1060-O Aluminum vs. 7075-O Aluminum
Both 1060-O aluminum and 7075-O aluminum are aluminum alloys. Both are furnished in the annealed condition. They have 90% of their average alloy composition in common.
For each property being compared, the top bar is 1060-O aluminum and the bottom bar is 7075-O aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 19 | |
| 59 |
| Elastic (Young's, Tensile) Modulus, GPa | 68 | |
| 70 |
| Elongation at Break, % | 30 | |
| 12 |
| Fatigue Strength, MPa | 20 | |
| 120 |
| Poisson's Ratio | 0.33 | |
| 0.32 |
| Shear Modulus, GPa | 26 | |
| 26 |
| Shear Strength, MPa | 49 | |
| 150 |
| Tensile Strength: Ultimate (UTS), MPa | 72 | |
| 240 |
| Tensile Strength: Yield (Proof), MPa | 21 | |
| 120 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 380 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 200 |
| Melting Completion (Liquidus), °C | 660 | |
| 640 |
| Melting Onset (Solidus), °C | 650 | |
| 480 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 870 |
| Thermal Conductivity, W/m-K | 230 | |
| 130 |
| Thermal Expansion, µm/m-K | 24 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 62 | |
| 33 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 210 | |
| 98 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 10 |
| Calomel Potential, mV | -750 | |
| -750 |
| Density, g/cm3 | 2.7 | |
| 3.0 |
| Embodied Carbon, kg CO2/kg material | 8.3 | |
| 8.3 |
| Embodied Energy, MJ/kg | 160 | |
| 150 |
| Embodied Water, L/kg | 1200 | |
| 1120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 17 | |
| 24 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 3.3 | |
| 110 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 50 | |
| 46 |
| Strength to Weight: Axial, points | 7.4 | |
| 22 |
| Strength to Weight: Bending, points | 14 | |
| 28 |
| Thermal Diffusivity, mm2/s | 96 | |
| 50 |
| Thermal Shock Resistance, points | 3.2 | |
| 10 |
Alloy Composition
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| Aluminum (Al), % | 99.6 to 100 | |
| 86.9 to 91.4 |
| Chromium (Cr), % | 0 | |
| 0.18 to 0.28 |
| Copper (Cu), % | 0 to 0.050 | |
| 1.2 to 2.0 |
| Iron (Fe), % | 0 to 0.35 | |
| 0 to 0.5 |
| Magnesium (Mg), % | 0 to 0.030 | |
| 2.1 to 2.9 |
| Manganese (Mn), % | 0 to 0.030 | |
| 0 to 0.3 |
| Silicon (Si), % | 0 to 0.25 | |
| 0 to 0.4 |
| Titanium (Ti), % | 0 to 0.030 | |
| 0 to 0.2 |
| Vanadium (V), % | 0 to 0.050 | |
| 0 |
| Zinc (Zn), % | 0 to 0.050 | |
| 5.1 to 6.1 |
| Zirconium (Zr), % | 0 | |
| 0 to 0.25 |
| Residuals, % | 0 | |
| 0 to 0.15 |