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444.0 Aluminum vs. 6081 Aluminum

Both 444.0 aluminum and 6081 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 444.0 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, % 25
9.0
Fatigue Strength, MPa 51
110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 190
310
Tensile Strength: Yield (Proof), MPa 83
270

Thermal Properties

Latent Heat of Fusion, J/g 500
410
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 610
640
Melting Onset (Solidus), °C 600
610
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 160
180
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
47
Electrical Conductivity: Equal Weight (Specific), % IACS 140
160

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.6
2.7
Embodied Carbon, kg CO2/kg material 7.9
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1110
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 39
27
Resilience: Unit (Modulus of Resilience), kJ/m3 49
540
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 53
50
Strength to Weight: Axial, points 20
32
Strength to Weight: Bending, points 28
37
Thermal Diffusivity, mm2/s 67
74
Thermal Shock Resistance, points 8.8
14

Alloy Composition

Aluminum (Al), % 90.5 to 93.5
96.3 to 98.6
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0 to 0.25
0 to 0.1
Iron (Fe), % 0 to 0.6
0 to 0.5
Magnesium (Mg), % 0 to 0.1
0.6 to 1.0
Manganese (Mn), % 0 to 0.35
0.1 to 0.45
Silicon (Si), % 6.5 to 7.5
0.7 to 1.1
Titanium (Ti), % 0 to 0.25
0 to 0.15
Zinc (Zn), % 0 to 0.35
0 to 0.2
Residuals, % 0
0 to 0.15