515.0 Aluminum vs. EV31A Magnesium
515.0 aluminum belongs to the aluminum alloys classification, while EV31A magnesium belongs to the magnesium alloys. There are 17 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.
For each property being compared, the top bar is 515.0 aluminum and the bottom bar is EV31A magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 44 |
| Elongation at Break, % | 10 | |
| 3.5 |
| Fatigue Strength, MPa | 130 | |
| 120 |
| Poisson's Ratio | 0.33 | |
| 0.27 |
| Shear Modulus, GPa | 26 | |
| 17 |
| Shear Strength, MPa | 190 | |
| 170 |
| Tensile Strength: Ultimate (UTS), MPa | 280 | |
| 260 |
Thermal Properties
| Maximum Temperature: Mechanical, °C | 170 | |
| 200 |
| Melting Onset (Solidus), °C | 620 | |
| 590 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 1000 |
| Thermal Expansion, µm/m-K | 23 | |
| 27 |
Otherwise Unclassified Properties
| Density, g/cm3 | 2.6 | |
| 1.8 |
Common Calculations
| Stiffness to Weight: Axial, points | 15 | |
| 13 |
| Stiffness to Weight: Bending, points | 52 | |
| 65 |
| Strength to Weight: Axial, points | 30 | |
| 40 |
| Strength to Weight: Bending, points | 36 | |
| 50 |
| Thermal Shock Resistance, points | 13 | |
| 16 |