EN-MC21230 Magnesium vs. 384.0 Aluminum
EN-MC21230 magnesium belongs to the magnesium alloys classification, while 384.0 aluminum belongs to the aluminum alloys.
For each property being compared, the top bar is EN-MC21230 magnesium and the bottom bar is 384.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 63 | |
| 85 |
| Elastic (Young's, Tensile) Modulus, GPa | 45 | |
| 74 |
| Elongation at Break, % | 10 | |
| 2.5 |
| Fatigue Strength, MPa | 99 | |
| 140 |
| Poisson's Ratio | 0.29 | |
| 0.33 |
| Shear Modulus, GPa | 18 | |
| 28 |
| Shear Strength, MPa | 130 | |
| 200 |
| Tensile Strength: Ultimate (UTS), MPa | 220 | |
| 330 |
| Tensile Strength: Yield (Proof), MPa | 140 | |
| 170 |
Thermal Properties
| Latent Heat of Fusion, J/g | 350 | |
| 550 |
| Maximum Temperature: Mechanical, °C | 120 | |
| 170 |
| Melting Completion (Liquidus), °C | 600 | |
| 580 |
| Melting Onset (Solidus), °C | 520 | |
| 530 |
| Specific Heat Capacity, J/kg-K | 1000 | |
| 870 |
| Thermal Conductivity, W/m-K | 72 | |
| 96 |
| Thermal Expansion, µm/m-K | 27 | |
| 21 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 12 | |
| 22 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 63 | |
| 69 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 11 |
| Density, g/cm3 | 1.7 | |
| 2.9 |
| Embodied Carbon, kg CO2/kg material | 23 | |
| 7.4 |
| Embodied Energy, MJ/kg | 160 | |
| 140 |
| Embodied Water, L/kg | 990 | |
| 1010 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 19 | |
| 6.9 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 200 | |
| 190 |
| Stiffness to Weight: Axial, points | 15 | |
| 14 |
| Stiffness to Weight: Bending, points | 71 | |
| 49 |
| Strength to Weight: Axial, points | 36 | |
| 32 |
| Strength to Weight: Bending, points | 48 | |
| 37 |
| Thermal Diffusivity, mm2/s | 43 | |
| 39 |
| Thermal Shock Resistance, points | 13 | |
| 15 |
Alloy Composition
| Aluminum (Al), % | 5.5 to 8.5 | |
| 77.3 to 86.5 |
| Copper (Cu), % | 0 to 0.010 | |
| 3.0 to 4.5 |
| Iron (Fe), % | 0 to 0.0050 | |
| 0 to 1.3 |
| Magnesium (Mg), % | 90.5 to 94.4 | |
| 0 to 0.1 |
| Manganese (Mn), % | 0.1 to 0.6 | |
| 0 to 0.5 |
| Nickel (Ni), % | 0 to 0.0020 | |
| 0 to 0.5 |
| Silicon (Si), % | 0 to 0.1 | |
| 10.5 to 12 |
| Tin (Sn), % | 0 | |
| 0 to 0.35 |
| Zinc (Zn), % | 0 to 0.3 | |
| 0 to 3.0 |
| Residuals, % | 0 | |
| 0 to 0.5 |