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H42(DRVZ)Silence Check Valve

Silence check valve consists of valve body,seat,diversion shuttle,disc,bearing and spring etc..The bore is flow-line designed so pressure loss is very little.The disc’s stroke is very short and when stop the pump the valve can close quickly and prevent the great noise from water-hammering so the valve can close quietly without any noise .It is widely used in feeding/draining system,fire protection and heat supplying system,and it is installed at the outlet of the pump to prevent backward fluid’s and water-hammering’s damage to the pump.

Main technical parameters
Nominal Pressure: 1.0-2.5MPa
Nominal Diameter: 50-350mm
Service:water,oils,sea water,sewage
Working Temperature:0-80oC
Flanged End: GB/T17241.6 GB9113
Inspection and Test: GB/T 13927 API 598
Material

Body and diversion shuttle:	Disc and shaft:	Spring
ductile cast iron seat,bearing,	Al-bronze or Cr-stainless steel	Stainless steel

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LIANGSENG VALVE :

Tel : +86-577-67996766　67996755
Fax: +86-577-67960995
Email: [email protected]
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