6023 Aluminum vs. AS41A Magnesium
6023 aluminum belongs to the aluminum alloys classification, while AS41A magnesium belongs to the magnesium alloys.
For each property being compared, the top bar is 6023 aluminum and the bottom bar is AS41A magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 69 | |
| 45 |
| Elongation at Break, % | 11 | |
| 11 |
| Fatigue Strength, MPa | 120 to 130 | |
| 100 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 26 | |
| 17 |
| Shear Strength, MPa | 210 to 220 | |
| 130 |
| Tensile Strength: Ultimate (UTS), MPa | 360 | |
| 230 |
| Tensile Strength: Yield (Proof), MPa | 300 to 310 | |
| 140 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 370 |
| Maximum Temperature: Mechanical, °C | 160 | |
| 110 |
| Melting Completion (Liquidus), °C | 640 | |
| 620 |
| Melting Onset (Solidus), °C | 580 | |
| 570 |
| Specific Heat Capacity, J/kg-K | 890 | |
| 1000 |
| Thermal Conductivity, W/m-K | 170 | |
| 68 |
| Thermal Expansion, µm/m-K | 23 | |
| 26 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 45 | |
| 17 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 140 | |
| 92 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 12 |
| Density, g/cm3 | 2.8 | |
| 1.6 |
| Embodied Carbon, kg CO2/kg material | 8.3 | |
| 23 |
| Embodied Energy, MJ/kg | 150 | |
| 160 |
| Embodied Water, L/kg | 1180 | |
| 980 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 38 to 39 | |
| 21 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 670 to 690 | |
| 220 |
| Stiffness to Weight: Axial, points | 14 | |
| 15 |
| Stiffness to Weight: Bending, points | 49 | |
| 72 |
| Strength to Weight: Axial, points | 35 to 36 | |
| 38 |
| Strength to Weight: Bending, points | 40 | |
| 50 |
| Thermal Diffusivity, mm2/s | 67 | |
| 41 |
| Thermal Shock Resistance, points | 16 | |
| 14 |
Alloy Composition
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| Aluminum (Al), % | 94 to 97.7 | |
| 3.5 to 5.0 |
| Bismuth (Bi), % | 0.3 to 0.8 | |
| 0 |
| Copper (Cu), % | 0.2 to 0.5 | |
| 0 to 0.060 |
| Iron (Fe), % | 0 to 0.5 | |
| 0 |
| Magnesium (Mg), % | 0.4 to 0.9 | |
| 92.8 to 95.8 |
| Manganese (Mn), % | 0.2 to 0.6 | |
| 0.2 to 0.5 |
| Nickel (Ni), % | 0 | |
| 0 to 0.030 |
| Silicon (Si), % | 0.6 to 1.4 | |
| 0.5 to 1.5 |
| Tin (Sn), % | 0.6 to 1.2 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0 to 0.12 |
| Residuals, % | 0 to 0.15 | |
| 0 |