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8021 Aluminum vs. EN AC-43000 Aluminum

Both 8021 aluminum and EN AC-43000 aluminum are aluminum alloys. They have 89% 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 EN AC-43000 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
71
Elongation at Break, % 2.3
1.1 to 2.5
Fatigue Strength, MPa 61
68 to 76
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 160
180 to 270
Tensile Strength: Yield (Proof), MPa 130
97 to 230

Thermal Properties

Latent Heat of Fusion, J/g 400
540
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 640
590
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 220
140
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
38
Electrical Conductivity: Equal Weight (Specific), % IACS 180
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
9.5
Density, g/cm3 2.8
2.6
Embodied Carbon, kg CO2/kg material 8.1
7.8
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.4
2.9 to 5.7
Resilience: Unit (Modulus of Resilience), kJ/m3 130
66 to 360
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 49
54
Strength to Weight: Axial, points 16
20 to 29
Strength to Weight: Bending, points 23
28 to 36
Thermal Diffusivity, mm2/s 88
60
Thermal Shock Resistance, points 7.0
8.6 to 12

Alloy Composition

Aluminum (Al), % 98 to 98.8
87 to 90.8
Copper (Cu), % 0 to 0.050
0 to 0.050
Iron (Fe), % 1.2 to 1.7
0 to 0.55
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0.2 to 0.45
Manganese (Mn), % 0
0 to 0.45
Nickel (Ni), % 0
0 to 0.050
Silicon (Si), % 0 to 0.15
9.0 to 11
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.15