5449-H26 Aluminum vs. AZ31B-H26 Magnesium
5449-H26 aluminum belongs to the aluminum alloys classification, while AZ31B-H26 magnesium belongs to the magnesium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is 5449-H26 aluminum and the bottom bar is AZ31B-H26 magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 69 | |
| 45 |
| Elongation at Break, % | 5.0 | |
| 5.6 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 26 | |
| 17 |
| Shear Strength, MPa | 170 | |
| 160 |
| Tensile Strength: Ultimate (UTS), MPa | 290 | |
| 270 |
| Tensile Strength: Yield (Proof), MPa | 220 | |
| 170 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 350 |
| Maximum Temperature: Mechanical, °C | 190 | |
| 150 |
| Melting Completion (Liquidus), °C | 650 | |
| 600 |
| Melting Onset (Solidus), °C | 590 | |
| 600 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 990 |
| Thermal Conductivity, W/m-K | 140 | |
| 100 |
| Thermal Expansion, µm/m-K | 23 | |
| 26 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 35 | |
| 18 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 110 | |
| 95 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 12 |
| Density, g/cm3 | 2.8 | |
| 1.7 |
| Embodied Carbon, kg CO2/kg material | 8.5 | |
| 23 |
| Embodied Energy, MJ/kg | 150 | |
| 160 |
| Embodied Water, L/kg | 1180 | |
| 970 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 13 | |
| 13 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 340 | |
| 320 |
| Stiffness to Weight: Axial, points | 14 | |
| 15 |
| Stiffness to Weight: Bending, points | 50 | |
| 70 |
| Strength to Weight: Axial, points | 29 | |
| 44 |
| Strength to Weight: Bending, points | 35 | |
| 55 |
| Thermal Diffusivity, mm2/s | 56 | |
| 62 |
| Thermal Shock Resistance, points | 13 | |
| 16 |
Alloy Composition
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| Aluminum (Al), % | 94.1 to 97.8 | |
| 2.4 to 3.6 |
| Calcium (Ca), % | 0 | |
| 0 to 0.040 |
| Chromium (Cr), % | 0 to 0.3 | |
| 0 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 to 0.050 |
| Iron (Fe), % | 0 to 0.7 | |
| 0 to 0.050 |
| Magnesium (Mg), % | 1.6 to 2.6 | |
| 93.6 to 97.1 |
| Manganese (Mn), % | 0.6 to 1.1 | |
| 0.050 to 1.0 |
| Nickel (Ni), % | 0 | |
| 0 to 0.0050 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 0.1 |
| Titanium (Ti), % | 0 to 0.1 | |
| 0 |
| Zinc (Zn), % | 0 to 0.3 | |
| 0.5 to 1.5 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.3 |