Liquid Helium Valve Model C3041-M23

1/2" LHe Valve with Globe Style Body and Manual Operation


  • 1/2" IPS LHe Valve
  • Cold Box Cuff Or Jacketed
  • Manual Operation
  • Globe Style Body

Liquid Helium Valve Model C3041-M23
Product Sheet

Installation & Operation Manual

Features

  • Low Handle Torque for Bubble Tight Shut-off
  • Redundant Stem Seal
  • Cryogenic Stem Packing
  • Brass Bonnet
  • Redundant Cryogenic Bonnet Seal
  • Bonnet Purge Port (Thermal Relief Location)
  • Stainless Steel Body and Stem
  • Cold Box Cuff (Full Jacket Available)
  • MLI on Jacketed Valves
  • Low Thermal Conductivity Stem and Support Tube
  • Brass Plug
  • Plug To Stem Stabilizer
  • KEL-F Seat Seal w/ Locked Thread Insert
  • Contoured Flow Plug Available

Technical Data

  • 300 PSIG MAWP
  • 450 PSIG Proof
  • Seat Seal Bubble Tight @ 150 PSIG
  • Packing Mass Spec Tested @ 1x10 -5 TORR.
  • Leak Rate Below 1x10 -8 CC GHe/SEC.
  • Seat Seal Helium Bubble Tight Tested @ 150 PSIG @ Ambient Temperature
  • Heat Leak: 3.5 BTU/HR (1 Watt)
  • Cooldown Mass: 0.50 Pounds
  • Options:
    • Bonnet Purge Port
    • Full Lower Jacket
    • Pneumatic Actuator
  • JT Flow Plugs

Applications

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