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7108A Aluminum vs. 380.0 Aluminum

Both 7108A aluminum and 380.0 aluminum are aluminum alloys. They have 86% of their average alloy composition in common. There are 30 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 7108A aluminum and the bottom bar is 380.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
74
Elongation at Break, % 11 to 13
3.0
Fatigue Strength, MPa 120 to 130
140
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
28
Shear Strength, MPa 210
190
Tensile Strength: Ultimate (UTS), MPa 350
320
Tensile Strength: Yield (Proof), MPa 290 to 300
160

Thermal Properties

Latent Heat of Fusion, J/g 380
510
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 630
590
Melting Onset (Solidus), °C 520
540
Specific Heat Capacity, J/kg-K 870
870
Thermal Conductivity, W/m-K 150
100
Thermal Expansion, µm/m-K 24
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
27
Electrical Conductivity: Equal Weight (Specific), % IACS 110
83

Otherwise Unclassified Properties

Base Metal Price, % relative 10
10
Density, g/cm3 2.9
2.9
Embodied Carbon, kg CO2/kg material 8.3
7.5
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1150
1040

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 44
8.0
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 640
170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 47
48
Strength to Weight: Axial, points 33 to 34
31
Strength to Weight: Bending, points 38
36
Thermal Diffusivity, mm2/s 59
40
Thermal Shock Resistance, points 15 to 16
14

Alloy Composition


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Aluminum (Al), % 91.6 to 94.4
79.6 to 89.5
Chromium (Cr), % 0 to 0.040
0
Copper (Cu), % 0 to 0.050
3.0 to 4.0
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.3
0 to 2.0
Magnesium (Mg), % 0.7 to 1.5
0 to 0.1
Manganese (Mn), % 0 to 0.050
0 to 0.5
Nickel (Ni), % 0
0 to 0.5
Silicon (Si), % 0 to 0.2
7.5 to 9.5
Tin (Sn), % 0
0 to 0.35
Titanium (Ti), % 0 to 0.030
0
Zinc (Zn), % 4.8 to 5.8
0 to 3.0
Zirconium (Zr), % 0.15 to 0.25
0
Residuals, % 0 to 0.15
0 to 0.5