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Add the F7000/F8000 Pilot Operated Safety Relief Valve to your store or catalog  
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F7000/F8000 Pilot Operated Safety Relief Valve

Brand: Flow Safe, Inc
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Features
  • Choice of modulating or snap acting, flowing or non-flowing pilot
  • Soft seated (Elastomer or Plastic)
  • Backflow preventer & field test connection (quick-connect)
  • Full bore (F7000) or reduced bore (F8000) orifice
  • Full piston lift @ set pressure
  • Pilot vents to process (F100, F300, F500) or atm. (F200)
  • Leak tight seating and re-seating
  • Integral flange design
  • Integral nozzle (SS), 316/316L corrosion resistant trim

Specifications

Brand

Connection Sizes

  • 1" x 2" - 12" x 16" (25 mm x 50 mm - 300 mm x 400 mm)

Set Pressure Ranges

  • 15 - 6,000 psig (1.03 - 413 barg)

Temperature Ranges

  • -423° to 525° F (-252° to 274° C)

Orifice Area Range

  • .134 - 111.87 in² (0.86 - 72174 mm²)

End Connections

  • Standard: Female NPT (1" x 2" & 1.5" x 3" size only) Integral ASME RF Flanged (up to 2500# inlet)
  • Specials: DIN flanged (EN 1092-1), Grayloc, MS33649/AS5202

Materials of Construction

  • Carbon Steel, Stainless Steel, Monel, Hastelloy C / C22 / C-276, Duplex 22 % or 25 % Cr

Seat/Seal Materials

  • F7040/F8040 Material (Plastic): Teflon, Ekonol-filled PTFE, Kel-F (PCTFE), PI/PAI (Vespel®, Duratron®, or equal), PEEK
  • F7050/F8050 Material (Elastomer): Buna-N, Viton (FKM) or equal, EPR/EPDM, Aflas, FFKM (Chemraz®, Kalrez, etc), Polyurethane, HNBR

Certifications & Compliance

  • ASME Sec VIII, Div. 1 (NB-18 Cert. No. 28000, 28011, 28022, 28099, 28156)
  • IGC Code Sizing (Air @ 0° C)
  • ABS Product Design Assessment (Cert. No. 16-HS1495073-PDA)
  • BV Mode 1 & Type Approval
  • DNV-GL Type Approval
  • LR Design Appraisal Document F7100/8100, F8200, F8300, F8500
  • US Coast Guard Certificate
  • Cryogenic Testing per ISO 21013: 1(2008)

  • Ambient or Cryogenic Fluids
  • Chemical Processing
  • High Cycle Rates / Long Service Life
  • Minimal Product Loss Importance
  • Operation Close to Set Point With Zero Leakage Required

Documentation

Certifications

Manuals

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