ZK60A Magnesium vs. 7022 Aluminum
ZK60A magnesium belongs to the magnesium alloys classification, while 7022 aluminum belongs to the aluminum alloys.
For each property being compared, the top bar is ZK60A magnesium and the bottom bar is 7022 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 46 | |
| 70 |
| Elongation at Break, % | 4.5 to 9.9 | |
| 6.3 to 8.0 |
| Fatigue Strength, MPa | 150 to 180 | |
| 140 to 170 |
| Poisson's Ratio | 0.29 | |
| 0.32 |
| Shear Modulus, GPa | 18 | |
| 26 |
| Shear Strength, MPa | 170 to 190 | |
| 290 to 320 |
| Tensile Strength: Ultimate (UTS), MPa | 320 to 330 | |
| 490 to 540 |
| Tensile Strength: Yield (Proof), MPa | 230 to 250 | |
| 390 to 460 |
Thermal Properties
| Latent Heat of Fusion, J/g | 330 | |
| 380 |
| Maximum Temperature: Mechanical, °C | 120 | |
| 200 |
| Melting Completion (Liquidus), °C | 600 | |
| 640 |
| Melting Onset (Solidus), °C | 550 | |
| 480 |
| Specific Heat Capacity, J/kg-K | 960 | |
| 870 |
| Thermal Conductivity, W/m-K | 120 | |
| 140 |
| Thermal Expansion, µm/m-K | 26 | |
| 24 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 29 to 30 | |
| 21 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 140 | |
| 65 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 10 |
| Density, g/cm3 | 1.9 | |
| 2.9 |
| Embodied Carbon, kg CO2/kg material | 23 | |
| 8.5 |
| Embodied Energy, MJ/kg | 160 | |
| 150 |
| Embodied Water, L/kg | 940 | |
| 1130 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 14 to 29 | |
| 29 to 40 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 570 to 690 | |
| 1100 to 1500 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 63 | |
| 47 |
| Strength to Weight: Axial, points | 47 to 49 | |
| 47 to 51 |
| Strength to Weight: Bending, points | 55 to 56 | |
| 47 to 50 |
| Thermal Diffusivity, mm2/s | 66 | |
| 54 |
| Thermal Shock Resistance, points | 19 to 20 | |
| 21 to 23 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 87.9 to 92.4 |
| Chromium (Cr), % | 0 | |
| 0.1 to 0.3 |
| Copper (Cu), % | 0 | |
| 0.5 to 1.0 |
| Iron (Fe), % | 0 | |
| 0 to 0.5 |
| Magnesium (Mg), % | 92.5 to 94.8 | |
| 2.6 to 3.7 |
| Manganese (Mn), % | 0 | |
| 0.1 to 0.4 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Titanium (Ti), % | 0 | |
| 0 to 0.2 |
| Zinc (Zn), % | 4.8 to 6.2 | |
| 4.3 to 5.2 |
| Zirconium (Zr), % | 0.45 to 1.0 | |
| 0 to 0.2 |
| Residuals, % | 0 to 0.3 | |
| 0 to 0.15 |