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5021 Aluminum vs. 5454 Aluminum

Both 5021 aluminum and 5454 aluminum are aluminum alloys. Their average alloy composition is basically identical. 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 5021 aluminum and the bottom bar is 5454 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 1.1 to 3.4
2.3 to 18
Fatigue Strength, MPa 85 to 110
83 to 160
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 170
140 to 200
Tensile Strength: Ultimate (UTS), MPa 300 to 310
230 to 350
Tensile Strength: Yield (Proof), MPa 240 to 270
97 to 290

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 180
190
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 590
600
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
34
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.6
8.6
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.1 to 10
6.3 to 34
Resilience: Unit (Modulus of Resilience), kJ/m3 440 to 550
68 to 590
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 30 to 32
23 to 36
Strength to Weight: Bending, points 37
30 to 41
Thermal Diffusivity, mm2/s 57
55
Thermal Shock Resistance, points 13 to 14
10 to 16

Alloy Composition

Aluminum (Al), % 95.2 to 97.7
94.5 to 97.1
Chromium (Cr), % 0 to 0.15
0.050 to 0.2
Copper (Cu), % 0 to 0.15
0 to 0.1
Iron (Fe), % 0 to 0.5
0 to 0.4
Magnesium (Mg), % 2.2 to 2.8
2.4 to 3.0
Manganese (Mn), % 0.1 to 0.5
0.5 to 1.0
Silicon (Si), % 0 to 0.4
0 to 0.25
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0 to 0.15
0 to 0.25
Residuals, % 0
0 to 0.15

Comparable Variants