DRVZ Drainage Fire Protection Heating and Ventilation system Mute Check Valve
DRVZ Drainage Fire Protection Heating and Ventilation system Mute Check Valve
Categories | Check Valve |
---|---|
Brand | GARLOS |
Model | DRVZ |
Nominal Pressure | 1.0-2.5MPa |
Suitable Medium | Water |
Medium Temperature | 0-80℃ |
Test Standard | GB/T13927-1992 |
Update Time | Oct 13,2024 |
Brief Introduction
DRVZ mute check valve is composed by valve body, flow deflector, disc, spring and other parts. The internal flow path adopts the streamline design, the pressure loss is small, the valve opening and closing stroke is very short, the pump can be shut down quickly when the pump stops, preventing the huge water hammer sound, forming the mute effect. The valve is mainly used for water supply, drainage, fire, HVAC system can be installed at the pump outlet, to prevent the medium backflow and water hammer damage to the pump.
Specification
Nominal Pressure | 1.0-2.5 MPa |
Nominal Diameter | 50-400mm |
Suitable Media | Water |
Suitable Temperature | 0-80℃ |
Test Standard | GB/T 13927-1992 |
Main Material
Valve Body, Flow Deflector | Disc | Spring |
Gray Cast iron HT200, Ductile Iron QT400-18, Cast Steel WCB, | Gray Cast iron HT200, Ductile Iron QT400-18, Cast Steel WCB, Carbon Steel Q235-A, Copper Alloy | Spring steel, Stainless steel |
Installation
Dimension
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