Liquid Helium Valve Model C3082-M23

1.0" LHe Cold Box Cuff Right Angle Valve, Manual Operation

liquid helium cold box cuff valve

 

Product Drawing

Features

  • Low Handle Torque For Bubble Tight Shutoff
  • Stainless Steel Stem & Threads
  • Redundant Stem Seal
  • Cryogenic Stem Packing
  • Brass Bonnet
  • Redundant Cryogenic Bonnet Seal
  • Bonnet Purge Port (Thermal Relief Location)
  • All Stainless Steel Body & Stem
  • Tight Fit Stem
  • Brass Plug
  • Plug To Stem Stabilizer
  • KEL-F Seat Seal w/ Locked Thread Insert

Technical Data

  • 300 PSI MAWP 450 PSIG Proof
  • Seat Seal Bubble Tight @ 150 PSIG
  • Packing Mass Spec Tested @ 1 x 10-5 Torr Vacuum Leak Rate Below 1 x 10-9 CC GHe/SEC
  • Heat Leak: 6.25 BTU/HR TO 20° k
  • Cooldown Mass: 3.80 Pounds
  • Options:
    • Purge Port
    • Full Vacuum Jacket
    • Pneumatic Actuactors

Applications

  • Vacuum Jacketed Piping
  • Cold Boxes
  • Helium Transfer Lines
  • Helium Liquefiers

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