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8021 Aluminum vs. 6013 Aluminum

Both 8021 aluminum and 6013 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 6013 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 2.3
3.4 to 22
Fatigue Strength, MPa 61
98 to 140
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Tensile Strength: Ultimate (UTS), MPa 160
310 to 410
Tensile Strength: Yield (Proof), MPa 130
170 to 350

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 640
580
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 220
150
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
38
Electrical Conductivity: Equal Weight (Specific), % IACS 180
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
9.5
Density, g/cm3 2.8
2.8
Embodied Carbon, kg CO2/kg material 8.1
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.4
13 to 58
Resilience: Unit (Modulus of Resilience), kJ/m3 130
200 to 900
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
49
Strength to Weight: Axial, points 16
31 to 41
Strength to Weight: Bending, points 23
37 to 44
Thermal Diffusivity, mm2/s 88
60
Thermal Shock Resistance, points 7.0
14 to 18

Alloy Composition

Aluminum (Al), % 98 to 98.8
94.8 to 97.8
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0 to 0.050
0.6 to 1.1
Iron (Fe), % 1.2 to 1.7
0 to 0.5
Magnesium (Mg), % 0
0.8 to 1.2
Manganese (Mn), % 0
0.2 to 0.8
Silicon (Si), % 0 to 0.15
0.6 to 1.0
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0
0 to 0.15