API 5L GR.B/ASTM A53 GR.B, CARBON STEEL, LSAW STEEL PIPE EXW Sab Nraud Diameter 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.608, Phab ntsa 1,072 1,072 1,072 1,072 Thickness 9.53 1,080 1,064 1,072 1,048 1,048 1,048 1,048 1,048 壁厚 (mm) 10 1,041 1,025 1...
Nyeem ntxiv