7005 Aluminum vs. ISO-WD32260 Magnesium
7005 aluminum belongs to the aluminum alloys classification, while ISO-WD32260 magnesium belongs to the magnesium alloys. There are 30 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 7005 aluminum and the bottom bar is ISO-WD32260 magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 46 |
| Elongation at Break, % | 10 to 20 | |
| 4.5 to 6.0 |
| Fatigue Strength, MPa | 100 to 190 | |
| 150 to 190 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 26 | |
| 18 |
| Shear Strength, MPa | 120 to 230 | |
| 190 to 200 |
| Tensile Strength: Ultimate (UTS), MPa | 200 to 400 | |
| 330 to 340 |
| Tensile Strength: Yield (Proof), MPa | 95 to 350 | |
| 230 to 250 |
Thermal Properties
| Latent Heat of Fusion, J/g | 380 | |
| 330 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 120 |
| Melting Completion (Liquidus), °C | 640 | |
| 600 |
| Melting Onset (Solidus), °C | 610 | |
| 520 |
| Specific Heat Capacity, J/kg-K | 880 | |
| 970 |
| Thermal Conductivity, W/m-K | 140 to 170 | |
| 110 |
| Thermal Expansion, µm/m-K | 23 | |
| 27 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 35 to 43 | |
| 28 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 110 to 130 | |
| 140 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 13 |
| Density, g/cm3 | 2.9 | |
| 1.9 |
| Embodied Carbon, kg CO2/kg material | 8.3 | |
| 23 |
| Embodied Energy, MJ/kg | 150 | |
| 160 |
| Embodied Water, L/kg | 1150 | |
| 940 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 32 to 57 | |
| 14 to 19 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 65 to 850 | |
| 560 to 700 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 47 | |
| 63 |
| Strength to Weight: Axial, points | 19 to 38 | |
| 48 to 51 |
| Strength to Weight: Bending, points | 26 to 41 | |
| 56 to 58 |
| Thermal Diffusivity, mm2/s | 54 to 65 | |
| 63 |
| Thermal Shock Resistance, points | 8.7 to 18 | |
| 19 to 20 |
Alloy Composition
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| Aluminum (Al), % | 91 to 94.7 | |
| 0 |
| Chromium (Cr), % | 0.060 to 0.2 | |
| 0 |
| Copper (Cu), % | 0 to 0.1 | |
| 0 |
| Iron (Fe), % | 0 to 0.4 | |
| 0 |
| Magnesium (Mg), % | 1.0 to 1.8 | |
| 92.7 to 94.8 |
| Manganese (Mn), % | 0.2 to 0.7 | |
| 0 |
| Silicon (Si), % | 0 to 0.35 | |
| 0 |
| Titanium (Ti), % | 0.010 to 0.060 | |
| 0 |
| Zinc (Zn), % | 4.0 to 5.0 | |
| 4.8 to 6.2 |
| Zirconium (Zr), % | 0.080 to 0.2 | |
| 0.45 to 0.8 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.3 |