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Wafer Disc Check Valve and DUO Plate Check Valve

Goole Wafer Check Valve can be divided into Disc Type Wafer Check Valve, Dual Plate or called DUO Plate Check Valve, Wafer Lug Check Valve, etc.. Users should select suitable wafer check valves based on the pipeline size and exact working pressure.

  Pic 1-2 :H71 Cast Wafer Disc Check Valve         Pic 3-4 :H71  Forged Wafer Disc Check Valve
 The above Wafer Disc Check Valves can be used for either lower or medium or high pressure. The suitable size for these wafer disc check valves is from DN15-DN150. For size DN200 and above,the valve disc is open and then the flow friction will be high,which will hardly to open the valve, thus  H76 Dual Plate Wafer Check Valve or called Duo Plate Wafer Check Valve is recommended.
 
2.  This is H76 Cast Type Dual Plate Wafer Check Valve. Its the most common type among Wafer Check Valves. Its suitable size is from DN50 to DN1000.
 
3. This is H72 Forged Type High Pressure Wafer Check Valve. Its suitable size is from DN50 to DN1000 and suitable pressure is from PN100 to PN320.
 
4. This is Cast Type H46 Flanged Dual Plate Swing Check Valve.  Its suitable size is from DN200 to DN1000. For Size DN15-DN150, Wafer Lug Check Valve is recommended.
 
5.These two pic are Wafer Lug Check Valve. The 1st Pic is Cast Type, the 2nd Pic is Forged Type. The Inner Structure for both wafer lug check valve is similar to H76 Dual Plate Wafer Check Valve.
 
6. This is Short Type Single Disc Wafer Swing Check Valve. It's often made for forged type.
Hits:  UpdateTime:2014-10-23 09:01:19  【Printing】  【Close
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