C14510 Copper vs. 6261 Aluminum
C14510 copper belongs to the copper alloys classification, while 6261 aluminum belongs to the aluminum alloys. There are 27 material properties with values for both materials. Properties with values for just one material (3, 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 C14510 copper and the bottom bar is 6261 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 69 |
| Elongation at Break, % | 9.1 to 9.6 | |
| 9.0 to 16 |
| Poisson's Ratio | 0.34 | |
| 0.33 |
| Shear Modulus, GPa | 43 | |
| 26 |
| Shear Strength, MPa | 180 to 190 | |
| 90 to 180 |
| Tensile Strength: Ultimate (UTS), MPa | 300 to 320 | |
| 150 to 300 |
| Tensile Strength: Yield (Proof), MPa | 230 to 250 | |
| 100 to 260 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 400 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 160 |
| Melting Completion (Liquidus), °C | 1080 | |
| 640 |
| Melting Onset (Solidus), °C | 1050 | |
| 610 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 900 |
| Thermal Conductivity, W/m-K | 360 | |
| 180 |
| Thermal Expansion, µm/m-K | 17 | |
| 23 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 33 | |
| 9.5 |
| Density, g/cm3 | 8.9 | |
| 2.7 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 8.3 |
| Embodied Energy, MJ/kg | 42 | |
| 150 |
| Embodied Water, L/kg | 310 | |
| 1180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 25 to 29 | |
| 21 to 27 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 230 to 280 | |
| 77 to 500 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 14 |
| Stiffness to Weight: Bending, points | 18 | |
| 50 |
| Strength to Weight: Axial, points | 9.2 to 10 | |
| 15 to 31 |
| Strength to Weight: Bending, points | 11 to 12 | |
| 23 to 37 |
| Thermal Diffusivity, mm2/s | 100 | |
| 75 |
| Thermal Shock Resistance, points | 11 to 12 | |
| 6.5 to 13 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 96.6 to 98.6 |
| Chromium (Cr), % | 0 | |
| 0 to 0.1 |
| Copper (Cu), % | 99.15 to 99.69 | |
| 0.15 to 0.4 |
| Iron (Fe), % | 0 | |
| 0 to 0.4 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Magnesium (Mg), % | 0 | |
| 0.7 to 1.0 |
| Manganese (Mn), % | 0 | |
| 0.2 to 0.35 |
| Phosphorus (P), % | 0.010 to 0.030 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0.4 to 0.7 |
| Tellurium (Te), % | 0.3 to 0.7 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 0 to 0.1 |
| Zinc (Zn), % | 0 | |
| 0 to 0.2 |
| Residuals, % | 0 | |
| 0 to 0.15 |