771.0 Aluminum vs. 712.0 Aluminum
Both 771.0 aluminum and 712.0 aluminum are aluminum alloys. They have a very high 98% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is 771.0 aluminum and the bottom bar is 712.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 85 to 120 | |
| 75 to 90 |
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 70 |
| Elongation at Break, % | 1.7 to 6.5 | |
| 4.5 to 4.7 |
| Fatigue Strength, MPa | 92 to 180 | |
| 140 to 180 |
| Poisson's Ratio | 0.32 | |
| 0.32 |
| Shear Modulus, GPa | 26 | |
| 27 |
| Tensile Strength: Ultimate (UTS), MPa | 250 to 370 | |
| 250 to 260 |
| Tensile Strength: Yield (Proof), MPa | 210 to 350 | |
| 180 to 200 |
Thermal Properties
| Latent Heat of Fusion, J/g | 380 | |
| 380 |
| Maximum Temperature: Mechanical, °C | 180 | |
| 190 |
| Melting Completion (Liquidus), °C | 630 | |
| 640 |
| Melting Onset (Solidus), °C | 620 | |
| 610 |
| Solidification (Pattern Maker's) Shrinkage, % | 1.6 | |
| 1.6 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 870 |
| Thermal Conductivity, W/m-K | 140 to 150 | |
| 160 |
| Thermal Expansion, µm/m-K | 24 | |
| 24 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 27 | |
| 40 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 82 | |
| 120 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 9.5 |
| Density, g/cm3 | 3.0 | |
| 3.0 |
| Embodied Carbon, kg CO2/kg material | 8.0 | |
| 8.0 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1130 | |
| 1140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 4.4 to 20 | |
| 11 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 310 to 900 | |
| 240 to 270 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 46 | |
| 46 |
| Strength to Weight: Axial, points | 23 to 35 | |
| 24 to 25 |
| Strength to Weight: Bending, points | 29 to 39 | |
| 30 to 31 |
| Thermal Diffusivity, mm2/s | 54 to 58 | |
| 62 |
| Thermal Shock Resistance, points | 11 to 16 | |
| 11 |
Alloy Composition
Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
| Aluminum (Al), % | 90.5 to 92.5 | |
| 90.7 to 94 |
| Chromium (Cr), % | 0.060 to 0.2 | |
| 0.4 to 0.6 |
| Copper (Cu), % | 0 to 0.1 | |
| 0 to 0.25 |
| Iron (Fe), % | 0 to 0.15 | |
| 0 to 0.5 |
| Magnesium (Mg), % | 0.8 to 1.0 | |
| 0.5 to 0.65 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 0.1 |
| Silicon (Si), % | 0 to 0.15 | |
| 0 to 0.3 |
| Titanium (Ti), % | 0.1 to 0.2 | |
| 0.15 to 0.25 |
| Zinc (Zn), % | 6.5 to 7.5 | |
| 5.0 to 6.5 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.2 |