Pure Chromium (Cr 99.9%+) vs Pure Iron (Fe 99.9%+)
Property comparison of Pure Chromium (Cr 99.9%+) and Pure Iron (Fe 99.9%+), both pure metal.
| Property | Pure Chromium (Cr 99.9%+) | Pure Iron (Fe 99.9%+) | Difference |
|---|---|---|---|
| Yield strength | 131 MPa | 170 MPa | +30% |
| Tensile strength | 550 MPa | 270 MPa | -51% |
| Elongation | 0 % | 40 % | n/a |
| Elastic modulus | 279,000 MPa | 208,000 MPa | -25% |
| Shear modulus | 115,000 MPa | 81,000 MPa | -30% |
| Poisson ratio | 0.21 | 0.29 | +38% |
| Density | 7,190 kg/m³ | 7,874 kg/m³ | +10% |
| Thermal conductivity | 67 W/m·K | 75 W/m·K | +12% |
| Specific heat | 460 J/kg·K | 450 J/kg·K | -2% |
| Coefficient of thermal expansion | 0.000006 1/K | 0.000012 1/K | +95% |
| Melting point | 1,875 °C | 1,538 °C | -18% |
Difference is Pure Iron (Fe 99.9%+) relative to Pure Chromium (Cr 99.9%+). 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
- electrolytic chromium
- standard
- ESPI Metals chromium technical data / AZoM ArticleID 594
- heat treatment
- —
- grade
- electrolytic iron
- standard
- CRC Handbook of Chemistry and Physics / NIST JRes Vol 28
- heat treatment
- annealed
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