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3105 Aluminum vs. 6023 Aluminum

Both 3105 aluminum and 6023 aluminum are aluminum alloys. They have a very high 98% 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 3105 aluminum and the bottom bar is 6023 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
69
Elongation at Break, % 1.1 to 20
11
Fatigue Strength, MPa 39 to 95
120 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 77 to 140
210 to 220
Tensile Strength: Ultimate (UTS), MPa 120 to 240
360
Tensile Strength: Yield (Proof), MPa 46 to 220
300 to 310

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 660
640
Melting Onset (Solidus), °C 640
580
Specific Heat Capacity, J/kg-K 900
890
Thermal Conductivity, W/m-K 170
170
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 44
45
Electrical Conductivity: Equal Weight (Specific), % IACS 140
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.8
2.8
Embodied Carbon, kg CO2/kg material 8.2
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.6 to 19
38 to 39
Resilience: Unit (Modulus of Resilience), kJ/m3 15 to 340
670 to 690
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
49
Strength to Weight: Axial, points 12 to 24
35 to 36
Strength to Weight: Bending, points 20 to 31
40
Thermal Diffusivity, mm2/s 68
67
Thermal Shock Resistance, points 5.2 to 11
16

Alloy Composition

Aluminum (Al), % 96 to 99.5
94 to 97.7
Bismuth (Bi), % 0
0.3 to 0.8
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.3
0.2 to 0.5
Iron (Fe), % 0 to 0.7
0 to 0.5
Magnesium (Mg), % 0.2 to 0.8
0.4 to 0.9
Manganese (Mn), % 0.3 to 0.8
0.2 to 0.6
Silicon (Si), % 0 to 0.6
0.6 to 1.4
Tin (Sn), % 0
0.6 to 1.2
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.4
0
Residuals, % 0
0 to 0.15