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8021 Aluminum vs. EN AC-43300 Aluminum

Both 8021 aluminum and EN AC-43300 aluminum are aluminum alloys. They have a moderately high 90% 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-43300 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
71
Elongation at Break, % 2.3
3.4 to 6.7
Fatigue Strength, MPa 61
76 to 77
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 160
280 to 290
Tensile Strength: Yield (Proof), MPa 130
210 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
910
Thermal Conductivity, W/m-K 220
140
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
40
Electrical Conductivity: Equal Weight (Specific), % IACS 180
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
9.5
Density, g/cm3 2.8
2.5
Embodied Carbon, kg CO2/kg material 8.1
7.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1080

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.4
9.1 to 17
Resilience: Unit (Modulus of Resilience), kJ/m3 130
300 to 370
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 49
54
Strength to Weight: Axial, points 16
31 to 32
Strength to Weight: Bending, points 23
37 to 38
Thermal Diffusivity, mm2/s 88
59
Thermal Shock Resistance, points 7.0
13 to 14

Alloy Composition

Aluminum (Al), % 98 to 98.8
88.9 to 90.8
Copper (Cu), % 0 to 0.050
0 to 0.050
Iron (Fe), % 1.2 to 1.7
0 to 0.19
Magnesium (Mg), % 0
0.25 to 0.45
Manganese (Mn), % 0
0 to 0.1
Silicon (Si), % 0 to 0.15
9.0 to 10
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0
0 to 0.070
Residuals, % 0
0 to 0.1