2007 Aluminum vs. ISO-WD32350 Magnesium
2007 aluminum belongs to the aluminum alloys classification, while ISO-WD32350 magnesium belongs to the magnesium alloys.
For each property being compared, the top bar is 2007 aluminum and the bottom bar is ISO-WD32350 magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 71 | |
| 45 |
| Elongation at Break, % | 5.6 to 8.0 | |
| 5.7 to 10 |
| Fatigue Strength, MPa | 91 to 110 | |
| 120 to 130 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 27 | |
| 18 |
| Shear Strength, MPa | 220 to 250 | |
| 150 to 170 |
| Tensile Strength: Ultimate (UTS), MPa | 370 to 420 | |
| 250 to 290 |
| Tensile Strength: Yield (Proof), MPa | 240 to 270 | |
| 140 to 180 |
Thermal Properties
| Latent Heat of Fusion, J/g | 390 | |
| 340 |
| Maximum Temperature: Mechanical, °C | 190 | |
| 95 |
| Melting Completion (Liquidus), °C | 640 | |
| 600 |
| Melting Onset (Solidus), °C | 510 | |
| 560 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 990 |
| Thermal Conductivity, W/m-K | 130 | |
| 130 |
| Thermal Expansion, µm/m-K | 23 | |
| 25 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 47 | |
| 25 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 140 | |
| 130 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 12 |
| Density, g/cm3 | 3.1 | |
| 1.7 |
| Embodied Carbon, kg CO2/kg material | 8.0 | |
| 23 |
| Embodied Energy, MJ/kg | 150 | |
| 160 |
| Embodied Water, L/kg | 1130 | |
| 960 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 21 to 26 | |
| 14 to 23 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 390 to 530 | |
| 210 to 380 |
| Stiffness to Weight: Axial, points | 13 | |
| 15 |
| Stiffness to Weight: Bending, points | 44 | |
| 68 |
| Strength to Weight: Axial, points | 33 to 38 | |
| 39 to 46 |
| Strength to Weight: Bending, points | 37 to 40 | |
| 50 to 55 |
| Thermal Diffusivity, mm2/s | 48 | |
| 73 |
| Thermal Shock Resistance, points | 16 to 19 | |
| 16 to 18 |
Alloy Composition
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| Aluminum (Al), % | 87.5 to 95 | |
| 0 to 0.1 |
| Bismuth (Bi), % | 0 to 0.2 | |
| 0 |
| Chromium (Cr), % | 0 to 0.1 | |
| 0 |
| Copper (Cu), % | 3.3 to 4.6 | |
| 0 to 0.1 |
| Iron (Fe), % | 0 to 0.8 | |
| 0 to 0.060 |
| Lead (Pb), % | 0.8 to 1.5 | |
| 0 |
| Magnesium (Mg), % | 0.4 to 1.8 | |
| 95.7 to 97.7 |
| Manganese (Mn), % | 0.5 to 1.0 | |
| 0.6 to 1.3 |
| Nickel (Ni), % | 0 to 0.2 | |
| 0 to 0.0050 |
| Silicon (Si), % | 0 to 0.8 | |
| 0 to 0.1 |
| Tin (Sn), % | 0 to 0.2 | |
| 0 |
| Titanium (Ti), % | 0 to 0.2 | |
| 0 |
| Zinc (Zn), % | 0 to 0.8 | |
| 1.8 to 2.3 |
| Residuals, % | 0 to 0.3 | |
| 0 to 0.3 |