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1350 Aluminum vs. 8021 Aluminum

Both 1350 aluminum and 8021 aluminum are aluminum alloys. They have a very high 99% of their average alloy composition in common. There are 29 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 1350 aluminum and the bottom bar is 8021 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
70
Elongation at Break, % 1.4 to 30
2.3
Fatigue Strength, MPa 24 to 50
61
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Tensile Strength: Ultimate (UTS), MPa 68 to 190
160
Tensile Strength: Yield (Proof), MPa 25 to 170
130

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 660
650
Melting Onset (Solidus), °C 650
640
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 230
220
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 61 to 62
56
Electrical Conductivity: Equal Weight (Specific), % IACS 200 to 210
180

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.0
Density, g/cm3 2.7
2.8
Embodied Carbon, kg CO2/kg material 8.3
8.1
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 1200
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 0.77 to 54
3.4
Resilience: Unit (Modulus of Resilience), kJ/m3 4.4 to 200
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
49
Strength to Weight: Axial, points 7.0 to 19
16
Strength to Weight: Bending, points 14 to 27
23
Thermal Diffusivity, mm2/s 96
88
Thermal Shock Resistance, points 3.0 to 8.2
7.0

Alloy Composition

Aluminum (Al), % 99.5 to 100
98 to 98.8
Boron (B), % 0 to 0.050
0
Chromium (Cr), % 0 to 0.010
0
Copper (Cu), % 0 to 0.050
0 to 0.050
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.4
1.2 to 1.7
Manganese (Mn), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0 to 0.15
Titanium (Ti), % 0 to 0.020
0
Vanadium (V), % 0 to 0.020
0
Zinc (Zn), % 0 to 0.050
0
Residuals, % 0
0 to 0.15