ZA-12 vs. 7178 Aluminum
ZA-12 belongs to the zinc alloys classification, while 7178 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is ZA-12 and the bottom bar is 7178 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 83 | |
| 71 |
| Elongation at Break, % | 1.6 to 5.3 | |
| 4.5 to 12 |
| Fatigue Strength, MPa | 73 to 120 | |
| 120 to 210 |
| Poisson's Ratio | 0.26 | |
| 0.32 |
| Shear Modulus, GPa | 33 | |
| 27 |
| Shear Strength, MPa | 240 to 300 | |
| 140 to 380 |
| Tensile Strength: Ultimate (UTS), MPa | 260 to 400 | |
| 240 to 640 |
| Tensile Strength: Yield (Proof), MPa | 210 to 320 | |
| 120 to 560 |
Thermal Properties
| Latent Heat of Fusion, J/g | 120 | |
| 370 |
| Maximum Temperature: Mechanical, °C | 100 | |
| 180 |
| Melting Completion (Liquidus), °C | 430 | |
| 630 |
| Melting Onset (Solidus), °C | 380 | |
| 480 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 860 |
| Thermal Conductivity, W/m-K | 120 | |
| 130 |
| Thermal Expansion, µm/m-K | 24 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 28 | |
| 31 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 42 | |
| 91 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 10 |
| Density, g/cm3 | 6.0 | |
| 3.1 |
| Embodied Carbon, kg CO2/kg material | 3.4 | |
| 8.2 |
| Embodied Energy, MJ/kg | 64 | |
| 150 |
| Embodied Water, L/kg | 440 | |
| 1110 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 4.0 to 20 | |
| 24 to 52 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 to 620 | |
| 110 to 2220 |
| Stiffness to Weight: Axial, points | 7.6 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 45 |
| Strength to Weight: Axial, points | 12 to 19 | |
| 21 to 58 |
| Strength to Weight: Bending, points | 15 to 20 | |
| 28 to 54 |
| Thermal Diffusivity, mm2/s | 43 | |
| 47 |
| Thermal Shock Resistance, points | 9.4 to 14 | |
| 10 to 28 |
Alloy Composition
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| Aluminum (Al), % | 10.5 to 11.5 | |
| 85.4 to 89.5 |
| Cadmium (Cd), % | 0 to 0.0060 | |
| 0 |
| Chromium (Cr), % | 0 | |
| 0.18 to 0.28 |
| Copper (Cu), % | 0.5 to 1.2 | |
| 1.6 to 2.4 |
| Iron (Fe), % | 0 to 0.075 | |
| 0 to 0.5 |
| Lead (Pb), % | 0 to 0.0060 | |
| 0 |
| Magnesium (Mg), % | 0.015 to 0.030 | |
| 2.4 to 3.1 |
| Manganese (Mn), % | 0 | |
| 0 to 0.3 |
| Nickel (Ni), % | 0 to 0.020 | |
| 0 |
| Silicon (Si), % | 0 to 0.060 | |
| 0 to 0.4 |
| Tin (Sn), % | 0 to 0.0030 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 0 to 0.2 |
| Zinc (Zn), % | 87.1 to 89 | |
| 6.3 to 7.3 |
| Residuals, % | 0 | |
| 0 to 0.15 |