5026 Aluminum vs. AZ80A Magnesium
5026 aluminum belongs to the aluminum alloys classification, while AZ80A magnesium belongs to the magnesium alloys.
For each property being compared, the top bar is 5026 aluminum and the bottom bar is AZ80A magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 46 |
| Elongation at Break, % | 5.1 to 11 | |
| 3.9 to 8.5 |
| Fatigue Strength, MPa | 94 to 140 | |
| 140 to 170 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 26 | |
| 18 |
| Shear Strength, MPa | 150 to 180 | |
| 160 to 190 |
| Tensile Strength: Ultimate (UTS), MPa | 260 to 320 | |
| 320 to 340 |
| Tensile Strength: Yield (Proof), MPa | 120 to 250 | |
| 210 to 230 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 350 |
| Maximum Temperature: Mechanical, °C | 210 | |
| 130 |
| Melting Completion (Liquidus), °C | 650 | |
| 600 |
| Melting Onset (Solidus), °C | 510 | |
| 490 |
| Specific Heat Capacity, J/kg-K | 890 | |
| 990 |
| Thermal Conductivity, W/m-K | 130 | |
| 77 |
| Thermal Expansion, µm/m-K | 23 | |
| 26 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 31 | |
| 11 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 99 | |
| 59 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 12 |
| Density, g/cm3 | 2.8 | |
| 1.7 |
| Embodied Carbon, kg CO2/kg material | 8.9 | |
| 23 |
| Embodied Energy, MJ/kg | 150 | |
| 160 |
| Embodied Water, L/kg | 1150 | |
| 990 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 15 to 29 | |
| 12 to 24 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 100 to 440 | |
| 500 to 600 |
| Stiffness to Weight: Axial, points | 14 | |
| 15 |
| Stiffness to Weight: Bending, points | 49 | |
| 69 |
| Strength to Weight: Axial, points | 26 to 32 | |
| 51 to 55 |
| Strength to Weight: Bending, points | 33 to 37 | |
| 60 to 63 |
| Thermal Diffusivity, mm2/s | 52 | |
| 45 |
| Thermal Shock Resistance, points | 11 to 14 | |
| 19 to 20 |
Alloy Composition
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| Aluminum (Al), % | 88.2 to 94.7 | |
| 7.8 to 9.2 |
| Chromium (Cr), % | 0 to 0.3 | |
| 0 |
| Copper (Cu), % | 0.1 to 0.8 | |
| 0 to 0.050 |
| Iron (Fe), % | 0.2 to 1.0 | |
| 0 to 0.0050 |
| Magnesium (Mg), % | 3.9 to 4.9 | |
| 89 to 91.9 |
| Manganese (Mn), % | 0.6 to 1.8 | |
| 0.12 to 0.5 |
| Nickel (Ni), % | 0 | |
| 0 to 0.0050 |
| Silicon (Si), % | 0.55 to 1.4 | |
| 0 to 0.1 |
| Titanium (Ti), % | 0 to 0.2 | |
| 0 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0.2 to 0.8 |
| Zirconium (Zr), % | 0 to 0.3 | |
| 0 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.3 |