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7020 Aluminum vs. 520.0 Aluminum

Both 7020 aluminum and 520.0 aluminum are aluminum alloys. They have a moderately high 91% of their average alloy composition in common. There are 31 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 7020 aluminum and the bottom bar is 520.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 45 to 100
75
Elastic (Young's, Tensile) Modulus, GPa 70
66
Elongation at Break, % 8.4 to 14
14
Fatigue Strength, MPa 110 to 130
55
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
25
Shear Strength, MPa 110 to 230
230
Tensile Strength: Ultimate (UTS), MPa 190 to 390
330
Tensile Strength: Yield (Proof), MPa 120 to 310
170

Thermal Properties

Latent Heat of Fusion, J/g 380
390
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 610
480
Specific Heat Capacity, J/kg-K 880
910
Thermal Conductivity, W/m-K 150
87
Thermal Expansion, µm/m-K 23
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
21
Electrical Conductivity: Equal Weight (Specific), % IACS 120
72

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.9
2.6
Embodied Carbon, kg CO2/kg material 8.3
9.8
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1150
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23 to 46
39
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 690
230
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 47
52
Strength to Weight: Axial, points 18 to 37
35
Strength to Weight: Bending, points 25 to 41
41
Thermal Diffusivity, mm2/s 59
37
Thermal Shock Resistance, points 8.3 to 17
14

Alloy Composition

Aluminum (Al), % 91.2 to 94.8
87.9 to 90.5
Chromium (Cr), % 0.1 to 0.35
0
Copper (Cu), % 0 to 0.2
0 to 0.25
Iron (Fe), % 0 to 0.4
0 to 0.3
Magnesium (Mg), % 1.0 to 1.4
9.5 to 10.6
Manganese (Mn), % 0.050 to 0.5
0 to 0.15
Silicon (Si), % 0 to 0.35
0 to 0.25
Titanium (Ti), % 0 to 0.25
0 to 0.25
Zinc (Zn), % 4.0 to 5.0
0 to 0.15
Zirconium (Zr), % 0.080 to 0.25
0
Residuals, % 0
0 to 0.15