Gases absolute dynamic viscosidade
Reference data e engineering information about gases absolute dynamic viscosidade para gases e compressed ar applications.
gasesabsolutedynamicviscosityTabela de dados
Overview
Dynamic viscosity of common gases at atmospheric pressure. Gas viscosity increases with temperature (unlike liquids, where viscosity decreases with temperature).
Data Table
15 linhas
Gas | Formula | Viscosity at 20°C(10⁻⁵ Pa·s) | Viscosity at 0°C(10⁻⁵ Pa·s) | Viscosity at 100°C(10⁻⁵ Pa·s) |
|---|---|---|---|---|
| Air | — | 1.81 | 1.71 | 2.17 |
| Nitrogen | N₂ | 1.76 | 1.66 | 2.14 |
| Oxygen | O₂ | 2.04 | 1.92 | 2.44 |
| Carbon dioxide | CO₂ | 1.47 | 1.37 | 1.86 |
| Carbon monoxide | CO | 1.76 | 1.66 | 2.13 |
| Hydrogen | H₂ | 0.89 | 0.84 | 1.08 |
| Helium | He | 1.96 | 1.86 | 2.34 |
| Methane | CH₄ | 1.09 | 1.03 | 1.32 |
| Ammonia | NH₃ | 1.02 | 0.93 | 1.31 |
| Sulfur dioxide | SO₂ | 1.27 | 1.17 | 1.64 |
| Nitrogen dioxide | NO₂ | 1.46 | 1.37 | 1.84 |
| Neon | Ne | 3.13 | 2.97 | 3.73 |
| Argon | Ar | 2.23 | 2.1 | 2.71 |
| Propane | C₃H₈ | 0.81 | 0.75 | 1.06 |
| Butane | C₄H₁₀ | 0.73 | 0.68 | 0.96 |
Fonte: engineeringtoolbox.com
Notes
- Values are at standard conditions unless otherwise noted
- Always verify values for critical applications