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''13.72.241,350.49 3.021,350.49 //3/8''17.12.311,213.71 3.21,213.71 //1/2' '21.32.77988.01 3.73988.01 4.781,042.73 3/4''26.72.87960.66 3.9