712.0-T5 Aluminum vs. WE54A-T5 Magnesium
712.0-T5 aluminum belongs to the aluminum alloys classification, while WE54A-T5 magnesium belongs to the magnesium alloys.
For each property being compared, the top bar is 712.0-T5 aluminum and the bottom bar is WE54A-T5 magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 80 | |
| 85 |
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 44 |
| Elongation at Break, % | 4.5 | |
| 5.6 |
| Fatigue Strength, MPa | 180 | |
| 130 |
| Poisson's Ratio | 0.32 | |
| 0.29 |
| Shear Modulus, GPa | 27 | |
| 17 |
| Shear Strength, MPa | 180 | |
| 170 |
| Tensile Strength: Ultimate (UTS), MPa | 260 | |
| 300 |
| Tensile Strength: Yield (Proof), MPa | 190 | |
| 180 |
Thermal Properties
| Latent Heat of Fusion, J/g | 380 | |
| 330 |
| Maximum Temperature: Mechanical, °C | 190 | |
| 170 |
| Melting Completion (Liquidus), °C | 640 | |
| 640 |
| Melting Onset (Solidus), °C | 610 | |
| 570 |
| Solidification (Pattern Maker's) Shrinkage, % | 1.6 | |
| 1.6 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 960 |
| Thermal Conductivity, W/m-K | 160 | |
| 52 |
| Thermal Expansion, µm/m-K | 24 | |
| 25 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 40 | |
| 10 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 120 | |
| 47 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 34 |
| Density, g/cm3 | 3.0 | |
| 1.9 |
| Embodied Carbon, kg CO2/kg material | 8.0 | |
| 29 |
| Embodied Energy, MJ/kg | 150 | |
| 260 |
| Embodied Water, L/kg | 1140 | |
| 900 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 11 | |
| 14 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 270 | |
| 360 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 46 | |
| 62 |
| Strength to Weight: Axial, points | 25 | |
| 43 |
| Strength to Weight: Bending, points | 31 | |
| 51 |
| Thermal Diffusivity, mm2/s | 62 | |
| 28 |
| Thermal Shock Resistance, points | 11 | |
| 19 |
Alloy Composition
| Aluminum (Al), % | 90.7 to 94 | |
| 0 |
| Chromium (Cr), % | 0.4 to 0.6 | |
| 0 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 to 0.030 |
| Iron (Fe), % | 0 to 0.5 | |
| 0 to 0.010 |
| Lithium (Li), % | 0 | |
| 0 to 0.2 |
| Magnesium (Mg), % | 0.5 to 0.65 | |
| 88.7 to 93.4 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 0.030 |
| Nickel (Ni), % | 0 | |
| 0 to 0.0050 |
| Silicon (Si), % | 0 to 0.3 | |
| 0 to 0.010 |
| Titanium (Ti), % | 0.15 to 0.25 | |
| 0 |
| Unspecified Rare Earths, % | 0 | |
| 1.5 to 4.0 |
| Yttrium (Y), % | 0 | |
| 4.8 to 5.5 |
| Zinc (Zn), % | 5.0 to 6.5 | |
| 0 to 0.2 |
| Zirconium (Zr), % | 0 | |
| 0.4 to 1.0 |
| Residuals, % | 0 | |
| 0 to 0.3 |