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242.0 Aluminum vs. 5021 Aluminum

Both 242.0 aluminum and 5021 aluminum are aluminum alloys. They have a moderately high 93% 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 242.0 aluminum and the bottom bar is 5021 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
68
Elongation at Break, % 0.5 to 1.5
1.1 to 3.4
Fatigue Strength, MPa 55 to 110
85 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 150 to 240
170
Tensile Strength: Ultimate (UTS), MPa 180 to 290
300 to 310
Tensile Strength: Yield (Proof), MPa 120 to 220
240 to 270

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 210
180
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 530
590
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 130 to 170
140
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33 to 44
35
Electrical Conductivity: Equal Weight (Specific), % IACS 96 to 130
120

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.6
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.3 to 3.4
3.1 to 10
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 340
440 to 550
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
50
Strength to Weight: Axial, points 16 to 26
30 to 32
Strength to Weight: Bending, points 23 to 32
37
Thermal Diffusivity, mm2/s 50 to 62
57
Thermal Shock Resistance, points 8.0 to 13
13 to 14

Alloy Composition

Aluminum (Al), % 88.4 to 93.6
95.2 to 97.7
Chromium (Cr), % 0 to 0.25
0 to 0.15
Copper (Cu), % 3.5 to 4.5
0 to 0.15
Iron (Fe), % 0 to 1.0
0 to 0.5
Magnesium (Mg), % 1.2 to 1.8
2.2 to 2.8
Manganese (Mn), % 0 to 0.35
0.1 to 0.5
Nickel (Ni), % 1.7 to 2.3
0
Silicon (Si), % 0 to 0.7
0 to 0.4
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.35
0 to 0.15
Residuals, % 0
0 to 0.15