Platinum-Rhodium (Pt-10Rh) vs Pure Gold (Au 99.99%)
Property comparison of Platinum-Rhodium (Pt-10Rh) and Pure Gold (Au 99.99%), both precious metal.
| Property | Platinum-Rhodium (Pt-10Rh) | Pure Gold (Au 99.99%) | Difference |
|---|---|---|---|
| Density | 19,970 kg/m³ | 19,300 kg/m³ | -3% |
| Thermal conductivity | 38 W/m·K | 314 W/m·K | +726% |
| Coefficient of thermal expansion | 0.000009 1/K | 0.000014 1/K | +65% |
| Melting point | 1,843 °C | 1,063 °C | -42% |
Difference is Pure Gold (Au 99.99%) 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
- 24K / fine gold
- standard
- CRC Handbook of Chemistry and Physics
- heat treatment
- annealed
What else is in Engineering Database
AI built for engineering. Searches the engineering database, performs calculations, gives source-backed engineering insights.
Get started for free ↗Reference Data375 engineering tablesMaterial properties, pipe and shape dimensions, code tables, and electrical ratings across mechanical, civil, chemical, electrical, materials, and manufacturing engineering.
Browse dataCalculatorsDeterministic engineering calculatorsSizing, checking, and conversion tools that run against the reference tables. Inputs are code-compliant, outputs are traceable to the source standard.
Browse calculators