Swagelok® Relief Valves
Swagelok® proportional relief valves provide overpressure protection in general industrial applications with a variety of set pressures available. Bleed and purge valves provide effective bleeding, venting, or draining of signal line pressure to atmosphere.
View Relief ValvesSwagelok® R series proportional relief valves open gradually as pressure increases, providing simple, reliable overpressure protection, protecting workers, and helping to maintain proper process conditions. Set pressures can be configured at the factory or easily adjusted in the field to suit changing operating conditions. Swagelok® RV series medium-pressure relief valves can be used in applications with operating pressures up to 20 000 psig (1378 bar).
Swagelok® PRV series proportional safety relief valves are certified to PED 2014/68/EU Category IV and CE-marked in accordance with the Pressure Equipment Directive as a safety valve according to ISO-4126-1. They are factory-set, tested, locked, and tagged with the set pressure.
Swagelok® BV series bleed valves can be used on instrumentation devices such as multivalve manifolds or gauge valves to allow safe removal of instruments and to assist in the calibration of control devices. They are available with low emission (Low-E) certification according to API 624 to combat fugitive emissions.
Swagelok® P series purge valves are manual bleed, vent, or drain valves. Knurled caps are permanently assembled to valve bodies for safety, and both bleed and purge valves are compact for convenient installation.
Want to know more about relief, bleed, or purge valves?
Kategorien
Entlüftungs- und Belüftungsventile, Serien BV und P
Kompakte und leicht zu installierende Entlüftungsventile für Messgeräte und sowie Spülventile wie manuelle Entlüftungs- oder Ablassventile.
Ersatzteile und Zubehör
Ersatz- und Zubehörteile für Überströmventile, einschließlich Sets für Federn, Dichtungen, Griffe, Einsätze und Ventilkegel.
Proportionale Sicherheits-Überströmventile, Serie PRV
Flexibler und zuverlässiger Überdruckschutz, zertifiziert nach DGRL 2014/68/EU Kategorie IV und mit CE-Kennzeichnung nach ISO 4126-1.
Proportionale Überströmventile, Serien R3, R4, RL3 und RL4
Proportionale Überströmventile für flüssige oder gasförmige Medien mit hohen bis niedrigen Drücken, die sich mit steigendem Druck langsam öffnen.
Überströmventile für mittleren Druck, Serie RV
Zuverlässiger Überdruckschutz in industriellen Anwendungen mit festem oder einstellbarem Druck und Kontermutter.
Relief Valves Catalogs
Locate detailed product information, including materials of construction, pressure and temperature ratings, options, and accessories.
Merkmale: Gas- und Flüssigkeitsanwendung; Arbeitsdruck: 413 bar (6000 psig); Einstelldruck von 10,0 bis 413 bar (145 bis 6000 psig); Werkstoff: Edelstahl 316L; 1/4 bis 1 Zoll NPT und ISO/BSP zylindrische Gewinde-Endanschlüsse; zertifiziert auf PED 97/23/EC Kategorie IV
Entlüftungsventile: Druckraten bis 689 bar (10 000 psig); Temperaturbereich bis 454°C (850°F); Werkstoffe: Edelstahl 316, Kohlenstoffstahl, Alloy 400 oder Alloy C-276; Belüftungsventile: Druckraten bis 275 bar (4000 psig); Temperaturbereich bis 315°C (600°F); Werkstoffe: Edelstahl 316, Messing oder Kohlenstoffstahl
Flüssigkeits- oder Gasanwendungen; Öffnungsdrücke von 0,68 bis 413 bar (10 bis 6000 psig); Endanschlüsse 6 bis 12 mm sowie 1/4 und 1/2 Zoll
Druckregler; Rückdruckregler; Gasflaschenumschaltregler; Verdampfungsregler
Produkte der Serien FK, FKB, IPT, CTB und Sno-Trik ■ Druckrate bis 4134 bar (60.000 psig) ■ Endanschlüsse bis 12 mm und 1 1/2 Zoll ■ NACE® MR0175/ISO15156 Konformität erhältlich
Calculate Flow Rate for the Right Valve Selection
Use our valve flow coefficient (Cv) calculator to chose a valve sized correctly for your needs.
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Proportional Relief Valves
R series proportional relief valves provide simple, reliable, overpressure protection for a variety of liquid or gas general-industry applications with set pressures from 10 to 6000 psig (0.7 to 413 bar). They open gradually as the pressure increases and will close when the system pressure falls below the set pressure. PRV series proportional safety relief valves are certified safety valves with five set spring pressure ranges are available with the selected set pressure factory-set, tested, locked, and tagged to ensure the desired setting.
Bleed and Purge Valves
Swagelok bleed valves can be used to vent signal line pressure to atmosphere before removal of an instrument or to assist in calibration of control devices. Male NPT and SAE end connections are available. Purge valves are manual bleed, vent, or drain valves with NPT, SAE, Swagelok® tube fitting, or tube adapter end connections.