Relief Valves

Circle Seal Controls/Hoke - R6000 Series Relief Valves

Adjustable relief valves with extremely stable crack and reseal pressure ranges, assuring safe, reliable over pressure protection for your system.

Features

  • Externally adjusted right angle design
  • Pressure relief up to 6000 psig (414 bar)
  • Raised seal lip for bubble tight sealing
  • Cracking pressure remains constant even with changes in downstream pressure
  • Valve pressures can be factory preset and lock wired according to customer specifications
  • Delta stem seal in high pressure models reduces stem leakage, enhancing the performance of the spring and valve.
  • All valves are CE 0035 / PED approved
Technical Data

Applications

  • Safe and consistent overpressure protection for liquids and gases

Specifications

  • Cracking Pressure: 5–6000 psig (0–414 bar)
  • Maximum Operating Pressure: 5–7000 psig (0–482 bar)
  • Proof Pressure: 1050 and 9000 psig (72 and 620 bar)
  • Burst Pressure: over 24,000 psig except LR series (2800 psig)
  • 316 stainless steel body
  • Orifice sizes: 0.188″, 0.082″, 0.094″
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