Contact UsFakai Valve Factory Site: Yongxing Industrial Zone, Longwan District, Wenzhou City Tel: 0577-88767789
Contact: Mr. Wang Email: firstname.lastname@example.org
DRVZ (H42X) Silent Check ValveRelease Date: November 28, 2015
DRVZ (H42X) silent check valve is mainly composed of main parts such as valve body, valve seat, fluid guide, yoke , bearing and spring. The internal flow channel adopts streamline design with minimal pressure loss. The valve flap has a short opening and closing stroke. It can be quickly closed when the pump is stopped to prevent a huge water hammer sound. It has the feature of silent closing.
This valve is mainly used for water supply and drainage, fire protection, and HVAC systems. It can be installed at the outlet of the pump to prevent backflow and water hammer damage to the pump.
The main technical parameters
Seal test pressure
Shell test pressure
Material of main parts
Valve body and fluid
grey cast iron
Seat, bearing, disc, shaft
Aluminum bronze or stainless steel
(Flange size 1.0MPa according to GB4216.84 standard, PNl.6MPa according to GB4216.5-84 standard, PN2.5MPa according to GB9113.4 88 standard)