| All data is for information only------(<---links) | |
|---|---|
| PRODUCT DATA of Cadmium |
| Material | Cadmium |
| Effects of Space environment | Due to the high evaporation rate in vacuum, it is not allowed to be used in space vacuum |
| Chemical Composition | 100Cd |
| CAS Registry ID | 7440-43-9 |
| EXPERIENCE IN PRACTICE |
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| Development Status | Commercial Product |
| Cost Range | Low |
| Equivalent Designations | Cd |
| Space Experience | Not Applicable |
| PHYSICAL PROPERTIES |
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| Atomic Number | 48 |
| Atomic Weight | 112 amu |
| Specific Gravity | 8.64 |
| ELASTIC PROPERTIES |
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| Tensile Modulus | 50 GPa |
| Shear Modulus | 19 GPa |
| Bulk Modulus | 42 GPa |
| Poisson Ratio | 0.3 |
| Speed of Sound (longitudinal) | 2800 m/s |
| Speed of Sound (transverse) | 1500 m/s |
| Acoustic Impedance | 24 MRayls |
| ELECTRICAL PROPERTIES |
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| Electrical Volume Resistivity | 7.3e-8 ohm.m |
| Superconductivity Critical Temperature | -273 °C |
| THERMAL PROPERTIES |
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| Thermal Conductivity | 103 W/m.K |
| Thermal Expansion Coefficient | 13.4 μstrain/°C |
| Melting Range | 594 °C |
| Specific Heat | 0.233 J/g.K |
| RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY |
|---|
| EMF vs SCE | -0.7 V Remark: Measured in 3.5% NaCl solution Data Quality: Design Data |
| Sublimation | 10-4mm/year at 40°C 10-2mm/year at 80°C 1 mm/year at 120°C |
| SPECIAL RECOMMENDATIONS |
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| Lessons Learned | not allowed to be used in space vacuum |