Wafer Type Check Valve
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1. Brief introduction of Wafer Type Check Valve
  This product adopts wafer connection, compact structure, the valve flap do the lifting movement along the center, due to the closure of the valve flap is short, and spring-loaded, closing is very fast, can significantly reduce the water hammer phenomenon. The product has the characteristics of small volume, light weight, flexible action, reliable sealing, convenient installation, especially suitable for occasions with restricted installation space, suitable for water, steam, oil, nitric acid, acetic acid, strong oxidizing medium and other media.
2. Material of Wafer Type Check Valve :
Item
Description
Available Materials
1
Body
WCB; Grey cast iron GG25; Ductile iron GGG40; CF8M
2
Spring
Stainless steel 316
3
Door
Stainless steel 316,304; Al.Bronze; Carbon steel
4
Lifting Eye Bolt
 Steel
5
Seat Gasket
BUNA-NÂ Â RESILIENT SEAT MOLDED TO BODY
6
Hinge pin
Stainless steel 316
7
Stop pin
Stainless steel 316
8
Gasket
Teflon
9
Stop pin retainer
 Steel
10
Hinge pin retainer
 Steel
 
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