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?
카테고리
비례식 릴리프 밸브, R3, R4, RL3 및 RL4 시리즈
압력이 증가함에 따라 점진적으로 열리는 고압 및 저압 비례식 릴리프 밸브를 알아보십시오. 액체 및 가스 서비스에 적합합니다.
비례식 안전 릴리프 밸브, PRV 시리즈
유연하고 신뢰성 높은 과압 보호 기능을 제공하며, PED 2014/68/EU 카테고리 IV 인증을 받았고 ISO-4126-1에 따른 CE 마크를 획득했습니다.
Relief Valves Catalogs
Locate detailed product information, including materials of construction, pressure and temperature ratings, options, and accessories.
Features: Gas and liquid service; Working pressure: 6000 psig (413 bar); Set pressures from 145 to 6000 psig (10.0 to 413 bar); All 316L stainless steel construction; 1/4 through 1 in. NPT and ISO/BSP parallel thread end connections; Certified to PED 97/23/EC Category IV
블리드 밸브; 최대 사용 압력 10,000 psig (689 bar); 최대 온도 454 C (850F); 316 스텐레스강, 탄소강, 400 재질합금 또는 C-276 재질합금; 퍼지 밸브; 최대 사용 압력 4000 psig (275 bar); 최대 온도 315c (600f); 316 스텐레스강, 황동 또는 탄소강 재질
R 시리즈; 액체용, 기체용; 설정 압력은 10 ~ 6000 psig (0.68 ~ 413 bar); 1/4 와 1/2 in. 및 6~12 mm 연결구
특징: 316 스텐레스강 구조; 537°C (1000°F)까지의 온도; 중압 (MP) 피팅, 크기—1/4 ~ 1 in., 압력 등급—최대 20 000 psig (1378 bar); 고압 (HP) 피팅, 크기—1/4 ~ 9/16 in., 압력 등급—최대 60 000 psig (4134 bar); NACE® MR0175/ISO15156 적합
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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.