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''13.72.241,006.70 3.021,006.70 //3/8''17.12.31941.98 3.2941.98 //1/2' '21.32.77767.23 3.73767.23 4.78819.01 3/4''26.72.87734.87 3.91734.8