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Spring loaded valves

both conventional and bellows


Main features


Inlet sizes:  Up to 8”

Orifice sizes:  D to T inclusive

Set pressure range:  0.4 to 520 bar g

Temperature range:  -196 to 540 °C

Overpressure:  10%

Materials:  Carbon or stainless steel or special alloys


Full nozzle design

Adjustable blowdown

Connections in accordance with API 526


Available accessories

Lifting lever, test gag, open bonnet, lift reducer, auxiliary piston

and remote warning of valve opening.


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