API 5L/ASTM A53 GR.B, DUR CARBON, PIBELL DUR LSAW FOB TIANJIN Diamedr Allanol 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.6 Wal 8 1,008 , 1,008 , 4 1,074 116 1,074 Trwch 9.53 1,081 1,066 1,074 1,050 1,050 1,050 114 1,050 壁厚 (mm) 10 1,043 1,027 1,...
Darllen mwy