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8021 Aluminum vs. EN AC-41000 Aluminum

Both 8021 aluminum and EN AC-41000 aluminum are aluminum alloys. They have a very high 97% 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-41000 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 2.3
4.5
Fatigue Strength, MPa 61
58 to 71
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Tensile Strength: Ultimate (UTS), MPa 160
170 to 280
Tensile Strength: Yield (Proof), MPa 130
80 to 210

Thermal Properties

Latent Heat of Fusion, J/g 400
420
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 640
630
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 220
170
Thermal Expansion, µm/m-K 23
23

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
2.7
Embodied Carbon, kg CO2/kg material 8.1
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.4
6.4 to 11
Resilience: Unit (Modulus of Resilience), kJ/m3 130
46 to 300
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
51
Strength to Weight: Axial, points 16
18 to 29
Strength to Weight: Bending, points 23
26 to 35
Thermal Diffusivity, mm2/s 88
69
Thermal Shock Resistance, points 7.0
7.8 to 13

Alloy Composition

Aluminum (Al), % 98 to 98.8
95.2 to 97.6
Copper (Cu), % 0 to 0.050
0 to 0.1
Iron (Fe), % 1.2 to 1.7
0 to 0.6
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0.45 to 0.65
Manganese (Mn), % 0
0.3 to 0.5
Nickel (Ni), % 0
0 to 0.050
Silicon (Si), % 0 to 0.15
1.6 to 2.4
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0
0.050 to 0.2
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.15