5100 Series Relief Valves

5100 Series Relief Valve

Features

  • Zero leakage up to 95% of cracking pressure
  • Positive reseat at high percentage of cracking pressure
  • Accurate set pressure
  • Wide range of cracking pressure
  • Tamper-proof adjustment
  • PED certifications and CE marking available for most models

Technical Data

Please consult your Circle Seal Controls Distributor or our factory for information on special connections, materials, sizes, o-rings, operating pressures and temperature ranges.

  • Body Materials

    • Brass
    • Steel
    • 303 & 316 Stainless Steel

  • Port Sizes

    1/8″ to 1-1/4″

  • Operating Ranges

    0 to 2,400 PSIG [166 bar]

  • Cracking Pressure

    20 to 2,400 PSI

  • Connections

    • Male Pipe
    • Female Pipe

  • Seat Materials

    • Buna N
    • Ethylene propylene
    • Neoprene
    • PTFE
    • Viton®


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