201.0 Aluminum vs. 771.0 Aluminum
Both 201.0 aluminum and 771.0 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is 201.0 aluminum and the bottom bar is 771.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 95 to 140 | |
| 85 to 120 |
| Elastic (Young's, Tensile) Modulus, GPa | 71 | |
| 70 |
| Elongation at Break, % | 4.4 to 20 | |
| 1.7 to 6.5 |
| Fatigue Strength, MPa | 120 to 150 | |
| 92 to 180 |
| Poisson's Ratio | 0.33 | |
| 0.32 |
| Shear Modulus, GPa | 27 | |
| 26 |
| Tensile Strength: Ultimate (UTS), MPa | 370 to 470 | |
| 250 to 370 |
| Tensile Strength: Yield (Proof), MPa | 220 to 400 | |
| 210 to 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 390 | |
| 380 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 180 |
| Melting Completion (Liquidus), °C | 650 | |
| 630 |
| Melting Onset (Solidus), °C | 570 | |
| 620 |
| Solidification (Pattern Maker's) Shrinkage, % | 1.3 | |
| 1.6 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 870 |
| Thermal Conductivity, W/m-K | 120 | |
| 140 to 150 |
| Thermal Expansion, µm/m-K | 19 | |
| 24 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 30 to 33 | |
| 27 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 87 to 97 | |
| 82 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 38 | |
| 9.5 |
| Density, g/cm3 | 3.1 | |
| 3.0 |
| Embodied Carbon, kg CO2/kg material | 8.7 | |
| 8.0 |
| Embodied Energy, MJ/kg | 160 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 19 to 63 | |
| 4.4 to 20 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 330 to 1160 | |
| 310 to 900 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 45 | |
| 46 |
| Strength to Weight: Axial, points | 33 to 42 | |
| 23 to 35 |
| Strength to Weight: Bending, points | 37 to 44 | |
| 29 to 39 |
| Thermal Diffusivity, mm2/s | 45 | |
| 54 to 58 |
| Thermal Shock Resistance, points | 19 to 25 | |
| 11 to 16 |
Alloy Composition
Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
| Aluminum (Al), % | 92.1 to 95.1 | |
| 90.5 to 92.5 |
| Chromium (Cr), % | 0 | |
| 0.060 to 0.2 |
| Copper (Cu), % | 4.0 to 5.2 | |
| 0 to 0.1 |
| Iron (Fe), % | 0 to 0.15 | |
| 0 to 0.15 |
| Magnesium (Mg), % | 0.15 to 0.55 | |
| 0.8 to 1.0 |
| Manganese (Mn), % | 0.2 to 0.5 | |
| 0 to 0.1 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 to 0.15 |
| Silver (Ag), % | 0.4 to 1.0 | |
| 0 |
| Titanium (Ti), % | 0.15 to 0.35 | |
| 0.1 to 0.2 |
| Zinc (Zn), % | 0 | |
| 6.5 to 7.5 |
| Residuals, % | 0 to 0.1 | |
| 0 to 0.15 |