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7049A Aluminum vs. 8011A Aluminum

Both 7049A aluminum and 8011A aluminum are aluminum alloys. They have 88% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 7049A aluminum and the bottom bar is 8011A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
69
Elongation at Break, % 5.0 to 5.7
1.7 to 28
Fatigue Strength, MPa 180
33 to 76
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 580 to 590
100 to 180
Tensile Strength: Yield (Proof), MPa 500 to 530
34 to 170

Thermal Properties

Latent Heat of Fusion, J/g 370
400
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 430
630
Specific Heat Capacity, J/kg-K 850
900
Thermal Conductivity, W/m-K 130
210
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
56
Electrical Conductivity: Equal Weight (Specific), % IACS 120
180

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.0
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.2
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1100
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28 to 32
3.0 to 22
Resilience: Unit (Modulus of Resilience), kJ/m3 1800 to 1990
8.2 to 200
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 44
50
Strength to Weight: Axial, points 52 to 53
11 to 18
Strength to Weight: Bending, points 50 to 51
18 to 26
Thermal Diffusivity, mm2/s 50
86
Thermal Shock Resistance, points 25
4.6 to 8.1

Alloy Composition

Aluminum (Al), % 84.6 to 89.5
97.5 to 99.1
Chromium (Cr), % 0.050 to 0.25
0 to 0.1
Copper (Cu), % 1.2 to 1.9
0 to 0.1
Iron (Fe), % 0 to 0.5
0.5 to 1.0
Magnesium (Mg), % 2.1 to 3.1
0 to 0.1
Manganese (Mn), % 0 to 0.5
0 to 0.1
Silicon (Si), % 0 to 0.4
0.4 to 0.8
Titanium (Ti), % 0 to 0.25
0 to 0.050
Zinc (Zn), % 7.2 to 8.4
0 to 0.1
Zirconium (Zr), % 0 to 0.25
0
Residuals, % 0
0 to 0.15