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Liquid Helium Valve Model C3041-M21

.5" LHe Vacuum Jacketed Globe Valve, Manual Operation

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

liquid helium valve

Product Sheet

Features

  • Manual Actuation
  • Redundant Stem Seal
  • Cryogenic Stem Packing
  • Brass Bonnet
  • Redundant Cryogenic Bonnet Seal
  • Bonnet Purge Port (Thermal Relief Location)
  • All Stainless Steel Body & Stem
  • Cold Box Cuff (Full Jacket Available)
  • MLI On Jacketed Valves
  • Low Thermal Conductivity Stem & Support Tube
  • Brass Plug
  • Plug To Stem Stabilizer
  • Kel-F Seat Seal w/Locked Thread
  • Contoured Flow Plugs Available

Technical Data

  • 225 PSIG Proof
  • Seat Seal Bubble Tight @150 PSIG
  • Packing Mass Spec Tested @ 1×10-5
  • Leak Rate Below 1 x10-8 CC GHe/SEC.
  • Heat Leak: 3.5 BTU/HR.(1 Watt)
  • Cooldown Mass: 0.75 Pounds.

Applications

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