Cryofab, Inc.

Liquid Helium Valve Model C3041-M21

Liquid Helium Valve Model C3041-M21

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

Features

• Manual Actuation
• Redundant Stem Sea
• 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 @ 1x10-5
• 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