Check Valve: Flange End Check Valve, wafter type dual plate check valve, Swing check valve, cast iron check valve
Flang end swing check valve:
Body: Cast iron ASTMA126 Class B
Disc: Cast iron ASTMA126 Class B
Bonnet: Cast iron ASTMA126 Class B
Disc Ring: Cast Bronze ASTM B62
Seat Ring: Cast Bronze ASTM B62
Body gasket: Graphite Non Asbestos