| Holmium, Ho | |
|---|---|
| Categories: | MetalNonferrous MetalPure Element |
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Export data to your CAD/FEA program| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 8.80 g/cc | 0.318 lb/in³ | |||
| Chemical Properties | Metric | English | Comments | ||
| Atomic Mass | 164.9303 | 164.9303 | 164.93032 – 1995 | ||
| Atomic Number | 67 | 67 | |||
| X-ray Absorption Edge | 0.2229 Å | 0.2229 Å | K | ||
| 1.31942 Å | 1.31942 Å | LI | |||
| 1.38999 Å | 1.38999 Å | LII | |||
| 1.53529 Å | 1.53529 Å | LIII | |||
| Electronegativity | 1.23 | 1.23 | Pauling | ||
| Ionic Radius | 0.894 Å | 0.894 Å | Crystal Ionic Radius for Valence +3 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Hardness, Vickers | 46 | 46 | |||
| Tensile Strength, Ultimate | 259 MPa | 37600 psi | |||
| Tensile Strength, Yield | 221 MPa | 32100 psi | |||
| Tensile Modulus | 64.8 GPa | 9400 ksi | |||
| Bulk Modulus | 40.2 GPa | 5830 ksi | |||
| Poissons Ratio | 0.231 | 0.231 | |||
| Shear Modulus | 26.3 GPa | 3810 ksi | |||
| Electrical Properties | Metric | English | Comments | ||
| Electrical Resistivity | 0.0000814 ohm-cm | 0.0000814 ohm-cm | |||
| Magnetic Susceptibility | 0.000426 | 0.000426 | cgs/g | ||
| Curie Temperature | -253 °C | -423 °F | |||
| Thermal Properties | Metric | English | Comments | ||
| Heat of Fusion | 104 J/g | 44.7 BTU/lb | |||
| CTE, linear | 11.2 µm/m-°C @Temperature 20.0 °C | 6.22 µin/in-°F @Temperature 68.0 °F | |||
| Specific Heat Capacity | 0.163 J/g-°C | 0.0390 BTU/lb-°F | |||
| Thermal Conductivity | 16.2 W/m-K | 112 BTU-in/hr-ft²-°F | Polycrystalline Sample | ||
| Melting Point | 1470 °C | 2680 °F | |||
| Boiling Point | 2700 °C | 4890 °F | |||
| Component Elements Properties | Metric | English | Comments | ||
| Holmium, Ho | 100 % | 100 % | |||
| Descriptive Properties | |||||
| CAS Number | 7440-60-0 | ||||
References for this datasheet.
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