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5021 Aluminum vs. 3005 Aluminum

Both 5021 aluminum and 3005 aluminum are aluminum alloys. They have a very high 98% 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 5021 aluminum and the bottom bar is 3005 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
70
Elongation at Break, % 1.1 to 3.4
1.1 to 16
Fatigue Strength, MPa 85 to 110
53 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 170
84 to 150
Tensile Strength: Ultimate (UTS), MPa 300 to 310
140 to 270
Tensile Strength: Yield (Proof), MPa 240 to 270
51 to 240

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 590
640
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 140
160
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
42
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.8
Embodied Carbon, kg CO2/kg material 8.6
8.2
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
2.2 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 440 to 550
18 to 390
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
49
Strength to Weight: Axial, points 30 to 32
14 to 27
Strength to Weight: Bending, points 37
21 to 33
Thermal Diffusivity, mm2/s 57
64
Thermal Shock Resistance, points 13 to 14
6.0 to 12

Alloy Composition

Aluminum (Al), % 95.2 to 97.7
95.7 to 98.8
Chromium (Cr), % 0 to 0.15
0 to 0.1
Copper (Cu), % 0 to 0.15
0 to 0.3
Iron (Fe), % 0 to 0.5
0 to 0.7
Magnesium (Mg), % 2.2 to 2.8
0.2 to 0.6
Manganese (Mn), % 0.1 to 0.5
1.0 to 1.5
Silicon (Si), % 0 to 0.4
0 to 0.6
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.15
0 to 0.25
Residuals, % 0
0 to 0.15

Comparable Variants