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7108A Aluminum vs. 355.0 Aluminum

Both 7108A aluminum and 355.0 aluminum are aluminum alloys. They have a moderately high 93% of their average alloy composition in common. There are 30 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 7108A aluminum and the bottom bar is 355.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
71
Elongation at Break, % 11 to 13
1.5 to 2.6
Fatigue Strength, MPa 120 to 130
55 to 70
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 210
150 to 240
Tensile Strength: Ultimate (UTS), MPa 350
200 to 260
Tensile Strength: Yield (Proof), MPa 290 to 300
150 to 190

Thermal Properties

Latent Heat of Fusion, J/g 380
470
Maximum Temperature: Mechanical, °C 210
180
Melting Completion (Liquidus), °C 630
620
Melting Onset (Solidus), °C 520
560
Specific Heat Capacity, J/kg-K 870
890
Thermal Conductivity, W/m-K 150
150 to 170
Thermal Expansion, µm/m-K 24
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
38 to 43
Electrical Conductivity: Equal Weight (Specific), % IACS 110
120 to 140

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 2.9
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 44
2.7 to 5.9
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 640
150 to 250
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 47
51
Strength to Weight: Axial, points 33 to 34
20 to 27
Strength to Weight: Bending, points 38
28 to 33
Thermal Diffusivity, mm2/s 59
60 to 69
Thermal Shock Resistance, points 15 to 16
9.1 to 12

Alloy Composition


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Aluminum (Al), % 91.6 to 94.4
90.3 to 94.1
Chromium (Cr), % 0 to 0.040
0 to 0.25
Copper (Cu), % 0 to 0.050
1.0 to 1.5
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.3
0 to 0.6
Magnesium (Mg), % 0.7 to 1.5
0.4 to 0.6
Manganese (Mn), % 0 to 0.050
0 to 0.5
Silicon (Si), % 0 to 0.2
4.5 to 5.5
Titanium (Ti), % 0 to 0.030
0 to 0.25
Zinc (Zn), % 4.8 to 5.8
0 to 0.35
Zirconium (Zr), % 0.15 to 0.25
0
Residuals, % 0 to 0.15
0 to 0.15

Comparable Variants