C55282 Copper vs. 4104 Aluminum
C55282 copper belongs to the copper alloys classification, while 4104 aluminum belongs to the aluminum alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.
For each property being compared, the top bar is C55282 copper and the bottom bar is 4104 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 71 |
| Poisson's Ratio | 0.34 | |
| 0.33 |
| Shear Modulus, GPa | 39 | |
| 27 |
| Tensile Strength: Ultimate (UTS), MPa | 180 | |
| 110 |
Thermal Properties
| Brazing Temperature, °C | 700 to 820 | |
| 590 to 600 |
| Latent Heat of Fusion, J/g | 190 | |
| 540 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 160 |
| Melting Completion (Liquidus), °C | 770 | |
| 600 |
| Melting Onset (Solidus), °C | 640 | |
| 560 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 900 |
| Thermal Expansion, µm/m-K | 16 | |
| 22 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.6 | |
| 2.6 |
| Embodied Carbon, kg CO2/kg material | 7.0 | |
| 8.0 |
| Embodied Energy, MJ/kg | 110 | |
| 150 |
Common Calculations
| Stiffness to Weight: Axial, points | 6.8 | |
| 15 |
| Stiffness to Weight: Bending, points | 18 | |
| 54 |
| Strength to Weight: Axial, points | 5.8 | |
| 12 |
| Strength to Weight: Bending, points | 8.2 | |
| 20 |
| Thermal Shock Resistance, points | 7.4 | |
| 5.1 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 85.8 to 90 |
| Bismuth (Bi), % | 0 | |
| 0.020 to 0.2 |
| Copper (Cu), % | 87.7 to 88.7 | |
| 0 to 0.25 |
| Iron (Fe), % | 0 | |
| 0 to 0.8 |
| Magnesium (Mg), % | 0 | |
| 1.0 to 2.0 |
| Manganese (Mn), % | 0 | |
| 0 to 0.1 |
| Phosphorus (P), % | 6.5 to 7.0 | |
| 0 |
| Silicon (Si), % | 0 | |
| 9.0 to 10.5 |
| Silver (Ag), % | 4.8 to 5.2 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0 to 0.2 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.15 |