Ta-10W (Ta-90-W-10) annealed vs Tantalum (Ta pure >99.7%)
Property comparison of Ta-10W (Ta-90-W-10) annealed and Tantalum (Ta pure >99.7%), both refractory.
| Property | Ta-10W (Ta-90-W-10) annealed | Tantalum (Ta pure >99.7%) | Difference |
|---|---|---|---|
| Yield strength | 310 MPa | 165 MPa | -47% |
| Tensile strength | 483 MPa | 270 MPa | -44% |
| Elongation | 20 % | 30 % | +50% |
| Elastic modulus | 193,000 MPa | 186,000 MPa | -4% |
| Density | 16,850 kg/m³ | 16,650 kg/m³ | -1% |
| Coefficient of thermal expansion | 0.000006 1/K | 0.000007 1/K | +2% |
| Melting point | 3,080 °C | 2,996 °C | -3% |
Difference is Tantalum (Ta pure >99.7%) relative to Ta-10W (Ta-90-W-10) annealed. 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
- R05255
- standard
- ASTM B365 R05255 / ATI Ta-10W technical datasheet
- heat treatment
- annealed
- grade
- Ta R05200
- standard
- ASTM
- heat treatment
- Annealed
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