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206.0 Aluminum vs. 5021 Aluminum

Both 206.0 aluminum and 5021 aluminum are aluminum alloys. They have a very 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 (3, in this case) are not shown.

For each property being compared, the top bar is 206.0 aluminum and the bottom bar is 5021 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
68
Elongation at Break, % 8.4 to 12
1.1 to 3.4
Fatigue Strength, MPa 88 to 210
85 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 260
170
Tensile Strength: Ultimate (UTS), MPa 330 to 440
300 to 310
Tensile Strength: Yield (Proof), MPa 190 to 350
240 to 270

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 570
590
Specific Heat Capacity, J/kg-K 880
900
Thermal Conductivity, W/m-K 120
140
Thermal Expansion, µm/m-K 19
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
35
Electrical Conductivity: Equal Weight (Specific), % IACS 99
120

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.0
2.7
Embodied Carbon, kg CO2/kg material 8.0
8.6
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 49
3.1 to 10
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 840
440 to 550
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
50
Strength to Weight: Axial, points 30 to 40
30 to 32
Strength to Weight: Bending, points 35 to 42
37
Thermal Diffusivity, mm2/s 46
57
Thermal Shock Resistance, points 17 to 23
13 to 14

Alloy Composition

Aluminum (Al), % 93.3 to 95.3
95.2 to 97.7
Chromium (Cr), % 0
0 to 0.15
Copper (Cu), % 4.2 to 5.0
0 to 0.15
Iron (Fe), % 0 to 0.15
0 to 0.5
Magnesium (Mg), % 0.15 to 0.35
2.2 to 2.8
Manganese (Mn), % 0.2 to 0.5
0.1 to 0.5
Nickel (Ni), % 0 to 0.050
0
Silicon (Si), % 0 to 0.1
0 to 0.4
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0.15 to 0.3
0
Zinc (Zn), % 0 to 0.1
0 to 0.15
Residuals, % 0
0 to 0.15