Properties of tungsten
Thermophysical properties for tungsten (CAS: 7440-33-7). Use the selector below to view properties in different unit systems.
Calculation Conditions
The following state-dependent properties were calculated at these standard conditions.
Temperature
25 °C
Pressure
1.01325 bar
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Open CalculatorIdentification
- AtomsW: 1
- CAS7440-33-7
- FormulaW
- ID7440-33-7
- InChIW
- InChI KeyWFKWXMTUELFFGS-UHFFFAOYSA-N
- IUPAC Nametungsten
- Molecular Weight (kg)183.84
- Phases
- PubChem ID2.3964e+4
- SMILES[W]
- Synonyms
Physical Properties
- Acentric factor0.077
- Critical pressure (bar)1.1497e+4
- Critical temperature (°C)1.4483e+4
- Critical volume (m³/kmol)0.0339
- Dipole moment
- Melting temperature (°C)3414
- Normal boiling temperature (°C)5555
State-dependent Properties
- API gravity-123.468
- Compressibility factor3.8934e-4
- Density (kg/m³)1.9300e+4
- Dynamic viscosity (cP)0
- Enthalpy of vaporization (mass) (kJ)5151.35
- Enthalpy of vaporization (molar) (kJ/kmol)9.4702e+5
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient
- Kinematic viscosity
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))24.3068
- Molar volume (m³/kmol)0.00952539
- Parachor
- Poynting correction factor1.00043
- Prandtl number
- Saturation pressure (bar)1.7309e-154
- Saturation temperature (°C)5497.49
- Solubility parameter3.0071e+5
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity19.319
- Specific heat capacity (kJ/kg·K)0.132217
- Surface tension
- Thermal conductivity174
- Thermal diffusivity
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit
- Upper flammability limit
Environmental Properties
- Global warming potential
- Ozone depletion potential