Wafer Double Plate Check Valve

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

Product Details


1. Nominal diameter:

    2" - 48" (DN50 - DN1200)

2. Pressure range:

    Class 150 - Class 2500 (PN16 - PN420)

3. Working temperature: 
   -196℃ - 560℃

4. Body material:    

    Carbon steel, Stainless steel, Alloy steel, Bronze

5. End Connection:     

    RF, RTJ, BW

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;

Pipe flange: JB/T74~90, SH3406, ASME B16.5, DIN2543~2548, GB/T13402. 

Pressure-temperature rating: ASME B16.34, DIN2410,GB/T9124, HG20625, SH3406, JB/T74;

Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of Wafer Double Plate 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.