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6023 Aluminum vs. 4015 Aluminum

Both 6023 aluminum and 4015 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 (1, in this case) are not shown.

For each property being compared, the top bar is 6023 aluminum and the bottom bar is 4015 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
70
Elongation at Break, % 11
1.1 to 23
Fatigue Strength, MPa 120 to 130
46 to 71
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 210 to 220
82 to 120
Tensile Strength: Ultimate (UTS), MPa 360
130 to 220
Tensile Strength: Yield (Proof), MPa 300 to 310
50 to 200

Thermal Properties

Latent Heat of Fusion, J/g 400
420
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 580
600
Specific Heat Capacity, J/kg-K 890
900
Thermal Conductivity, W/m-K 170
160
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
41
Electrical Conductivity: Equal Weight (Specific), % IACS 140
130

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
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
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 39
2.4 to 24
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 690
18 to 290
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
50
Strength to Weight: Axial, points 35 to 36
13 to 22
Strength to Weight: Bending, points 40
21 to 30
Thermal Diffusivity, mm2/s 67
66
Thermal Shock Resistance, points 16
5.7 to 9.7

Alloy Composition

Aluminum (Al), % 94 to 97.7
94.9 to 97.9
Bismuth (Bi), % 0.3 to 0.8
0
Copper (Cu), % 0.2 to 0.5
0 to 0.2
Iron (Fe), % 0 to 0.5
0 to 0.7
Magnesium (Mg), % 0.4 to 0.9
0.1 to 0.5
Manganese (Mn), % 0.2 to 0.6
0.6 to 1.2
Silicon (Si), % 0.6 to 1.4
1.4 to 2.2
Tin (Sn), % 0.6 to 1.2
0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.15