Product Description
Griffco High-Flow diaphragm pressure
relief valves are designed to protect chemical transfer systems from over
pressure damage caused by defective equipment or a blockage in the chemical
feed chemical feed line. Large orifice sizes facilitate high flows and higher
viscosity fluids.
Wetted Materials:
- PVC
- CPVC
- PP
- PVDF
- PTFE
- 316 SS
- Alloy 20
- Hastelloy® C
Available Sizes:
- 1/2", 3/4" & 1" or DN 15, DN 20 & DN 25
Product Features
- Higher flow / lower pressure drop
- High reliability at a low cost
- Large orifice for high-viscosity fluids
- 2-port design
- Vent-able to suction line
- Solid, robust, machined construction
- Wide range of materials
- Flanged and socket connection options
- Molded Noryl top with integral hardware locking
- Composite PTFE/EPDM diaphragm
- Multiple diaphragm material options
- Long diaphragm life
- Adjustable up to 150 psi (10 bar)
- Valve sizes from 1/2" to 1" or DN 15 to DN 25
- Tamper-resistant adjustment screw
- High-temperature option up to 300°F (149°C)