Pilot Operated Safety Valve,Lubricating Oil Seal Plug Valve

Pilot operated safety valve

The SV safety valve is used to discharge the medium to release the pressure when the pressure is higher than the set pressure.

The SV safety valve is mainly used in the boilers, pressure vessel and pipeline to control the pressure won’t exceed the specified value automatically.

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Features
Specification

The safety valve is mainly classified into spring type, lever type and impulse type (also called pilot operated type).

For spring type, the seal between the disc and seat is realized by the acting force of spring.
For lever type, the seal between the disc and seat is realized by the lever and counterweight.
For pilot operated type, there is an auxiliary valve cooperated with the main safety valve. When the pressure exceeds the specified value, the medium will open first and the medium will flow into the main safety valve and open it and reduce the pressure.

Liquefied petroleum gas, Back-flow safety valve Spring loaded low lift type safety valve Single lever safety valve Main safety valves

Product range:

Size: DN 15～DN400, 1/2’’ ～16’’
Pressure rating: PN16—PN100, 150lbs—600lbs
End connection: Flanged RF
Body materials: WCB, WC6, WC9, CF8, CF8M

Technical standards:

Design: APIRP520
Face to Face: API526, JB/T2203-1999
Flanged ends: ANSI B16.5
Test and inspection: API527

Related Tags :

Pilot operated safety valve High temperature and high pressure safety valve with lever Spring loaded low lift type safety valve Impulse safety valve Liquefied petroleum gas, Back-flow safety valve safety valve for power plant boilers

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