H41X Noise Elimination check valve with ductile iron

H41X Noise elimination check valve purpose：

This valve is mainly used for water  supply and  drainage ,fire  protection ,havce system ,can be installed  in the  pump outlet  place ,to prevent  the backflow medium and  water hammer pump  damage.

Charateristics:

Internal parts are streamrc; design ,small  flow resistance ,energy  saving ,on its  own spring  force  closed .can prevent  the water hammer  ,simple structure ,reliable in performance .This valve  should  be installed  vertically  (Body axis vertical ).