Cryogenic Valve Model C2121-A21

1-1/2" Vacuum Jacketed Valve with Globe Style Body and Actuated Operation

  • 1 1/2" IPS Pipe Size Cryogenic Valve
  • Actuated
  • Vacuum Jacketed
  • Globe Style Body

cryogenic valve
Product Sheet

Installation & Operation Manual

Features

  • Pneumatic Actuator Air To Open
  • Stainless Steel Body, Stem and Jacket
  • 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

Technical Data

  • 300 PSIG MAWP
    450 PSIG Rating
  • Seat Seal Bubble Tight @ 150 PSIG.
  • Packing Mass Spec Tested @1x10-5 TORR Vacuum. Leak Rate Below 1x10-9 CC GHe/SEC.
  • Vacuum Leak Rate Below 1x10-9 CC GHe/SEC
  • Heat Leak: 27.1 BTU/HR To 20°K
  • Cooldown Mass: 13.5 Pounds
  • Options:
    • Cold Box Jacket
    • Manual Operation
    • Relief Valve
    • Flow Plugs

Applications

  • Vacuum Jacketed Piping
  • Cold Boxes
  • Manifold and Tank Systems
  • Liquid Nitrogen, Argon and Oxygen Service (with Proper Cleaning)

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