ZK40A Magnesium vs. 6162 Aluminum
ZK40A magnesium belongs to the magnesium alloys classification, while 6162 aluminum belongs to the aluminum alloys.
For each property being compared, the top bar is ZK40A magnesium and the bottom bar is 6162 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 45 | |
| 68 |
| Elongation at Break, % | 4.2 | |
| 6.7 to 9.1 |
| Fatigue Strength, MPa | 190 | |
| 100 to 130 |
| Poisson's Ratio | 0.29 | |
| 0.33 |
| Shear Modulus, GPa | 17 | |
| 26 |
| Shear Strength, MPa | 160 | |
| 170 to 180 |
| Tensile Strength: Ultimate (UTS), MPa | 280 | |
| 290 to 300 |
| Tensile Strength: Yield (Proof), MPa | 260 | |
| 260 to 270 |
Thermal Properties
| Latent Heat of Fusion, J/g | 340 | |
| 400 |
| Maximum Temperature: Mechanical, °C | 120 | |
| 160 |
| Melting Completion (Liquidus), °C | 600 | |
| 640 |
| Melting Onset (Solidus), °C | 540 | |
| 620 |
| Specific Heat Capacity, J/kg-K | 970 | |
| 900 |
| Thermal Conductivity, W/m-K | 110 | |
| 190 |
| Thermal Expansion, µm/m-K | 26 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 27 | |
| 50 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 130 | |
| 170 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 9.5 |
| Density, g/cm3 | 1.8 | |
| 2.7 |
| Embodied Carbon, kg CO2/kg material | 24 | |
| 8.3 |
| Embodied Energy, MJ/kg | 160 | |
| 150 |
| Embodied Water, L/kg | 950 | |
| 1180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 12 | |
| 19 to 26 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 740 | |
| 510 to 550 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 65 | |
| 50 |
| Strength to Weight: Axial, points | 43 | |
| 29 to 30 |
| Strength to Weight: Bending, points | 53 | |
| 36 |
| Thermal Diffusivity, mm2/s | 62 | |
| 79 |
| Thermal Shock Resistance, points | 17 | |
| 13 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 96.7 to 98.9 |
| Chromium (Cr), % | 0 | |
| 0 to 0.1 |
| Copper (Cu), % | 0 | |
| 0 to 0.2 |
| Iron (Fe), % | 0 | |
| 0 to 0.5 |
| Magnesium (Mg), % | 94.2 to 96.1 | |
| 0.7 to 1.1 |
| Manganese (Mn), % | 0 | |
| 0 to 0.1 |
| Silicon (Si), % | 0 | |
| 0.4 to 0.8 |
| Titanium (Ti), % | 0 | |
| 0 to 0.1 |
| Zinc (Zn), % | 3.5 to 4.5 | |
| 0 to 0.25 |
| Zirconium (Zr), % | 0.45 to 1.0 | |
| 0 |
| Residuals, % | 0 to 0.3 | |
| 0 to 0.15 |