6065-T6 Aluminum vs. AZ80A-T6 Magnesium
6065-T6 aluminum belongs to the aluminum alloys classification, while AZ80A-T6 magnesium belongs to the magnesium alloys.
For each property being compared, the top bar is 6065-T6 aluminum and the bottom bar is AZ80A-T6 magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 68 | |
| 46 |
| Elongation at Break, % | 11 | |
| 8.5 |
| Fatigue Strength, MPa | 110 | |
| 140 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 26 | |
| 18 |
| Shear Strength, MPa | 190 | |
| 170 |
| Tensile Strength: Ultimate (UTS), MPa | 310 | |
| 320 |
| Tensile Strength: Yield (Proof), MPa | 270 | |
| 230 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 350 |
| Maximum Temperature: Mechanical, °C | 180 | |
| 130 |
| Melting Completion (Liquidus), °C | 640 | |
| 600 |
| Melting Onset (Solidus), °C | 590 | |
| 490 |
| Specific Heat Capacity, J/kg-K | 890 | |
| 990 |
| Thermal Conductivity, W/m-K | 170 | |
| 77 |
| Thermal Expansion, µm/m-K | 23 | |
| 26 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 43 | |
| 11 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 140 | |
| 59 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 12 |
| Density, g/cm3 | 2.8 | |
| 1.7 |
| Embodied Carbon, kg CO2/kg material | 8.4 | |
| 23 |
| Embodied Energy, MJ/kg | 150 | |
| 160 |
| Embodied Water, L/kg | 1200 | |
| 990 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 34 | |
| 24 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 540 | |
| 550 |
| Stiffness to Weight: Axial, points | 14 | |
| 15 |
| Stiffness to Weight: Bending, points | 49 | |
| 69 |
| Strength to Weight: Axial, points | 31 | |
| 51 |
| Strength to Weight: Bending, points | 36 | |
| 60 |
| Thermal Diffusivity, mm2/s | 67 | |
| 45 |
| Thermal Shock Resistance, points | 14 | |
| 19 |
Alloy Composition
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| Aluminum (Al), % | 94.4 to 98.2 | |
| 7.8 to 9.2 |
| Bismuth (Bi), % | 0.5 to 1.5 | |
| 0 |
| Chromium (Cr), % | 0 to 0.15 | |
| 0 |
| Copper (Cu), % | 0.15 to 0.4 | |
| 0 to 0.050 |
| Iron (Fe), % | 0 to 0.7 | |
| 0 to 0.0050 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Magnesium (Mg), % | 0.8 to 1.2 | |
| 89 to 91.9 |
| Manganese (Mn), % | 0 to 0.15 | |
| 0.12 to 0.5 |
| Nickel (Ni), % | 0 | |
| 0 to 0.0050 |
| Silicon (Si), % | 0.4 to 0.8 | |
| 0 to 0.1 |
| Titanium (Ti), % | 0 to 0.1 | |
| 0 |
| Zinc (Zn), % | 0 to 0.25 | |
| 0.2 to 0.8 |
| Zirconium (Zr), % | 0 to 0.15 | |
| 0 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.3 |