A360.0 Aluminum vs. AZ91A Magnesium
A360.0 aluminum belongs to the aluminum alloys classification, while AZ91A magnesium belongs to the magnesium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is A360.0 aluminum and the bottom bar is AZ91A magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 75 | |
| 63 |
| Elastic (Young's, Tensile) Modulus, GPa | 72 | |
| 46 |
| Elongation at Break, % | 1.6 to 5.0 | |
| 5.0 |
| Fatigue Strength, MPa | 82 to 150 | |
| 99 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 27 | |
| 18 |
| Shear Strength, MPa | 180 | |
| 140 |
| Tensile Strength: Ultimate (UTS), MPa | 180 to 320 | |
| 240 |
| Tensile Strength: Yield (Proof), MPa | 170 to 260 | |
| 160 |
Thermal Properties
| Latent Heat of Fusion, J/g | 530 | |
| 360 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 130 |
| Melting Completion (Liquidus), °C | 680 | |
| 600 |
| Melting Onset (Solidus), °C | 590 | |
| 470 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 990 |
| Thermal Conductivity, W/m-K | 110 | |
| 73 |
| Thermal Expansion, µm/m-K | 21 | |
| 26 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 30 | |
| 10 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 100 | |
| 52 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 12 |
| Density, g/cm3 | 2.6 | |
| 1.7 |
| Embodied Carbon, kg CO2/kg material | 7.8 | |
| 22 |
| Embodied Energy, MJ/kg | 150 | |
| 160 |
| Embodied Water, L/kg | 1070 | |
| 990 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 4.6 to 13 | |
| 11 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 to 470 | |
| 280 |
| Stiffness to Weight: Axial, points | 15 | |
| 15 |
| Stiffness to Weight: Bending, points | 53 | |
| 69 |
| Strength to Weight: Axial, points | 19 to 34 | |
| 38 |
| Strength to Weight: Bending, points | 27 to 39 | |
| 49 |
| Thermal Diffusivity, mm2/s | 48 | |
| 42 |
| Thermal Shock Resistance, points | 8.5 to 15 | |
| 14 |
Alloy Composition
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| Aluminum (Al), % | 85.8 to 90.6 | |
| 8.3 to 9.7 |
| Copper (Cu), % | 0 to 0.6 | |
| 0 to 0.1 |
| Iron (Fe), % | 0 to 1.3 | |
| 0 |
| Magnesium (Mg), % | 0.4 to 0.6 | |
| 88.2 to 91.2 |
| Manganese (Mn), % | 0 to 0.35 | |
| 0.13 to 0.5 |
| Nickel (Ni), % | 0 to 0.5 | |
| 0 to 0.030 |
| Silicon (Si), % | 9.0 to 10 | |
| 0 to 0.5 |
| Tin (Sn), % | 0 to 0.15 | |
| 0 |
| Zinc (Zn), % | 0 to 0.5 | |
| 0.35 to 1.0 |
| Residuals, % | 0 to 0.25 | |
| 0 |