Pure Copper (Cu 99.95+ OFHC) vs Pure Iron (Fe 99.9%+)
Property comparison of Pure Copper (Cu 99.95+ OFHC) and Pure Iron (Fe 99.9%+), both pure metal.
| Property | Pure Copper (Cu 99.95+ OFHC) | Pure Iron (Fe 99.9%+) | Difference |
|---|---|---|---|
| Yield strength | 68 MPa | 170 MPa | +150% |
| Tensile strength | 220 MPa | 270 MPa | +23% |
| Elongation | 45 % | 40 % | -11% |
| Elastic modulus | 130,000 MPa | 208,000 MPa | +60% |
| Poisson ratio | 0.34 | 0.29 | -15% |
| Density | 8,960 kg/m³ | 7,874 kg/m³ | -12% |
| Brinell hardness | 40 HB | 80 HB | +100% |
| Thermal conductivity | 401 W/m·K | 75 W/m·K | -81% |
| Specific heat | 385 J/kg·K | 450 J/kg·K | +17% |
| Coefficient of thermal expansion | 0.000017 1/K | 0.000012 1/K | -29% |
| Melting point | 1,085 °C | 1,538 °C | +42% |
Difference is Pure Iron (Fe 99.9%+) relative to Pure Copper (Cu 99.95+ OFHC). 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
- OFHC C10200
- standard
- CRC Handbook of Chemistry and Physics (MIT matprops database)
- heat treatment
- annealed
- grade
- electrolytic iron
- standard
- CRC Handbook of Chemistry and Physics / NIST JRes Vol 28
- heat treatment
- annealed
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