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8021 Aluminum vs. 364.0 Aluminum

Both 8021 aluminum and 364.0 aluminum are aluminum alloys. They have a moderately high 91% of their average alloy composition in common. There are 29 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 8021 aluminum and the bottom bar is 364.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
72
Elongation at Break, % 2.3
7.5
Fatigue Strength, MPa 61
120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 160
300
Tensile Strength: Yield (Proof), MPa 130
160

Thermal Properties

Latent Heat of Fusion, J/g 400
520
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 640
560
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 220
120
Thermal Expansion, µm/m-K 23
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
30
Electrical Conductivity: Equal Weight (Specific), % IACS 180
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
11
Density, g/cm3 2.8
2.6
Embodied Carbon, kg CO2/kg material 8.1
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1080

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.4
19
Resilience: Unit (Modulus of Resilience), kJ/m3 130
180
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 49
53
Strength to Weight: Axial, points 16
31
Strength to Weight: Bending, points 23
38
Thermal Diffusivity, mm2/s 88
51
Thermal Shock Resistance, points 7.0
14

Alloy Composition

Aluminum (Al), % 98 to 98.8
87.2 to 92
Beryllium (Be), % 0
0.020 to 0.040
Chromium (Cr), % 0
0.25 to 0.5
Copper (Cu), % 0 to 0.050
0 to 0.2
Iron (Fe), % 1.2 to 1.7
0 to 1.5
Magnesium (Mg), % 0
0.2 to 0.4
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.15
Silicon (Si), % 0 to 0.15
7.5 to 9.5
Tin (Sn), % 0
0 to 0.15
Zinc (Zn), % 0
0 to 0.15
Residuals, % 0
0 to 0.15