Dual Plate Wafer Type Check Valve

 

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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