4006 Aluminum vs. EN-MC95320 Magnesium
4006 aluminum belongs to the aluminum alloys classification, while EN-MC95320 magnesium belongs to the magnesium alloys.
For each property being compared, the top bar is 4006 aluminum and the bottom bar is EN-MC95320 magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 28 to 45 | |
| 83 | 
| Elastic (Young's, Tensile) Modulus, GPa | 69 | |
| 44 | 
| Elongation at Break, % | 3.4 to 24 | |
| 2.2 | 
| Fatigue Strength, MPa | 35 to 110 | |
| 110 | 
| Poisson's Ratio | 0.33 | |
| 0.29 | 
| Shear Modulus, GPa | 26 | |
| 17 | 
| Shear Strength, MPa | 70 to 91 | |
| 140 | 
| Tensile Strength: Ultimate (UTS), MPa | 110 to 160 | |
| 250 | 
| Tensile Strength: Yield (Proof), MPa | 62 to 140 | |
| 190 | 
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 330 | 
| Maximum Temperature: Mechanical, °C | 160 | |
| 180 | 
| Melting Completion (Liquidus), °C | 640 | |
| 640 | 
| Melting Onset (Solidus), °C | 620 | |
| 530 | 
| Specific Heat Capacity, J/kg-K | 900 | |
| 960 | 
| Thermal Conductivity, W/m-K | 220 | |
| 52 | 
| Thermal Expansion, µm/m-K | 23 | |
| 25 | 
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 56 | |
| 11 | 
| Electrical Conductivity: Equal Weight (Specific), % IACS | 180 | |
| 53 | 
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.0 | |
| 34 | 
| Density, g/cm3 | 2.7 | |
| 1.9 | 
| Embodied Carbon, kg CO2/kg material | 8.1 | |
| 28 | 
| Embodied Energy, MJ/kg | 150 | |
| 250 | 
| Embodied Water, L/kg | 1180 | |
| 910 | 
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 5.1 to 26 | |
| 5.1 | 
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 28 to 130 | |
| 420 | 
| Stiffness to Weight: Axial, points | 14 | |
| 13 | 
| Stiffness to Weight: Bending, points | 50 | |
| 61 | 
| Strength to Weight: Axial, points | 11 to 16 | |
| 36 | 
| Strength to Weight: Bending, points | 19 to 24 | |
| 45 | 
| Thermal Diffusivity, mm2/s | 89 | |
| 28 | 
| Thermal Shock Resistance, points | 4.9 to 7.0 | |
| 16 | 
Alloy Composition
| Aluminum (Al), % | 97.4 to 98.7 | |
| 0 | 
| Chromium (Cr), % | 0 to 0.2 | |
| 0 | 
| Copper (Cu), % | 0 to 0.1 | |
| 0 to 0.030 | 
| Iron (Fe), % | 0.5 to 0.8 | |
| 0 to 0.010 | 
| Lithium (Li), % | 0 | |
| 0 to 0.2 | 
| Magnesium (Mg), % | 0 to 0.010 | |
| 89.7 to 93.5 | 
| Manganese (Mn), % | 0 to 0.050 | |
| 0 to 0.15 | 
| Nickel (Ni), % | 0 | |
| 0 to 0.0050 | 
| Silicon (Si), % | 0.8 to 1.2 | |
| 0 to 0.010 | 
| Unspecified Rare Earths, % | 0 | |
| 2.4 to 4.4 | 
| Yttrium (Y), % | 0 | |
| 3.7 to 4.3 | 
| Zinc (Zn), % | 0 to 0.050 | |
| 0 to 0.2 | 
| Zirconium (Zr), % | 0 | |
| 0.4 to 1.0 | 
| Residuals, % | 0 | |
| 0 to 0.010 |