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5042 Aluminum vs. 2011 Aluminum

Both 5042 aluminum and 2011 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is 5042 aluminum and the bottom bar is 2011 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
71
Elongation at Break, % 1.1 to 3.4
8.5 to 18
Fatigue Strength, MPa 97 to 120
74 to 120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 200
190 to 250
Tensile Strength: Ultimate (UTS), MPa 340 to 360
310 to 420
Tensile Strength: Yield (Proof), MPa 270 to 310
140 to 310

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 180
190
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 570
540
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 130
140 to 170
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
35 to 45
Electrical Conductivity: Equal Weight (Specific), % IACS 110
100 to 130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.7
3.1
Embodied Carbon, kg CO2/kg material 8.8
7.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.6 to 12
29 to 52
Resilience: Unit (Modulus of Resilience), kJ/m3 550 to 720
140 to 680
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
44
Strength to Weight: Axial, points 35 to 37
27 to 37
Strength to Weight: Bending, points 40 to 42
32 to 40
Thermal Diffusivity, mm2/s 53
51 to 64
Thermal Shock Resistance, points 15 to 16
14 to 19

Alloy Composition

Aluminum (Al), % 94.2 to 96.8
91.3 to 94.6
Bismuth (Bi), % 0
0.2 to 0.6
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.15
5.0 to 6.0
Iron (Fe), % 0 to 0.35
0 to 0.7
Lead (Pb), % 0
0.2 to 0.6
Magnesium (Mg), % 3.0 to 4.0
0
Manganese (Mn), % 0.2 to 0.5
0
Silicon (Si), % 0 to 0.2
0 to 0.4
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.25
0 to 0.3
Residuals, % 0
0 to 0.15