Basic information of Flapper Check Valve

This China swing check valve can be installed at the water outlet of the pump or the water outlet pipe to prevent backflow of the medium.

Features of Flapper Check Valve

1. Switch can be up to 100,000 times;

2. Full flow area, low flow resistance;  

3. Less likely to accumulate debris;

4. Simple structure and convenient maintenance.

Principle of Flapper Check Valve

The sealing ring of this valve adopts the tilting design, it is different of butterfly valve, and the closing time is short, which can reduce the water hammer pressure.

Installation and Commissioning of Flapper Check Valve    

This China flow control valve can be installed in sewage. For specific use, please consult ZECO Valve Group.

Product scope, Standards & Materials of Flapper Check Valve

Size Range: 2"~24"

Pressure Rating: 10bar ~ 25bar  

Face to Face Dimensions: AMSE B16.10, EN558-1

Flange End Dimension: AMSE B16.1/16.42, AS4087, EN1092-2

Coating: Fusion Bonded Epoxy Coating

Inspection and Test: ISO 5208 / EN 12226-2