Relief valves

151 companies | 415 products
Valves
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unloading relief valve / proportional - 100 l/min, 350 bar

Proportional pressure relief- and pressure reducing valves
Direct operated - and pilot operated versions
Flange-, sandwich- and cartridge...

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unloading relief valve / pilot-operated - max. 105 gpm, 5 000 psi | PX*W

PILOT OPERATED PRESSURE RELIEF VALVE SERIES – IN-LINE MOUNTING

Description

PR*W valves are pilot operated pressure relief valves, for in-line mounting...

unloading relief valve / pilot-operated - max. 132 gpm, 5 000 psi | PR*SP

Description

PR*SP valves are pilot operated pressure relief valves, for subplate mounting according to NFPA T3.5.1 and ISO 6264 standards.

Available...

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unloading relief valve / pilot-operated - 35 MPa, 200 l/min

Various type of pressure control valves are available, from relief valves to pressure switches, to control the pressure at suitable level...

unloading relief valve / pilot-operated - 25 MPa, max. 400 l/min | BT/BG series

Instructions
Sub-plate
Sub-plates are available. Specify the sub-plate model number from the table above. When sub-plates are not used, the mounting surface should have
a good ma-chined finish.
If a remote control relief valve is used...

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unloading relief valve - 40 scfm, 300 psig | WRA102BP

Control sensitivity of .125" (.32 cm) water column allows use in precision
applications.
A...

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unloading relief valve - PRV, SRV

Pressure Relief Valves are indispensable to the protection of many processes and ultimately your business. Now you can safeguard your high-cost PRVs with affordable...

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unloading relief valve - PRV, SRV

Pressure Relief Valves are indispensable to the protection of many processes and ultimately your business. Now you can safeguard your high-cost PRVs with affordable...

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shutter relief valve / unloading - ø 4 - 6

The Adjustable-Spring actuator lets you set the desired relief cracking pressure right at the valve by simply turning the adjustment screw (see graphics above). Three diameters are available: 4", 5" and 6" (102mm, 127mm and 152mm) for both air-to-raise (AR) on 1.5" 4" (38mm -...

vacuum relief valve / unloading - 1 1/2 - 3

16AMP-AR Air Relief Valves
Comprised of a Nylon poppet valve with a Buna O-Ring seal, the valves can be supplied with 304 Stainless Steel, or 316L Stainless Steel cap bodies
The valve is supplied in sizes 1½" - 3"...

unloading relief valve - 1 1/2 - 2

Manually adjustable, lockable cap for setting the relief pressure
316L sanitary construction with No....

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unloading relief valve - 3/4

3/4 in. (20mm)
Description:

Series 100XL Temperature and Pressure Relief Valves are used in water heater and hot water storage tank applications to provide automatic temperature...

vacuum relief valve / unloading - 1/2 - 3/4

Description:

For automatic venting of a closed system to atmosphere when a vacuum is created. The Watts LFN360 Vacuum Relief Valve permits air to enter...

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vacuum relief valve / unloading - 1 1/2

Cepex offers a complete range of valves...

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vacuum relief valve / unloading - 1/2 - 3/4

The Apollo® Model VR Vacuum Relief valve is designed to automatically vent a system should a vacuum...

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unloading relief valve - 3/8

Settings : 1 to 12 bar maximum
Pre-setting...

unloading relief valve - DN 15 - 100, Pn 40 | RP204

GUARANTEED UPSTREAM PRESSURE 40 bar θ 80°C
Pressure gauge...

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unloading relief valve / high-pressure - max. 2.1 MPaG, max. 220° C

COSPECT® - High precision pressure reducing...

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unloading relief valve - 1/2 - 2

The thermoplastic pressure relief valve protects equipment and systems against overpressures or sudden pressure surges. Able to handle highly corrosive or ultrapure liquids, the relief valve prevents pumps from dead-heading due to unexpected shut-offs downstream (also known as a bypass relief valve). It maintains back...

unloading relief valve - 1/2 - 1 1/4

Type-E Pressure Relief Valve (1/2" – 1-1/4")

The thermoplastic pressure relief valve protects equipment and systems against...

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unloading relief valve - 1/2 - 1 1/4

A combination between pressure release valve and single seat valve
...

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unloading relief valve - DN 40 - 400, PN 16 | 1470

The 1470 series is a pressure surge relief valve engineered by Hawle. It is suitable for use in potable water.

The valve reduces water hammers in two automatic steps. It...

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unloading relief valve / high-pressure - DN 25 - 80, PN 16 | GU series

Series: GU
Overflow and pressure relief valve, with lifting lever
Design:...

unloading relief valve / high-pressure - DN 25, PN 16 | GUT series

Overflow valve type GUT/F, PN 16, without lifting lever, body material: ductile cast iron EN-JS 1049 acc....

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unloading relief valve / high-pressure - 1/16

The Oilgear High Pressure Relief Valves have been developed primarly for service with high pressure ethylene processing. However they can be effectively...

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unloading relief valve - M-VF-T series

PTFE Pressure Relief Valves

Features
• High reliability
•...

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unloading relief valve - M-VF-T series

The “MRV” series 2 port design allows each valve to be used both as pressure relief and...

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