API 5L/ASTM A53 GR.B, DUR CARBON, PIBELL DUR LSAW FOB TIANJIN Diamedr y Tu Allan 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.6 Wal 8.5,01,03 $ .4 $1,019.4 $1,019.4 $1,019.4 $1,019.4 Trwch 9.53 $1,027.2 $1,011.6 $1,019.4 $995.9 $995.9 $995...
Darllen mwy