API 5L / ASTM A53 GR.B, CARBON STEEL, LSAW STEEL PIPE FOB TIANJIN Sab Nraud Diameter 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.508, Phab ntsa 1,050 1,050 1,050 1,050 Thickness 9.53 1,074 1,043 1,050 1,027 1,027 1,027 1,027 1,027 壁厚 (mm) 10 1,035 1,00...
Nyeem ntxiv