This valve is installed in the pump outlet pipe to prevent the pipeline water hammer shock reversal and protect pipeline pump safety when the pump stop. The valve has the advantages of small volume, light weight, easy installation and maintenance, a guiding device, flexible closure, linear seal, check good effect, can effectively eliminate the noise off. Suitable for water supply and drainage, fire protection, HVAC and the pump outlet to prevent the media, lateral flow and water hammer damage to the pump and pipeline.
Part name material
The valve body, valve seat of cast iron, cast copper
Valve cast copper, stainless steel
The sealing surface of the Ding Qing rubber
Stainless steel spring

Nominal pressure
(Mpa 1.6) 1
Test pressure
(Mpa) shell strength 1.5 2.4
Sealing performance 1.1 1.76
Temperature (c) ≤ 80
Applicable medium such as water, oil

Note: the reference H value table, with real actual size as.