2011 Aluminum vs. 7175 Aluminum
Both 2011 aluminum and 7175 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common.
For each property being compared, the top bar is 2011 aluminum and the bottom bar is 7175 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 71 | |
70 |
Elongation at Break, % | 8.5 to 18 | |
3.8 to 5.9 |
Fatigue Strength, MPa | 74 to 120 | |
150 to 180 |
Poisson's Ratio | 0.33 | |
0.32 |
Shear Modulus, GPa | 27 | |
26 |
Shear Strength, MPa | 190 to 250 | |
290 to 330 |
Tensile Strength: Ultimate (UTS), MPa | 310 to 420 | |
520 to 570 |
Tensile Strength: Yield (Proof), MPa | 140 to 310 | |
430 to 490 |
Thermal Properties
Latent Heat of Fusion, J/g | 390 | |
380 |
Maximum Temperature: Mechanical, °C | 190 | |
180 |
Melting Completion (Liquidus), °C | 640 | |
640 |
Melting Onset (Solidus), °C | 540 | |
480 |
Specific Heat Capacity, J/kg-K | 870 | |
870 |
Thermal Conductivity, W/m-K | 140 to 170 | |
140 |
Thermal Expansion, µm/m-K | 23 | |
23 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 35 to 45 | |
33 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 100 to 130 | |
99 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 11 | |
10 |
Density, g/cm3 | 3.1 | |
3.0 |
Embodied Carbon, kg CO2/kg material | 7.9 | |
8.2 |
Embodied Energy, MJ/kg | 150 | |
150 |
Embodied Water, L/kg | 1150 | |
1130 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 29 to 52 | |
18 to 29 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 680 | |
1310 to 1730 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 44 | |
46 |
Strength to Weight: Axial, points | 27 to 37 | |
48 to 52 |
Strength to Weight: Bending, points | 32 to 40 | |
48 to 51 |
Thermal Diffusivity, mm2/s | 51 to 64 | |
53 |
Thermal Shock Resistance, points | 14 to 19 | |
23 to 25 |
Alloy Composition
Aluminum (Al), % | 91.3 to 94.6 | |
88 to 91.4 |
Bismuth (Bi), % | 0.2 to 0.6 | |
0 |
Chromium (Cr), % | 0 | |
0.18 to 0.28 |
Copper (Cu), % | 5.0 to 6.0 | |
1.2 to 2.0 |
Iron (Fe), % | 0 to 0.7 | |
0 to 0.2 |
Lead (Pb), % | 0.2 to 0.6 | |
0 |
Magnesium (Mg), % | 0 | |
2.1 to 2.9 |
Manganese (Mn), % | 0 | |
0 to 0.1 |
Silicon (Si), % | 0 to 0.4 | |
0 to 0.15 |
Titanium (Ti), % | 0 | |
0 to 0.1 |
Zinc (Zn), % | 0 to 0.3 | |
5.1 to 6.1 |
Residuals, % | 0 | |
0 to 0.15 |