NOZ-CHEK® Forged Axial Non-Slam Check Valves

Noz-Chek® valves are specifically designed for fast-reversing systems where backflow is a constant concern.

Features And Benefits

  • API 6A Design: Valve type approved to API 6A PR2.
  • High Pressure Class: Available for up to API 15,000 Pressure classes, and ANSI 2500.
  • Threaded Diffuser Assembly: Threaded diffuser base eliminates sealing area misalignment and ensures valve integrity over full lifetime of valve.
  • Locking Snap ring (Weld End / Hub End Valves): Threaded diffuser additionally secured with snap ring to prevent diffuser unscrewing over long term operation.

Technical Details

DESIGN FEATURES

  • Forged material body and disc assembly
  • Threaded diffuser base
  • Locking snap ring
  • Zero Body Penetrations – No Fugitive emissions

MATERIALS OF CONSTRUCTION

  • ASTM A694 Grade F65-Low Alloy High Yield Carbon Steel
  • ASTM A240 Grade 316-Stainless Steel
  • ASTM A182 Grade F51-Duplex Stainless Steel
  • EN 10222-4 P420QH (similar)
  • EN 10222-5 X5CrNiMo17-12-2
  • EN 10222-5 X2CrNiMoN22-5

SIZE RANGE

  • 2” – 24”
  • Other sizes available on request

PRESSURE RATINGS

  • API 6A Pressure Class 13.8 MPa- 104 MPa (2,000 to 15,00 psi)
  • ASME class 150 – 2500 / PN 10, 16, 25, 40, 63, 100

BODY CONFIGURATION

  • Manufacturer’s standard face to face
  • API 6D face to face
  • Flanged

Applications

  • FPSO
  • Gas wellhead
  • High pressure fluid injection
  • High Pressure Gas applications

Certificates


  • API 6A PR2 Type approved
  • API 598
  • ASME B16:34
  • API 6FA
  • PED (CE Marking)
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