Sanitary Safety Valve

Sanitary Safety Valve is designed to relieve an over-pressured situation to ensure the safety of pipelines, pumps, tanks, etc., thus to avoid any damage of all equipments. It is widely used in food, beverage, dairy, beer and pharmacy industries. Wellgreen offers complete solutions of sanitary valves e.g sanitary pressure relief valve, sanitary butterfly valve, diaphragm valve etc., it is your sole resources of sanitary hygienic valve and fittings.


  • Sanitary safety valve is normally closed.
  • High-quality materials and surface finish.
  • The opening pressure can be adjusted manually.
  • The compact and simple structure makes PRV easy to install and maintenance without special tools.
  • Open yoke design ensures easy cleaning of the valve plug.



Stainless Steel 304,316L or en.1.4301, 1.4404 forged.


  •     Material of stainless steel 316L and 1.4404 is from reputed mill to guarantee the chemical composition and mechanical properties. Material certificate will be submitted follow to orders.
  •     Forged valve body and disc to control the leakage and visual.
  •     Superior facilities and good experiences for fabrication.
  •     In ability to improve and develop new design.
  •     Fast delivery is possible to meet your needs well in time.
  •     Low cost from bulk production will reduce your budget and improve your business.
  •     Small quantity available.

    Quality & Inspection:

  •      PMI test to verify material grade
  •      Dimension controlling during fabricating and finished
  •      Visual and surface 100% examination before shipment
  •      Packed in carton box firstly, then in wooden case
  •      Third party inspection available.


    Food, Brewery, Beverage, Dairy, Pharmaceutical, Biopharma etc.

Technical Specifications & Options of Sanitary Pressure Relief Valve

General Specifications of Sanitary Pressure Relief Valve

Working Pressure

Working Pressure

0~10 bar

Opening Pressure

0~4bar (Adjustable)

Working Temperature

Continuous Working Temperature

-10°C ~ +121°C(EPDM)

Sterilization Temperature

150°C (Max 20min)

Surface Finish

Internal Surface Finish


External Surface Finish



Connection Standards


Connection Methods

Welding, Clamp, Threading


Metal Material

Product Wetted

304 (1.4301) or 316L (1.4404) forged

Other Steel Parts

304 (1.4301)

EN 10204 3.1B certificate is available on request.

Seal Material




FPM, Silicone, NBR

All seal materials comply with FDA 177.2600.

*For more information about Sanitary Pressure Relief Valve, please contact us for details.

Sanitary safety valve catalog

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