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    • Safety valve Model 64
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Safety valve Model 64

Safety valve 90º angular type of rapid opening (pop action), full nozzle, and spring loaded, adjusting ring, conventional or balanced.

Safety valve Model 55Safety valve 90º angular type of rapid opening, semi nozzle, spring loaded. Safety valve Model 51Safety valve 90º angular type of rapid opening (pop action), full nozzle, and spring loaded, adjusting ring, conventional or balanced. Safety valve Model 3-50Safety valve 90º angular type of rapid opening (pop action), full nozzle, spring loaded, adjusting ring. Emergency Valve 2000

Safety device intended for installation on storage tanks with the finality of assure a quick evacuation of large volume of fluid inside the tank in the event of an overpressure due to fire condition.

Breather Valve 3400

Breather valve for overpressure and vacuum, with flanged and threaded connections. This valve is categorized in three different types: Breather, Vacuum and Breather/Vacuum combined.

Pilot Operated Safety Relief Valve

Pilot operated pressure relief valve able to operate at considerably higher set pressure than with spring loaded safety relief valves, the valve operation and lift are unaffected by back-pressure.

Valve silencersNoise in some safety and control valves generates levels above 150 dBA / dBC, a situation that is a concern for the technical operations and maintenance of plants. Represented brandsWe work together with major brands adding value to our solutions and services.
About UsVALVULAS NACIONAL, S.A. was established in Spain in 1976 with the aim to assist the petrochemical and chemical industries emerging in Spain at that time. FacilitiesOur facilities in Rubí (Barcelona - Spain), with 3.000 sq/m are fully prepared for our production activities: machining with modern CNC, assembling and testing. TeamA team to give innovation, service and products to the principal companies in the Oil & Gas, Chemical sector and suppliers. Join Us

We look for dynamic people who bring enthusiasm and desire to work with a Great Team.

If you want to contribute, feel your initiatives are valued and furthermore, grow in a motivated environment. This is your Company!

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    • Safety valve Model 64
    • Safety valve Model 55
    • Safety valve Model 51
    • Safety valve Model 3-50
    • Emergency Valve 2000
    • Breather Valve 3400
    • Pilot Operated Safety Relief Valve
    • Valve silencers
    • Represented brands
      • Rupture Disks and vent panels
      • Breather valve for storage tanks
      • Detonation and deflagration flame arresters
      • Tank Blanketing Valves
      • Valve Interlocks
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Valvulas Nacional

VÁLVULAS NACIONAL, SA
Compositor Vivaldi 2- 8, P.I. Can Jardí 
08191 - Rubi (Barcelona) - Spain
Tel. +34 936 995 200

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