Zhejiang Naibang Valve Co.,Ltd
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Check Valve

Wafer Double Disc Check Valve

Wafer Double Disc Check Valve

Wafer Type Dual Plate Swing 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...

Products Details

Wafer Type Dual Plate Swing Check Valve

Product Application

Opening and closing parts by the media flow and power to open or close on their own, in order to prevent the backflow of the media called the check valve. Check valves are automatic valves, mainly for the medium one-way flow of the pipeline, allowing the media to flow in one direction, to prevent accidents.
Check valve according to the structure, can be divided into lift check valve, swing check valve and butterfly check valve three:
1. Lift check valve is divided into two kinds of vertical and horizontal.
2. Swing check valve is divided into
a single type, double valve and valve type three.
3. Butterfly check valve is straight through.
More than three kinds of check valve in the form of connection can be divided into threaded connection, flange connection, welding connection and clip connection.


1. Nominal  diameter:

   2"  - 24"  (DN50 - DN600)

2. Pressure  range:

    Class 150 -  Class 2500  (PN16 - PN150)

3. Working  temperature: 
 -196℃ - +560℃

4. Body  material:
  Carbon steel, Stainless steel, Alloy steel, Bronze

5. End  connection:

Structural Feature

1. Low volume, light weight, Short structural length; 2. Quick valve disc closedown,low water hammer pressure; 

3. Smooth flow passageway and small fluid resistance; 4. Flexible action and good sealing performance; 

5. Long service life and good reliability.

Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of wafer double disc 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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