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pressure reducing regulators dome loaded

Swagelok® Pressure-Reducing Regulators, Dome-Loaded

Pressure-reducing, dome-loaded regulators can meet the needs of a variety of pressure, temperature, and flow conditions.

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Pressure-reducing, dome-loaded regulators minimize droop by balancing outlet pressure with dome pressure, enable dynamic pressure control to provide more consistent downstream pressure as flow demand vary, and maintain control safely by balancing the dome pressure against the force of the outlet pressure.

Available models include:

Air-Loaded, Pressure-Reducing Regulators (RA Series)

Specifications

  • Choice of dome-to outlet pressure ratios: 1 to 15, 1 to 40, or 1 to 70

Options

  • NACE MR0175/ISO 15156-compliant models
  • Special cleaning to ASTM G93 Level C
  • Gauge connections—choice of 4 configurations

Differential Pressure, Dome-Loaded Pressure Reducing Regulators (RD[H]6DP Series)

Specifications

  • Dome-to outlet pressure ratio—1:1

Options

  • NACE MR0175/ISO 15156-compliant models
  • Special cleaning to ASTM G93 Level C
  • Gauge connections—choice of 4 configurations

Compact, General-Purpose Dome Loaded Pressure-Reducing Regulators (RD2 Series)

Options

  • NACE MR0175/ISO 15156-compliant models
  • Special cleaning to ASTM G93 Level C
  • No filter—for liquid applications
  • Panel mounting kit (no disassembly required)

General-Purpose, Dome-Loaded Pressure-Reducing Regulators (RD[H]6 and RD[H]8 Series)

Specifications

  • Dome-to-outlet pressure ratio—1:1
  • Ports—1/4 in. female NPT outlet gauge port

Options

  • NACE MR0175/ISO 15156-compliant models
  • Special cleaning to ASTM G93 Level C
  • Pilot regulator
  • Gauge connections—choice of 4 configurations
  • Antitamper

Integral Pilot-Operated, Dome-Loaded Pressure-Reducing Regulators (RD[H]10 and RD[H]15 Series)

Specifications

  • Dome-to-outlet pressure ratio—1:1
  • Pilot regulator for improved performance

Options

  • External feedback (EF) for improved performance
  • EF to pilot regulator limited to 290 psig (20 bar)
  • EF to main regulator limited by standard outlet pressure range
  • NACE MR0175/ISO 15156-compliant models
  • Special cleaning to ASTM G93 Level C
  • Gauge connections

High-Purity, High-Flow Gas Regulators (HF Series)

Specifications

  • Surface finish—5 µin. Ra electropolished
  • Body material—316L VIM-VAR stainless steel
  • Flows up to 300 std L/min

Options

  • End connections/mounting styles: 1/4 in. VCR® split-nut connections, 1/4 in. and 3/8 in. butt weld connections

Integral Pilot-Operated, Dome-Loaded Pressure-Reducing Regulators (RD[H]20 and RD[H]25 Series)

Specifications

  • Dome-to-outlet pressure ratio—1:1

Options

  • External feedback (EF) for improved performance
  • EF to pilot regulator limited to 290 psig (20 bar)
  • EF to main regulator limited by standard outlet pressure range
  • NACE MR0175/ISO 15156-compliant models
  • Special cleaning to ASTM G93 Level C

Integral Pilot-Operated, Dome-Loaded Pressure-Reducing Regulators (RD[H]30 and RD[H]40 Series)

Specifications

  • Dome-to-outlet pressure ratio—1:1

Options

  • External feedback (EF) for improved performance
  • EF to pilot regulator limited to 290 psig (20 bar)
  • EF to main regulator limited by standard outlet pressure range
  • NACE MR0175/ISO 15156-compliant models
  • Special cleaning to ASTM G93 Level C

Integral Pilot-Operated, Dome-Loaded Pressure-Reducing Regulators, High Sensitivity (LPRD20, LPRD25, LPRD30, and LPRD40 Series)

Options

  • Special cleaning to ASTM G93 Level C

Pressure-Reducing, Dome-Loaded Regulators Catalogs

Locate detailed product information, including materials of construction, pressure and temperature ratings, options, and accessories.

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