HP500 series Circle Seal relief valve – 10 to 31 bar

Product description

A zero leakage relief valve available in discharge to atmosphere or in-line versions. The cracking pressure is accurate to +/- 5%. The relief valve is adjustable, but tamper proof when installed.

Cracking Pressure Range:

  •  50 to 575 psig (10 to 40 bar) – PED approved version available

Body Materials:

  • Brass – 1/4” and 1/2 ” NPT
  • 316 St St – 1/4” and 1/2 ” NPT

O-ring Materials:

  • Viton, Buna-n, and Neoprene  standard

Call us on 01895 200015 for price & delivery or to discuss special sizes, materials and threads.

(PDF) Download datasheet

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