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Wafer Flap Type Check Valve

Wafer Flap Type Check Valve

Structural Feature Short structural length,only 1/4~1/8 of that of traditional flanged check valve; Low volume,light weight,only 1/4~1/20 of those of traditional flanged check valve; Quick valve disc closedown,low water hammer pressure; Applicable for and easily installed for vertical or...
Product Details

Wafer Flap Type Check Valve

Product Description




Pressure rating and size:

CLASS 150 , PN10 - PN40

DN50 to DN1000



Body : WCB, CF8, CF8M

Disc  : WCB, CF8, CF8M

Shaft : 2Cr13, SS304, SS316

Seal : METAL

Body Seat : F6a, SS304, SS316


Sandwich type, Flapper Type, single disc

Flange connection:

ANSI B16.5, EN1092


Water, sewage, acid


10°C to 425°C

Main features

The valve is opened/closed by the valve disc moving in a direction parallel to the valve seat hole axis and can only be installed on horizontal pipelines with the major function of preventing medium backflow when shutting down the pump and maintaining the water column required by pumping.

Main Parameter Specification

Inspection and test: API598, JB/T9092;

Design and manufacture: API594, API 6D,JB/TB8937;

Face to face and end to end: API594, API6D, DIN3202, JB/T8937;
Pressure-temperature rating: ASME B16.34, DIN2410, GB/T9124, HG20625, SH3406, JB/T74;
Pipe flange: JB/T74~90, SH3406, ASME B16.5, DIN2543~2548, GB/T13402, API605, ASME B16.47. 

Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of wafer flap type check valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.
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