Tantalum (Ta pure >99.7%) vs Vanadium (V pure >99.7%)
Property comparison of Tantalum (Ta pure >99.7%) and Vanadium (V pure >99.7%), both refractory.
| Property | Tantalum (Ta pure >99.7%) | Vanadium (V pure >99.7%) | Difference |
|---|---|---|---|
| Elastic modulus | 186,000 MPa | 128,000 MPa | -31% |
| Shear modulus | 68,000 MPa | 47,000 MPa | -31% |
| Poisson ratio | 0.35 | 0.37 | +6% |
| Density | 16,650 kg/m³ | 6,110 kg/m³ | -63% |
| Brinell hardness | 100 HB | 64 HB | -36% |
| Thermal conductivity | 57 W/m·K | 31 W/m·K | -46% |
| Specific heat | 140 J/kg·K | 489 J/kg·K | +249% |
| Coefficient of thermal expansion | 0.000007 1/K | 0.000008 1/K | +29% |
| Melting point | 2,996 °C | 1,910 °C | -36% |
Difference is Vanadium (V pure >99.7%) relative to Tantalum (Ta pure >99.7%). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- grade
- Ta R05200
- standard
- ASTM
- heat treatment
- Annealed
- grade
- R02030
- standard
- CRC Handbook of Chemistry and Physics 103rd Ed.
- heat treatment
- annealed
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