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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