Gipeke nga steel check valve, swing check balbula, piston check balbula (alsa check balbula)
Diametro: 1/2″-2″,800lbs-2500lbs,API602
bollted bonnet/welded bonnet/pressure seal bonnet(PSB)
Lawas/bonnet/Disc:A105/F304/F316/F11/F22/LF2/Monel etc
Pagputol: 13CR+STL/F304/F316
NORTECHis usa sa nag-unang ChinaGihulma nga Steel Check ValveManufacturer & Supplier.