Cast Iron Duo Plate Check Valve Industrial Check Valves

Design: EN12334
Face to Face: API594 125#
Test: EN12266

Cast Iron Duo Plate Check Valve Range
Type Connection Wafer
Size From 2" to 20"
Pressure 150PSI
Material CI, DI,WCB/Cast steel, CF8/CF8M/ Stainless steel

Fasten screw
Effectively prevent the shaft from travelling. prevent valve work from failing
and shaft end from leaking.

Body 
Short face to face and good rigidity.

Rubber seat
Vulcanized on body. tight fit and tight seat with no leakage. 

Springs
Dual springs distribute the load force evenly across each plate. ensuring quick
shut off in back flow.

Disc
Adopting unitized design of dual discs and two torsion springs. the disc colses
quickly and removes water - hammer. 

Gasket
It adjusts fit-up gap and assures discs seal  performance.

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