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5449 Aluminum vs. 4004 Aluminum

Both 5449 aluminum and 4004 aluminum are aluminum alloys. They have a moderately high 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 5449 aluminum and the bottom bar is 4004 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
71
Elongation at Break, % 4.0 to 17
2.4
Fatigue Strength, MPa 78 to 120
42
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 130 to 190
63
Tensile Strength: Ultimate (UTS), MPa 210 to 330
110
Tensile Strength: Yield (Proof), MPa 91 to 260
60

Thermal Properties

Latent Heat of Fusion, J/g 400
540
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 590
560
Specific Heat Capacity, J/kg-K 900
910
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
33
Electrical Conductivity: Equal Weight (Specific), % IACS 110
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.8
2.6
Embodied Carbon, kg CO2/kg material 8.5
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 29
2.3
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 480
25
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
54
Strength to Weight: Axial, points 22 to 33
12
Strength to Weight: Bending, points 29 to 39
20
Thermal Diffusivity, mm2/s 56
58
Thermal Shock Resistance, points 9.4 to 15
5.1

Alloy Composition

Aluminum (Al), % 94.1 to 97.8
86 to 90
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.3
0 to 0.25
Iron (Fe), % 0 to 0.7
0 to 0.8
Magnesium (Mg), % 1.6 to 2.6
1.0 to 2.0
Manganese (Mn), % 0.6 to 1.1
0 to 0.1
Silicon (Si), % 0 to 0.4
9.0 to 10.5
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.3
0 to 0.2
Residuals, % 0
0 to 0.15