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4004 Aluminum vs. 7116 Aluminum

Both 4004 aluminum and 7116 aluminum are aluminum alloys. They have 90% 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 4004 aluminum and the bottom bar is 7116 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
69
Elongation at Break, % 2.4
7.8
Fatigue Strength, MPa 42
160
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 63
220
Tensile Strength: Ultimate (UTS), MPa 110
370
Tensile Strength: Yield (Proof), MPa 60
330

Thermal Properties

Latent Heat of Fusion, J/g 540
380
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 560
520
Specific Heat Capacity, J/kg-K 910
880
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 22
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
46
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.6
2.9
Embodied Carbon, kg CO2/kg material 8.0
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1070
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
28
Resilience: Unit (Modulus of Resilience), kJ/m3 25
790
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 54
47
Strength to Weight: Axial, points 12
35
Strength to Weight: Bending, points 20
39
Thermal Diffusivity, mm2/s 58
58
Thermal Shock Resistance, points 5.1
16

Alloy Composition

Aluminum (Al), % 86 to 90
91.5 to 94.5
Copper (Cu), % 0 to 0.25
0.5 to 1.1
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.8
0 to 0.3
Magnesium (Mg), % 1.0 to 2.0
0.8 to 1.4
Manganese (Mn), % 0 to 0.1
0 to 0.050
Silicon (Si), % 9.0 to 10.5
0 to 0.15
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.2
4.2 to 5.2
Residuals, % 0
0 to 0.15