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6081 Aluminum vs. 295.0 Aluminum

Both 6081 aluminum and 295.0 aluminum are aluminum alloys. They have a moderately high 95% of their average alloy composition in common. There are 30 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 6081 aluminum and the bottom bar is 295.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
71
Elongation at Break, % 9.0
2.0 to 7.2
Fatigue Strength, MPa 110
44 to 55
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 180
180 to 230
Tensile Strength: Ultimate (UTS), MPa 310
230 to 280
Tensile Strength: Yield (Proof), MPa 270
100 to 220

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 610
530
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 180
140
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
35
Electrical Conductivity: Equal Weight (Specific), % IACS 160
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 8.3
7.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
5.2 to 13
Resilience: Unit (Modulus of Resilience), kJ/m3 540
77 to 340
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
46
Strength to Weight: Axial, points 32
21 to 26
Strength to Weight: Bending, points 37
27 to 32
Thermal Diffusivity, mm2/s 74
54
Thermal Shock Resistance, points 14
9.8 to 12

Alloy Composition

Aluminum (Al), % 96.3 to 98.6
91.4 to 95.3
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.1
4.0 to 5.0
Iron (Fe), % 0 to 0.5
0 to 1.0
Magnesium (Mg), % 0.6 to 1.0
0 to 0.030
Manganese (Mn), % 0.1 to 0.45
0 to 0.35
Silicon (Si), % 0.7 to 1.1
0.7 to 1.5
Titanium (Ti), % 0 to 0.15
0 to 0.25
Zinc (Zn), % 0 to 0.2
0 to 0.35
Residuals, % 0
0 to 0.15