2018 Aluminum vs. EN-MC35110 Magnesium
2018 aluminum belongs to the aluminum alloys classification, while EN-MC35110 magnesium belongs to the magnesium alloys.
For each property being compared, the top bar is 2018 aluminum and the bottom bar is EN-MC35110 magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 120 | |
63 |
Elastic (Young's, Tensile) Modulus, GPa | 73 | |
45 |
Elongation at Break, % | 9.6 | |
3.1 |
Fatigue Strength, MPa | 120 | |
110 |
Poisson's Ratio | 0.33 | |
0.29 |
Shear Modulus, GPa | 27 | |
18 |
Shear Strength, MPa | 270 | |
130 |
Tensile Strength: Ultimate (UTS), MPa | 420 | |
230 |
Tensile Strength: Yield (Proof), MPa | 310 | |
150 |
Thermal Properties
Latent Heat of Fusion, J/g | 390 | |
330 |
Maximum Temperature: Mechanical, °C | 220 | |
140 |
Melting Completion (Liquidus), °C | 640 | |
600 |
Melting Onset (Solidus), °C | 510 | |
520 |
Specific Heat Capacity, J/kg-K | 870 | |
970 |
Thermal Conductivity, W/m-K | 150 | |
110 |
Thermal Expansion, µm/m-K | 22 | |
26 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 40 | |
27 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 120 | |
130 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 11 | |
18 |
Density, g/cm3 | 3.1 | |
1.9 |
Embodied Carbon, kg CO2/kg material | 8.1 | |
24 |
Embodied Energy, MJ/kg | 150 | |
170 |
Embodied Water, L/kg | 1130 | |
940 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 37 | |
6.3 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 670 | |
260 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 45 | |
63 |
Strength to Weight: Axial, points | 38 | |
34 |
Strength to Weight: Bending, points | 41 | |
44 |
Thermal Diffusivity, mm2/s | 57 | |
61 |
Thermal Shock Resistance, points | 19 | |
14 |
Alloy Composition
Aluminum (Al), % | 89.7 to 94.4 | |
0 |
Chromium (Cr), % | 0 to 0.1 | |
0 |
Copper (Cu), % | 3.5 to 4.5 | |
0 to 0.030 |
Iron (Fe), % | 0 to 1.0 | |
0 to 0.010 |
Magnesium (Mg), % | 0.45 to 0.9 | |
92 to 95.4 |
Manganese (Mn), % | 0 to 0.2 | |
0 to 0.15 |
Nickel (Ni), % | 1.7 to 2.3 | |
0 to 0.0050 |
Silicon (Si), % | 0 to 0.9 | |
0 to 0.010 |
Unspecified Rare Earths, % | 0 | |
0.75 to 1.8 |
Zinc (Zn), % | 0 to 0.25 | |
3.5 to 5.0 |
Zirconium (Zr), % | 0 | |
0.4 to 1.0 |
Residuals, % | 0 | |
0 to 0.010 |