- 1/2" IPS Pipe Size Cryogenic Valve
- Actuated
- Vacuum Jacketed
- Y-Pattern Style Body
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Features
- Pneumatic Actuator Air To Open
- Stainless Steel Body, Stem and Threads
- Redundant Stem Seal
- Cryogenic Stem Packing
- Brass Bonnet
- Redundant Cryogenic Bonnet Seal
- Bonnet Purge Port (Thermal Relief Location)
- Tight Fit Stem
- MLI on Jacketed Valves
- Brass Plug
- Plug To Stem Stabilizer
- KEL-F Seat Seal w/ Locked Thread Insert
- Contoured Flow Plugs Available
Technical Data
- 300 PSIG MAWP
450 PSIG Proof - Seat Seal Bubble Tight @ 150 PSIG
- Packing Mass Spec Tested @ 1x10-5 TORR
- Vacuum Leak Rate Below 1x10-9 CC GHe/SEC
- Heat Leak: 4.5 BTU/HR To 20°K
- Cooldown Mass: 0.65 Pounds
- Options:
Purge Port
Cold Box Jacket
Applications
- Vacuum Jacketed Piping
- Cold Boxes
- Manifold and Tank Systems
- Liquid Nitrogen, Argon and Oxygen
Service (with Proper Cleaning)
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