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357.0 Aluminum vs. 8079 Aluminum

Both 357.0 aluminum and 8079 aluminum are aluminum alloys. They have a moderately high 93% 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 357.0 aluminum and the bottom bar is 8079 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 3.4
2.2
Fatigue Strength, MPa 76
56
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Tensile Strength: Ultimate (UTS), MPa 350
150
Tensile Strength: Yield (Proof), MPa 300
120

Thermal Properties

Latent Heat of Fusion, J/g 500
400
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 620
650
Melting Onset (Solidus), °C 560
640
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 150
230
Thermal Expansion, µm/m-K 21
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
58
Electrical Conductivity: Equal Weight (Specific), % IACS 140
190

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.0
Density, g/cm3 2.6
2.8
Embodied Carbon, kg CO2/kg material 8.0
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1110
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
3.1
Resilience: Unit (Modulus of Resilience), kJ/m3 620
110
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 53
50
Strength to Weight: Axial, points 38
15
Strength to Weight: Bending, points 43
22
Thermal Diffusivity, mm2/s 64
92
Thermal Shock Resistance, points 17
6.4

Alloy Composition

Aluminum (Al), % 91.3 to 93.1
98.1 to 99.3
Copper (Cu), % 0 to 0.050
0 to 0.050
Iron (Fe), % 0 to 0.15
0.7 to 1.3
Magnesium (Mg), % 0.45 to 0.6
0
Manganese (Mn), % 0 to 0.030
0
Silicon (Si), % 6.5 to 7.5
0.050 to 0.3
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.050
0 to 0.1
Residuals, % 0
0 to 0.15