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Oil Service Wafer Check Valve

Oil Service Wafer 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

Product Description

Oil Service Wafer Check Valve

Small in size , light in weight ,compact in structure ,easy in maintenance.

Twotorsion spring are added to each of the pair valve ,plates which close the plates quickly and automatically.

The quick-close action prevents the medium  froming back.

Short face to face and good rigidity.

Easy installation .it can be installed on both horizontal and vertical direction pipelines.

This valve is tightly sealed .without leakage under the water pressure test .

Safe and relianble  in operation .,hihg n terference - resistance .


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:

Main Feature

It is opened or closed by the valve clack moving to-and-fro through the valve body guiding axle under the spring effect.

The valve body passageway is designed in a wing-shaped streamline type, allowing the medium to flow through the passageway rapidly and steadily with no noise.

It can be installed on horizontal and vertical pipelines.


Manufacture   Standard

Face to  Face

Flange  Drilling

Pressure-Temperature Class

Test   Standard

API594,  API6D, JB/T8937

API594, API6D JB/T8937

JB/T74-90, GB/T13402, GB/T9112-9124, HG/T20592-20635, SH3406, ANSI B16.5, API604, ASME B 16.47, DIN2543-2548

JB/T74, GB/T9124, HG20604-20625, ASME  B16.34, DIN2401, SH3406


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