G55 Gresswell Relief Valve
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G55 Gresswell Relief Valve

Description:
Bronze safety relief valves - side outlet discharge with leak proof dome top.
These valves are commonly used for preventing a safe pressure being exceeded in pressurised systems. The lift is proportional to the system overpressure.

SIZE RANGE
½” – 3” (DN15-DN80)
Maximum Pressure 21 bar g.

SEATING MATERIALS
Metal (Viton or TFM on request)

PIPE CONNECTIONS
Male Inlet x Female Outlet.
Standard valves are threaded BS 21:1985 Rp Parallel.
Alternative thread standards, i.e. taper or NPT are available upon request.
Flanged connections also available. Most flange standards can be accommodated.

FEATURES & BENEFITS
Gresswell Valves are quality assurance approved to BS EN ISO 9001: 2000.
Full Cat IV PED approval.
Only 4 springs are needed to cover the full pressure range.
Clear operating and maintenance instructions are supplied with each despatch.
Screwed/Flanged or a combination of both are available as standard.
See Pdf: DC G55 & G90 for Discharge Capacities.

TESTING
All Gresswell Relief Valves are given a hydraulic seat tightness test before leaving the factory and the adjustment range is clearly marked. All valves are supplied pre-set.
Flanged valves are pressure tested to ensure soundness of joints. Special tests or witness testing can be arranged at extra cost.

This product is normally on a 3 to 4 day delivery, please check with sales

Availability: In stock

FROM £77.52

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FROM £77.52