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''13.72.241,559.97 3.021,559.97 //3/8''17.12.311,401.83 3.21,401.83 //1/2' '21.32.771.140,90 3.731.140.90 4.781.204.15 3/4''26.72.871.109.