Relief Valves Products

Showing all 4 results

• Sale!

  RH4 Series

  • Eight springs
  • Manual override option with positive stem is available for pressures to 1500 psi (103 bar)
  • Preset from factory and comes with standard springs

  Manufactures Information
  £1,000.00 Original price was: £1,000.00.£800.00Current price is: £800.00.
• Sale!

  RL4 Series

  • Handle for field maintenance
  • Seven different springs
  • Optional 250 and 450 micron wire cloth filter elements
  • Manual override option with positive stem retraction is available for the full working pressure range
  • Colour coded springs and labels Indicate spring cracking range

  Manufacturers Information
  £1,000.00 Original price was: £1,000.00.£800.00Current price is: £800.00.
• Sale!

  RVP Series Relief Valves

  • Parker Autoclave Engineers relief valves provide reliable venting of gases or liquids for set pressures from 1,500 psi (103 bar) to 75,000 psi (5171 bar).
  • These precision valves are designed for pressure gas systems, cryogenic systems, petrochemical applications and other special systems.
  • Relief valves designed to open as a function of increasing system pressure.
  • Orifice sizes are based on valve pressure ranges.
  • High set pressure capability.
  • Constructed of 316 SS with selected components made of anti-galling stainless material.
  • Temperature range from -423°F (-252°C) to 400°F (204°C).
  • High temperature option to 750°F (399°C)
  • Fewer parts, ease of maintenance.
  • CE mark option.

  Manufactures Information
  £1,000.00 Original price was: £1,000.00.£800.00Current price is: £800.00.
• Sale!

  RVS Series Relief Valves

  • Parker Autoclave Engineers relief valves provide reliable venting of gases for set pressures from 1,500 psi (103 bar) to 20,000 psi (1378 bar).
  • The soft seat design provides bubble tight sealing, repeatable pop-off, and re-seat.
  • These precision valves are designed for pressure gas systems, where zero leakage is critical.
  • Relief valves designed to open as a function of increasing system pressure.
  • Orifice sizes are based on valve pressure ranges./li>
  • Higher cycle life then metal seat valves.
  • Constructed of 316 SS with selected components made of anti-galling stainless material.
  • Temperature range from 32°F (0°C) to 400°F (204°C).
  • Repeatable reset pressure.
  • Dependable shut-off.
  • Fewer parts, ease of maintenance.
  • CE Mark Option.

  Manufactures Information
  £1,000.00 Original price was: £1,000.00.£800.00Current price is: £800.00.