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201.0 Aluminum vs. 6081 Aluminum

Both 201.0 aluminum and 6081 aluminum are aluminum alloys. They have a moderately high 95% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is 201.0 aluminum and the bottom bar is 6081 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
69
Elongation at Break, % 4.4 to 20
9.0
Fatigue Strength, MPa 120 to 150
110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 290
180
Tensile Strength: Ultimate (UTS), MPa 370 to 470
310
Tensile Strength: Yield (Proof), MPa 220 to 400
270

Thermal Properties

Latent Heat of Fusion, J/g 390
410
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 570
610
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 120
180
Thermal Expansion, µm/m-K 19
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30 to 33
47
Electrical Conductivity: Equal Weight (Specific), % IACS 87 to 97
160

Otherwise Unclassified Properties

Base Metal Price, % relative 38
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.7
8.3
Embodied Energy, MJ/kg 160
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 63
27
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 1160
540
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
50
Strength to Weight: Axial, points 33 to 42
32
Strength to Weight: Bending, points 37 to 44
37
Thermal Diffusivity, mm2/s 45
74
Thermal Shock Resistance, points 19 to 25
14

Alloy Composition

Aluminum (Al), % 92.1 to 95.1
96.3 to 98.6
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 4.0 to 5.2
0 to 0.1
Iron (Fe), % 0 to 0.15
0 to 0.5
Magnesium (Mg), % 0.15 to 0.55
0.6 to 1.0
Manganese (Mn), % 0.2 to 0.5
0.1 to 0.45
Silicon (Si), % 0 to 0.1
0.7 to 1.1
Silver (Ag), % 0.4 to 1.0
0
Titanium (Ti), % 0.15 to 0.35
0 to 0.15
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.15