Product introduction

Water type silence check valve is flow-line designed and pressure loss is very little;

the spring acce-lerates the valve\'s closing and get silence effect;metal-to-metal seating 

is liable and it needs small installation space.It is often installed at the outlet of pump

to prevent water hammering, water hitting and destructive impact and backward flow induced

and protect the related equipments.It is widely used in feeding/draining system, fire

protection, construction, heat supplying and industry system etc..

Main technical parameters

Nominal pressure: 1.0-1.6
Nominal diameter: 40-250mm
Service:water and weak corrosive fluid 
Working temperature:0-80
Flanged end: GB/T17241.6 GB9113
Inspection and test: GB/T 13927 API 598

Typical installation diagram 
 

Material

Main dimensions unit:mm