Relief valves

152 companies | 417 products
Valves
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unloading relief valve - OPRV series

Oil pressure relief valves are used to control oil supply pressure in combustion systems. The relief valve can be utilized for single-burner applications...

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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 - 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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vacuum relief valve / unloading - 1 1/2

Cepex offers a complete range of valves...

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unloading relief valve - 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 - 1/2

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" (38mm...

unloading relief valve - 1 1/2

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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unloading relief valve - M-VF-T series

PTFE Pressure Relief Valves

Features
• High reliability
•...

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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 / high-pressure - 1/16

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

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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 / hydraulic - 500 - 3 000 psi, 30 gpm | RC, RD series

The CROSS SRC series dual differential type relief valves are used to protect equal size cylinders or motors...

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unloading relief valve / proportional - 1/2

70 litres, proportional open circuit or close circuit...

unloading relief valve / proportional - 1

150 litres proportional open circuit or close circuit tipping...

unloading relief valve / proportional - 1

180 litres proportional open circuit or close circuit tipping valve, pneumatic operated, with 400 bar relief
valve....

unloading relief valve / proportional - 1 1/4

250 litres proportional open circuit tipping valve with pneumatic shifting,...

unloading relief valve - max. 400 bar, 70 - 150 l/min

Today, we have in our range of products a
complete relief...

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unloading relief valve / pilot-operated - 1 - 4

Features & Benefits:

Increased System Output

Because of valve tightness to 98 percent of set pressure, the system can be operated nearer set pressure without valve leakage, resulting in greater system throughput.

Balanced Design

Proper...

unloading relief valve / low-pressure - 1/2 - 12

Features & Benefits:

High seat tightness - As the force that holds the disc on the nozzle increases with the pressure, the valve remains fully tight very close to the set point.
Full opening - At set point the pressure in the main pressure chamber is eliminated almost instantaneously, resulting in a sharp...

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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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