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6081 Aluminum vs. 380.0 Aluminum

Both 6081 aluminum and 380.0 aluminum are aluminum alloys. They have 86% of their average alloy composition in common. There are 30 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 6081 aluminum and the bottom bar is 380.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
74
Elongation at Break, % 9.0
3.0
Fatigue Strength, MPa 110
140
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
28
Shear Strength, MPa 180
190
Tensile Strength: Ultimate (UTS), MPa 310
320
Tensile Strength: Yield (Proof), MPa 270
160

Thermal Properties

Latent Heat of Fusion, J/g 410
510
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 640
590
Melting Onset (Solidus), °C 610
540
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 180
100
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
27
Electrical Conductivity: Equal Weight (Specific), % IACS 160
83

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
2.9
Embodied Carbon, kg CO2/kg material 8.3
7.5
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1180
1040

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
8.0
Resilience: Unit (Modulus of Resilience), kJ/m3 540
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
48
Strength to Weight: Axial, points 32
31
Strength to Weight: Bending, points 37
36
Thermal Diffusivity, mm2/s 74
40
Thermal Shock Resistance, points 14
14

Alloy Composition

Aluminum (Al), % 96.3 to 98.6
79.6 to 89.5
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.1
3.0 to 4.0
Iron (Fe), % 0 to 0.5
0 to 2.0
Magnesium (Mg), % 0.6 to 1.0
0 to 0.1
Manganese (Mn), % 0.1 to 0.45
0 to 0.5
Nickel (Ni), % 0
0 to 0.5
Silicon (Si), % 0.7 to 1.1
7.5 to 9.5
Tin (Sn), % 0
0 to 0.35
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.2
0 to 3.0
Residuals, % 0
0 to 0.5