Single function air relief valve – Sonic purge valve

Located at a high point in the pipe, it allows pressurized air to escape while remaining watertight.


Advantages :

— Very high flow capacity.
— Available up to PN 64 bar.


Usage caution(s) :

— Sensitive to turbulence at low pressures, which can lead to leaks (requires the addition of a diaphragm under the body).


Overall dimension :

— DN 100 to DN 700 mm.
— PN 10 to PN 64 bar.


Design :

Standard :
+ Body: S235JR steel
+ Gate: high-density polymer.
+ Valve: stainless steel or aluminum.

Option(s) :
+ Steel S355J2+N, stainless steel 316L, stainless steel 316Ti.


Flange connections :

— Standard: ISO flanges.
— Option: ASA or BS flanges.


For any custom request, please contact us by e-mail. The technical documentation for this equipment is also available for download to our clients with access.

Documentation technique : équipements hydromécaniques

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Equipements hydromécaniques : fabrication française
HPL Engineering : équipements hydromécaniques made in France

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