26.72.87755.23 3.91755.2