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SCVX silence check valves


Product introduction

Oversized silence check valves is flow-line designed according to hydrodynamics and the pressure loss is very little.The valves is installed at the outlet of the pump,and it closes before the fluid flow backward,so prevent water-hammering,water-hitting and destructive impact.So the valves can run quietly in the system.It is widely used in feeding/draining system,fire protection,heat supplying system and industry.

Main technical parameters

Nominal pressure: 1.0-2.5MPa
Nominal diameter: 300-1200mm
Service:water,oils,sea water,sewage
Working temperature:0-80
Flanged end: GB/T17241.6 GB9113
Inspection and test: GB/T 13927 API 598

Typical installation diagram

part body disc bearing spring Diversion shuttle seat
material GG25 ZQA19-4 ZQA19-4 SUS316 Gg25 ZQA19-4

Main dimensions 


DN 300 350 400 450 500 600 700 800 900 1000 1200
L 181 184 191 203 219 222 280 356 368 432 524

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