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4004 Aluminum vs. 5050 Aluminum

Both 4004 aluminum and 5050 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 (3, in this case) are not shown.

For each property being compared, the top bar is 4004 aluminum and the bottom bar is 5050 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
68
Elongation at Break, % 2.4
1.7 to 22
Fatigue Strength, MPa 42
45 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 63
91 to 140
Tensile Strength: Ultimate (UTS), MPa 110
140 to 250
Tensile Strength: Yield (Proof), MPa 60
50 to 210

Thermal Properties

Latent Heat of Fusion, J/g 540
400
Maximum Temperature: Mechanical, °C 160
180
Melting Completion (Liquidus), °C 600
650
Melting Onset (Solidus), °C 560
630
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 130
190
Thermal Expansion, µm/m-K 22
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
50
Electrical Conductivity: Equal Weight (Specific), % IACS 120
170

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
8.4
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1070
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
4.1 to 24
Resilience: Unit (Modulus of Resilience), kJ/m3 25
18 to 330
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 54
50
Strength to Weight: Axial, points 12
15 to 26
Strength to Weight: Bending, points 20
22 to 33
Thermal Diffusivity, mm2/s 58
79
Thermal Shock Resistance, points 5.1
6.3 to 11

Alloy Composition

Aluminum (Al), % 86 to 90
96.3 to 98.9
Chromium (Cr), % 0
0 to 0.1
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
1.1 to 1.8
Manganese (Mn), % 0 to 0.1
0 to 0.1
Silicon (Si), % 9.0 to 10.5
0 to 0.4
Zinc (Zn), % 0 to 0.2
0 to 0.25
Residuals, % 0
0 to 0.15