6016 Aluminum vs. AZ81A Magnesium
6016 aluminum belongs to the aluminum alloys classification, while AZ81A magnesium belongs to the magnesium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is 6016 aluminum and the bottom bar is AZ81A magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 55 to 80 | |
| 55 |
| Elastic (Young's, Tensile) Modulus, GPa | 69 | |
| 46 |
| Elongation at Break, % | 11 to 27 | |
| 3.0 to 8.8 |
| Fatigue Strength, MPa | 68 to 89 | |
| 78 to 80 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 26 | |
| 18 |
| Shear Strength, MPa | 130 to 170 | |
| 91 to 130 |
| Tensile Strength: Ultimate (UTS), MPa | 200 to 280 | |
| 160 to 240 |
| Tensile Strength: Yield (Proof), MPa | 110 to 210 | |
| 84 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 350 |
| Maximum Temperature: Mechanical, °C | 160 | |
| 130 |
| Melting Completion (Liquidus), °C | 660 | |
| 600 |
| Melting Onset (Solidus), °C | 610 | |
| 500 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 990 |
| Thermal Conductivity, W/m-K | 190 to 210 | |
| 84 |
| Thermal Expansion, µm/m-K | 23 | |
| 27 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 48 to 54 | |
| 12 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 160 to 180 | |
| 65 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 12 |
| Density, g/cm3 | 2.7 | |
| 1.7 |
| Embodied Carbon, kg CO2/kg material | 8.2 | |
| 23 |
| Embodied Energy, MJ/kg | 150 | |
| 160 |
| Embodied Water, L/kg | 1180 | |
| 990 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 29 to 47 | |
| 4.0 to 17 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 82 to 340 | |
| 77 to 78 |
| Stiffness to Weight: Axial, points | 14 | |
| 15 |
| Stiffness to Weight: Bending, points | 51 | |
| 70 |
| Strength to Weight: Axial, points | 21 to 29 | |
| 26 to 39 |
| Strength to Weight: Bending, points | 29 to 35 | |
| 38 to 50 |
| Thermal Diffusivity, mm2/s | 77 to 86 | |
| 50 |
| Thermal Shock Resistance, points | 9.1 to 12 | |
| 9.1 to 14 |
Alloy Composition
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| Aluminum (Al), % | 96.4 to 98.8 | |
| 7.0 to 8.1 |
| Chromium (Cr), % | 0 to 0.1 | |
| 0 |
| Copper (Cu), % | 0 to 0.2 | |
| 0 to 0.1 |
| Iron (Fe), % | 0 to 0.5 | |
| 0 |
| Magnesium (Mg), % | 0.25 to 0.6 | |
| 89.8 to 92.5 |
| Manganese (Mn), % | 0 to 0.2 | |
| 0.13 to 0.35 |
| Nickel (Ni), % | 0 | |
| 0 to 0.010 |
| Silicon (Si), % | 1.0 to 1.5 | |
| 0 to 0.3 |
| Titanium (Ti), % | 0 to 0.15 | |
| 0 |
| Zinc (Zn), % | 0 to 0.2 | |
| 0.4 to 1.0 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.3 |