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1100A Aluminum vs. 8079 Aluminum

Both 1100A aluminum and 8079 aluminum are aluminum alloys. Their average alloy composition is basically identical. There are 29 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 1100A aluminum and the bottom bar is 8079 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
69
Elongation at Break, % 4.5 to 34
2.2
Fatigue Strength, MPa 35 to 74
56
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Tensile Strength: Ultimate (UTS), MPa 89 to 170
150
Tensile Strength: Yield (Proof), MPa 29 to 150
120

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 640
640
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 230
230
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
58
Electrical Conductivity: Equal Weight (Specific), % IACS 200
190

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.0
Density, g/cm3 2.7
2.8
Embodied Carbon, kg CO2/kg material 8.2
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.4 to 23
3.1
Resilience: Unit (Modulus of Resilience), kJ/m3 5.9 to 150
110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 9.1 to 17
15
Strength to Weight: Bending, points 16 to 25
22
Thermal Diffusivity, mm2/s 93
92
Thermal Shock Resistance, points 4.0 to 7.6
6.4

Alloy Composition

Aluminum (Al), % 99 to 100
98.1 to 99.3
Copper (Cu), % 0.050 to 0.2
0 to 0.050
Iron (Fe), % 0 to 1.0
0.7 to 1.3
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.050
0
Silicon (Si), % 0 to 1.0
0.050 to 0.3
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0 to 0.1
Residuals, % 0
0 to 0.15