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6023 Aluminum vs. 4006 Aluminum

Both 6023 aluminum and 4006 aluminum are aluminum alloys. They have a very high 97% 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 6023 aluminum and the bottom bar is 4006 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
69
Elongation at Break, % 11
3.4 to 24
Fatigue Strength, MPa 120 to 130
35 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 210 to 220
70 to 91
Tensile Strength: Ultimate (UTS), MPa 360
110 to 160
Tensile Strength: Yield (Proof), MPa 300 to 310
62 to 140

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 580
620
Specific Heat Capacity, J/kg-K 890
900
Thermal Conductivity, W/m-K 170
220
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
56
Electrical Conductivity: Equal Weight (Specific), % IACS 140
180

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.0
Density, g/cm3 2.8
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 39
5.1 to 26
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 690
28 to 130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
50
Strength to Weight: Axial, points 35 to 36
11 to 16
Strength to Weight: Bending, points 40
19 to 24
Thermal Diffusivity, mm2/s 67
89
Thermal Shock Resistance, points 16
4.9 to 7.0

Alloy Composition


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Aluminum (Al), % 94 to 97.7
97.4 to 98.7
Bismuth (Bi), % 0.3 to 0.8
0
Chromium (Cr), % 0
0 to 0.2
Copper (Cu), % 0.2 to 0.5
0 to 0.1
Iron (Fe), % 0 to 0.5
0.5 to 0.8
Magnesium (Mg), % 0.4 to 0.9
0 to 0.010
Manganese (Mn), % 0.2 to 0.6
0 to 0.050
Silicon (Si), % 0.6 to 1.4
0.8 to 1.2
Tin (Sn), % 0.6 to 1.2
0
Zinc (Zn), % 0
0 to 0.050
Residuals, % 0 to 0.15
0 to 0.15