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Cryogenic Fluids: helium 5
7.0 to 8.0
Cryogenic fluid thermodynamic properties — density, enthalpy, entropy, cp, viscosity, and thermal conductivity for helium, hydrogen, argon, neon, and methane at cryogenic temperatures and various pressures
| fluid pressure | temp K | cp kJ kgK (kJ/kgK) | density kg m3 (kg/m3) | enthalpy kJ kg (kJ/kg) | entropy kJ kgK (kJ/kgK) | fluid | phase | pressure bar (bar) | specific volume m3 kg (m3/kg) | thermal conductivity W mK (W/mK) | viscosity uPa s (uPa*s) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| helium 5 | 7.0 | 11.402 | 58.443 | 24.404 | 0.003542 | helium | supercritical | 5 | 0.017111 | 0.01777 | 2.4296 |
| helium 5 | 8.0 | 8.2281 | 41.478 | 33.852 | 0.004808 | helium | supercritical | 5 | 0.024109 | 0.017683 | 2.4143 |
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