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201.0 Aluminum vs. 7020 Aluminum

Both 201.0 aluminum and 7020 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is 201.0 aluminum and the bottom bar is 7020 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 95 to 140
45 to 100
Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 4.4 to 20
8.4 to 14
Fatigue Strength, MPa 120 to 150
110 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 290
110 to 230
Tensile Strength: Ultimate (UTS), MPa 370 to 470
190 to 390
Tensile Strength: Yield (Proof), MPa 220 to 400
120 to 310

Thermal Properties

Latent Heat of Fusion, J/g 390
380
Maximum Temperature: Mechanical, °C 170
210
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 570
610
Specific Heat Capacity, J/kg-K 870
880
Thermal Conductivity, W/m-K 120
150
Thermal Expansion, µm/m-K 19
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30 to 33
39
Electrical Conductivity: Equal Weight (Specific), % IACS 87 to 97
120

Otherwise Unclassified Properties

Base Metal Price, % relative 38
9.5
Density, g/cm3 3.1
2.9
Embodied Carbon, kg CO2/kg material 8.7
8.3
Embodied Energy, MJ/kg 160
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 63
23 to 46
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 1160
110 to 690
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 45
47
Strength to Weight: Axial, points 33 to 42
18 to 37
Strength to Weight: Bending, points 37 to 44
25 to 41
Thermal Diffusivity, mm2/s 45
59
Thermal Shock Resistance, points 19 to 25
8.3 to 17

Alloy Composition

Aluminum (Al), % 92.1 to 95.1
91.2 to 94.8
Chromium (Cr), % 0
0.1 to 0.35
Copper (Cu), % 4.0 to 5.2
0 to 0.2
Iron (Fe), % 0 to 0.15
0 to 0.4
Magnesium (Mg), % 0.15 to 0.55
1.0 to 1.4
Manganese (Mn), % 0.2 to 0.5
0.050 to 0.5
Silicon (Si), % 0 to 0.1
0 to 0.35
Silver (Ag), % 0.4 to 1.0
0
Titanium (Ti), % 0.15 to 0.35
0 to 0.25
Zinc (Zn), % 0
4.0 to 5.0
Zirconium (Zr), % 0
0.080 to 0.25
Residuals, % 0 to 0.1
0 to 0.15

Comparable Variants