| All data is for information only------(Home) | |
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| PRODUCT DATA of Platinum |
| Material | Platinum |
| Chemical Composition | 100Pt |
| CAS Registry ID | 7440-06-4 |
| EXPERIENCE IN PRACTICE |
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| Development Status | Special Commercial Product |
| Cost Range | High |
| Equivalent Designations | Pt |
| Space Experience | Good |
| PHYSICAL PROPERTIES |
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| Atomic Number | 78 |
| Atomic Weight | 195 amu |
| Work Function | 5.3 eV |
| Crystal Structure | Face centered cubic (fcc) |
| Surface Energy | 2490 mJ/m^2 |
| Specific Gravity | 21.5 |
| Relative Permeability | 1 |
| ELASTIC PROPERTIES |
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| Tensile Modulus | 147 GPa |
| Poisson Ratio | 0.39 |
| Speed of Sound (longitudinal) | 3300 m/s |
| Speed of Sound (transverse) | 1700 m/s |
| Acoustic Impedance | 69.8 MRayls |
| ELECTRICAL PROPERTIES |
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| Electrical Volume Resistivity | 9.83e-8 ohm.m |
| THERMAL PROPERTIES |
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| Thermal Conductivity | 69.1 W/m.K |
| Thermal Expansion Coefficient | 8.9 μstrain/°C |
| Specific Heat | 0.131 J/g.K |
| Melting Range | 1770 °C |
| RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY |
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| EMF vs SCE | 0.17 V Remark: Measured in 3.5% NaCl solution Data Quality: Design Data |