Platinum-Rhodium (Pt-10Rh) vs Pure Silver (Ag 99.9%)
Property comparison of Platinum-Rhodium (Pt-10Rh) and Pure Silver (Ag 99.9%), both precious metal.
| Property | Platinum-Rhodium (Pt-10Rh) | Pure Silver (Ag 99.9%) | Difference |
|---|---|---|---|
| Density | 19,970 kg/m³ | 10,490 kg/m³ | -47% |
| Thermal conductivity | 38 W/m·K | 428 W/m·K | +1026% |
| Coefficient of thermal expansion | 0.000009 1/K | 0.00002 1/K | +129% |
| Melting point | 1,843 °C | 962 °C | -48% |
Difference is Pure Silver (Ag 99.9%) relative to Platinum-Rhodium (Pt-10Rh). 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
- Pt-10Rh Type S thermocouple
- standard
- Goodfellow / AZoM Article ID 2273
- heat treatment
- as-drawn
- grade
- fine silver
- standard
- ESPI Metals technical data / NBS Circular 412
- heat treatment
- annealed
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