AZ92A Magnesium vs. Z41321 Zinc
AZ92A magnesium belongs to the magnesium alloys classification, while Z41321 zinc belongs to the zinc alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.
For each property being compared, the top bar is AZ92A magnesium and the bottom bar is Z41321 zinc.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 47 | |
| 87 |
| Elongation at Break, % | 2.1 to 6.8 | |
| 60 |
| Poisson's Ratio | 0.29 | |
| 0.25 |
| Shear Modulus, GPa | 18 | |
| 35 |
| Tensile Strength: Ultimate (UTS), MPa | 170 to 270 | |
| 190 |
| Tensile Strength: Yield (Proof), MPa | 83 to 140 | |
| 150 |
Thermal Properties
| Latent Heat of Fusion, J/g | 350 | |
| 110 |
| Maximum Temperature: Mechanical, °C | 130 | |
| 90 |
| Melting Completion (Liquidus), °C | 590 | |
| 410 |
| Melting Onset (Solidus), °C | 440 | |
| 400 |
| Specific Heat Capacity, J/kg-K | 980 | |
| 390 |
| Thermal Conductivity, W/m-K | 44 to 58 | |
| 110 |
| Thermal Expansion, µm/m-K | 26 | |
| 26 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 11 to 12 | |
| 27 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 53 to 62 | |
| 37 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 12 |
| Density, g/cm3 | 1.8 | |
| 6.6 |
| Embodied Carbon, kg CO2/kg material | 22 | |
| 2.8 |
| Embodied Energy, MJ/kg | 160 | |
| 54 |
| Embodied Water, L/kg | 980 | |
| 340 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 4.0 to 14 | |
| 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 73 to 220 | |
| 130 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.4 |
| Stiffness to Weight: Bending, points | 67 | |
| 23 |
| Strength to Weight: Axial, points | 26 to 41 | |
| 7.9 |
| Strength to Weight: Bending, points | 38 to 51 | |
| 11 |
| Thermal Diffusivity, mm2/s | 25 to 33 | |
| 44 |
| Thermal Shock Resistance, points | 10 to 16 | |
| 5.9 |
Alloy Composition
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| Aluminum (Al), % | 8.3 to 9.7 | |
| 0 to 0.010 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.0050 |
| Copper (Cu), % | 0 to 0.25 | |
| 0.5 to 1.0 |
| Iron (Fe), % | 0 | |
| 0 to 0.010 |
| Lead (Pb), % | 0 | |
| 0 to 0.010 |
| Magnesium (Mg), % | 86.7 to 90 | |
| 0 |
| Manganese (Mn), % | 0.1 to 0.35 | |
| 0 |
| Nickel (Ni), % | 0 to 0.010 | |
| 0 |
| Silicon (Si), % | 0 to 0.3 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0 to 0.0030 |
| Titanium (Ti), % | 0 | |
| 0.080 to 0.18 |
| Zinc (Zn), % | 1.6 to 2.4 | |
| 98.8 to 99.42 |
| Residuals, % | 0 to 0.3 | |
| 0 |