ZA-27 vs. 771.0 Aluminum
ZA-27 belongs to the zinc alloys classification, while 771.0 aluminum belongs to the aluminum alloys. They have a modest 34% of their average alloy composition in common, which, by itself, doesn't mean much. There are 31 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is ZA-27 and the bottom bar is 771.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 100 to 120 | |
85 to 120 |
Elastic (Young's, Tensile) Modulus, GPa | 78 | |
70 |
Elongation at Break, % | 2.0 to 4.5 | |
1.7 to 6.5 |
Fatigue Strength, MPa | 110 to 170 | |
92 to 180 |
Poisson's Ratio | 0.27 | |
0.32 |
Shear Modulus, GPa | 31 | |
26 |
Tensile Strength: Ultimate (UTS), MPa | 400 to 430 | |
250 to 370 |
Tensile Strength: Yield (Proof), MPa | 260 to 370 | |
210 to 350 |
Thermal Properties
Latent Heat of Fusion, J/g | 130 | |
380 |
Maximum Temperature: Mechanical, °C | 120 | |
180 |
Melting Completion (Liquidus), °C | 480 | |
630 |
Melting Onset (Solidus), °C | 380 | |
620 |
Solidification (Pattern Maker's) Shrinkage, % | 1.3 | |
1.6 |
Specific Heat Capacity, J/kg-K | 530 | |
870 |
Thermal Conductivity, W/m-K | 130 | |
140 to 150 |
Thermal Expansion, µm/m-K | 26 | |
24 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 30 | |
27 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 53 | |
82 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 11 | |
9.5 |
Density, g/cm3 | 5.0 | |
3.0 |
Embodied Carbon, kg CO2/kg material | 4.2 | |
8.0 |
Embodied Energy, MJ/kg | 80 | |
150 |
Embodied Water, L/kg | 570 | |
1130 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 8.1 to 18 | |
4.4 to 20 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 420 to 890 | |
310 to 900 |
Stiffness to Weight: Axial, points | 8.6 | |
13 |
Stiffness to Weight: Bending, points | 28 | |
46 |
Strength to Weight: Axial, points | 22 to 24 | |
23 to 35 |
Strength to Weight: Bending, points | 24 to 25 | |
29 to 39 |
Thermal Diffusivity, mm2/s | 47 | |
54 to 58 |
Thermal Shock Resistance, points | 14 to 15 | |
11 to 16 |
Alloy Composition
Aluminum (Al), % | 25 to 28 | |
90.5 to 92.5 |
Cadmium (Cd), % | 0 to 0.0060 | |
0 |
Chromium (Cr), % | 0 | |
0.060 to 0.2 |
Copper (Cu), % | 2.0 to 2.5 | |
0 to 0.1 |
Iron (Fe), % | 0 to 0.1 | |
0 to 0.15 |
Lead (Pb), % | 0 to 0.0060 | |
0 |
Magnesium (Mg), % | 0.010 to 0.020 | |
0.8 to 1.0 |
Manganese (Mn), % | 0 | |
0 to 0.1 |
Nickel (Ni), % | 0 to 0.020 | |
0 |
Silicon (Si), % | 0 to 0.080 | |
0 to 0.15 |
Tin (Sn), % | 0 to 0.0030 | |
0 |
Titanium (Ti), % | 0 | |
0.1 to 0.2 |
Zinc (Zn), % | 69.3 to 73 | |
6.5 to 7.5 |
Residuals, % | 0 | |
0 to 0.15 |