WE54A Magnesium vs. 7175 Aluminum
WE54A magnesium belongs to the magnesium alloys classification, while 7175 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is WE54A magnesium and the bottom bar is 7175 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 44 | |
| 70 |
| Elongation at Break, % | 4.3 to 5.6 | |
| 3.8 to 5.9 |
| Fatigue Strength, MPa | 98 to 130 | |
| 150 to 180 |
| Poisson's Ratio | 0.29 | |
| 0.32 |
| Shear Modulus, GPa | 17 | |
| 26 |
| Shear Strength, MPa | 150 to 170 | |
| 290 to 330 |
| Tensile Strength: Ultimate (UTS), MPa | 270 to 300 | |
| 520 to 570 |
| Tensile Strength: Yield (Proof), MPa | 180 | |
| 430 to 490 |
Thermal Properties
| Latent Heat of Fusion, J/g | 330 | |
| 380 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 180 |
| Melting Completion (Liquidus), °C | 640 | |
| 640 |
| Melting Onset (Solidus), °C | 570 | |
| 480 |
| Specific Heat Capacity, J/kg-K | 960 | |
| 870 |
| Thermal Conductivity, W/m-K | 52 | |
| 140 |
| Thermal Expansion, µm/m-K | 25 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 10 | |
| 33 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 47 | |
| 99 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 34 | |
| 10 |
| Density, g/cm3 | 1.9 | |
| 3.0 |
| Embodied Carbon, kg CO2/kg material | 29 | |
| 8.2 |
| Embodied Energy, MJ/kg | 260 | |
| 150 |
| Embodied Water, L/kg | 900 | |
| 1130 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 10 to 14 | |
| 18 to 29 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 360 to 380 | |
| 1310 to 1730 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 62 | |
| 46 |
| Strength to Weight: Axial, points | 39 to 43 | |
| 48 to 52 |
| Strength to Weight: Bending, points | 49 to 51 | |
| 48 to 51 |
| Thermal Diffusivity, mm2/s | 28 | |
| 53 |
| Thermal Shock Resistance, points | 18 to 19 | |
| 23 to 25 |
Alloy Composition
Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
| Aluminum (Al), % | 0 | |
| 88 to 91.4 |
| Chromium (Cr), % | 0 | |
| 0.18 to 0.28 |
| Copper (Cu), % | 0 to 0.030 | |
| 1.2 to 2.0 |
| Iron (Fe), % | 0 to 0.010 | |
| 0 to 0.2 |
| Lithium (Li), % | 0 to 0.2 | |
| 0 |
| Magnesium (Mg), % | 88.7 to 93.4 | |
| 2.1 to 2.9 |
| Manganese (Mn), % | 0 to 0.030 | |
| 0 to 0.1 |
| Nickel (Ni), % | 0 to 0.0050 | |
| 0 |
| Silicon (Si), % | 0 to 0.010 | |
| 0 to 0.15 |
| Titanium (Ti), % | 0 | |
| 0 to 0.1 |
| Unspecified Rare Earths, % | 1.5 to 4.0 | |
| 0 |
| Yttrium (Y), % | 4.8 to 5.5 | |
| 0 |
| Zinc (Zn), % | 0 to 0.2 | |
| 5.1 to 6.1 |
| Zirconium (Zr), % | 0.4 to 1.0 | |
| 0 |
| Residuals, % | 0 to 0.3 | |
| 0 to 0.15 |