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5052 Aluminum vs. 7108 Aluminum

Both 5052 aluminum and 7108 aluminum are aluminum alloys. They have a moderately high 95% 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 5052 aluminum and the bottom bar is 7108 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 1.1 to 22
11
Fatigue Strength, MPa 66 to 140
120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 120 to 180
210
Tensile Strength: Ultimate (UTS), MPa 190 to 320
350
Tensile Strength: Yield (Proof), MPa 75 to 280
290

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 190
210
Melting Completion (Liquidus), °C 650
630
Melting Onset (Solidus), °C 610
530
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 140
150
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
39
Electrical Conductivity: Equal Weight (Specific), % IACS 120
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.9
Embodied Carbon, kg CO2/kg material 8.6
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.7 to 69
38
Resilience: Unit (Modulus of Resilience), kJ/m3 41 to 590
620
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
47
Strength to Weight: Axial, points 19 to 33
34
Strength to Weight: Bending, points 27 to 38
38
Thermal Diffusivity, mm2/s 57
59
Thermal Shock Resistance, points 8.3 to 14
16

Alloy Composition

Aluminum (Al), % 95.8 to 97.7
92.4 to 94.7
Chromium (Cr), % 0.15 to 0.35
0
Copper (Cu), % 0 to 0.1
0 to 0.050
Iron (Fe), % 0 to 0.4
0 to 0.1
Magnesium (Mg), % 2.2 to 2.8
0.7 to 1.4
Manganese (Mn), % 0 to 0.1
0 to 0.050
Silicon (Si), % 0 to 0.25
0 to 0.1
Titanium (Ti), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.1
4.5 to 5.5
Zirconium (Zr), % 0
0.12 to 0.25
Residuals, % 0
0 to 0.15