
Swagelok® Pressure-Reducing Regulators, Dome-Loaded
General Industrial (SGRD Series) and High Sensitivity (SHRD Series) pressure-reducing, dome-loaded regulators are suitable for a wide variety of industrial applications where manual or remote operation of the regulator and accurate set pressure control is desired.
Get Help Selecting Process RegulatorsSGRD and SHRD series regulators are engineered for durability in demanding environments. Their bodies are constructed from 316L stainless steel, enhancing corrosion resistance and longevity. These regulators feature internal seals available in various materials, providing improved compatibility with a wide range of chemicals and pressure conditions.
Pressure-reducing, dome-loaded regulators offer superior performance in maintaining stable outlet pressures. By utilizing a pressure dome instead of a set spring for control, these regulators effectively minimize droop. This design ensures consistent outlet pressures, regardless of fluctuations in inlet pressure or flow variations.
SGRD and SHRD Series Features
- Balanced poppet
- Diaphragm sensing
- Non-venting
- Pilot regulator control
Customizable Features
- External feedback to pilot
- Differential pressure pilot (SGRD Series)
- Dual stage pilot (SGRD Series)
- Antitamper / factory set pilot handle
- NACE MR0175/ISO 15156
Learn About Types of Regulators
General Industrial Pressure-Reducing, Dome-Loaded Regulators (SGRD Series)
Specifications
Body Size | Maximum Inlet Pressure psig (bar) | Maximum Outlet Pressure psig (bar) | Adjustable Pressure Range psig (bar) | Sensing Type psig (bar) | Temperature Range °F (°C) | Flow Coefficient (Cv) | Minimum Weight lb (kg) |
---|---|---|---|---|---|---|---|
12 | 6000 (413) | 6000 (413) | 5 to 6000 (0.3 to 413) | Diaphragm: 5 to 6000 (0.3 to 413) | –49 to 356° (–45 to 180°) | 2.3 | 9.7 (4.4) |
16 | 4.8 | 26.5 (12.0) | |||||
24 | 10.7 | 27.6 (12.5) |
High Sensitivity Pressure-Reducing, Dome-Loaded Regulators (SHRD Series)
Specifications
Body Size | Maximum Inlet Pressure psig (bar) | Maximum Outlet Pressure psig (bar) | Adjustable Pressure Range psig (bar) | Sensing Type psig (bar) | Temperature Range °F (°C) | Flow Coefficient (Cv) | Minimum Weight lb (kg) |
---|---|---|---|---|---|---|---|
12 | 250 (17.2) | 250 (17.2) | 1 to 250 (0.07 to 17.2) | Diaphragm: 1 to 250 (0.07 to 17.2) | –49 to 356° (–45 to 180°) | 2.3 | 9.7 (4.4) |
16 | 4.8 | 26.5 (12.0) | |||||
24 | 10.7 | 27.6 (12.5) |
Pressure-Reducing, Dome-Loaded Process Regulators Catalog
Locate detailed product information, including materials of construction, pressure and temperature ratings, options, and accessories.
Swagelok RHPS series deliver precise pressure control in process fluid systems up to 4 in. (101 mm) in a variety of spring-, dome-, and air-loaded pressure regulators.
A pressure regulator has a sensing element (piston or diaphragm) which, on one side, is subjected to a load force (FS) created by a spring (as shown below) or gas pressure. On the other side, the sensing element is subject to the force (F) of the system fluid.

Need Help Selecting the Right Regulators?
Compare the performance of different regulators under varying application conditions with our regulator flow curve generator tool.
Find the Right RegulatorRecursos Swagelok Elaborados para Vd.

Controlar la Variación en la Presión de Entrada (SPE, de Supply Pressure Effect) en un Regulador
La variación en la presión de entrada, también llamada dependencia, es una relación inversa entre las variables de las presiones de entrada y salida en un regulador. Aprenda a controlar este fenómeno en sus reguladores de presión con los consejos de Swagelok.

Cómo un Programa Exhaustivo de Ensayos Garantiza el Rendimiento Fiable de los Reguladores
¿Se ha preguntado qué tipo de pruebas se hacen a los productos diseñados para operar en condiciones extremas? Entre en nuestros laboratorios y siga el desarrollo de los reguladores industriales serie RHPS, clasificados para trabajar a temperaturas muy por debajo de cero.

Cómo Aplanar la Curva de Caudal de un Regulador para Reducir el Droop
El droop es un problema para todos los reguladores reductores de presión. Aprenda cómo minimizar el droop y aplanar la curva de caudal de un regulador con varias configuraciones de reguladores pilotados.

Cómo Utilizar un Regulador para Reducir el Retardo de Muestra en un Sistema de Instrumentación Analítica
El retardo es frecuentemente subestimado o incomprendido en los sistemas analíticos. Una forma de controlar el retardo es utilizar un regulador. Vea cómo gestionar el retardo de su sistema analítico con estos consejos.