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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 at 90º between the inlet and the outlet connections, full nozzle and direct action and spring loaded, with pop action and full lift.
Safety valve Model 3-51Safety 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 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 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.
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!
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.
Codes and Standars:
European Directive: 2014/34/UE (ATEX) Quality System: EN ISO 9001:2015
Sizes and Ratings:
ASME B16.5: Sizes: 2” To 10” Rating:150 EN/ISO 1092-1: Sizes: DN50 To DN250 Rating:PN10
Materials
ASME/ASTM & EN.
Available Models:
Breather & Vacuum; Vacuum; Breather flanged and threaded heating jacket