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4004 Aluminum vs. 4015 Aluminum

Both 4004 aluminum and 4015 aluminum are aluminum alloys. They have a moderately high 91% 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 4004 aluminum and the bottom bar is 4015 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 2.4
1.1 to 23
Fatigue Strength, MPa 42
46 to 71
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 63
82 to 120
Tensile Strength: Ultimate (UTS), MPa 110
130 to 220
Tensile Strength: Yield (Proof), MPa 60
50 to 200

Thermal Properties

Latent Heat of Fusion, J/g 540
420
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 560
600
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 130
160
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
41
Electrical Conductivity: Equal Weight (Specific), % IACS 120
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.6
2.7
Embodied Carbon, kg CO2/kg material 8.0
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1070
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
2.4 to 24
Resilience: Unit (Modulus of Resilience), kJ/m3 25
18 to 290
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 54
50
Strength to Weight: Axial, points 12
13 to 22
Strength to Weight: Bending, points 20
21 to 30
Thermal Diffusivity, mm2/s 58
66
Thermal Shock Resistance, points 5.1
5.7 to 9.7

Alloy Composition


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Aluminum (Al), % 86 to 90
94.9 to 97.9
Copper (Cu), % 0 to 0.25
0 to 0.2
Iron (Fe), % 0 to 0.8
0 to 0.7
Magnesium (Mg), % 1.0 to 2.0
0.1 to 0.5
Manganese (Mn), % 0 to 0.1
0.6 to 1.2
Silicon (Si), % 9.0 to 10.5
1.4 to 2.2
Zinc (Zn), % 0 to 0.2
0 to 0.2
Residuals, % 0 to 0.15
0 to 0.15