| All data is for information only------(Home) | |
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| PRODUCT DATA of Copper |
| Material | Copper |
| Chemical Composition | 100Cu |
| CAS Registry ID | 7440-50-8 |
| EXPERIENCE IN PRACTICE |
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| Development Status | Commercial Product |
| Cost Range | Low |
| Equivalent Designations | Cu |
| Space Experience | Very Good |
| PHYSICAL PROPERTIES |
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| Atomic Number | 29 |
| Atomic Weight | 63.5 amu |
| Work Function | 4.5 eV |
| Crystal Structure | Face centered cubic (fcc) |
| Surface Energy | 1790 mJ/m^2 |
| Specific Gravity | 8.96 |
| Relative Permeability | 1 |
| ELASTIC PROPERTIES |
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| Tensile Modulus | 130 GPa |
| Shear Modulus | 48 GPa |
| Bulk Modulus | 209 GPa |
| Poisson Ratio | 0.343 |
| Speed of Sound (longitudinal) | 4700 m/s |
| Speed of Sound (transverse) | 2300 m/s |
| Acoustic Impedance | 41.6 MRayls |
| ELECTRICAL PROPERTIES |
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| Electrical Volume Resistivity | 1.69e-8 ohm.m |
| THERMAL PROPERTIES |
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| Thermal Conductivity | 397 W/m.K |
| Thermal Expansion Coefficient | 17 μstrain/°C |
| Specific Heat | 0.386 J/g.K |
| Melting Range | 1080 °C |
| RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY |
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| EMF vs SCE | -0.2 V Remark: Measured in 3.5% NaCl solution Data Quality: Design Data |