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2014A-O Aluminum vs. 5457-O Aluminum

Both 2014A-O aluminum and 5457-O aluminum are aluminum alloys. Both are furnished in the annealed condition. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is 2014A-O aluminum and the bottom bar is 5457-O aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
32
Elastic (Young's, Tensile) Modulus, GPa 72
68
Elongation at Break, % 16
22
Fatigue Strength, MPa 110
55
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 130
85
Tensile Strength: Ultimate (UTS), MPa 210
130
Tensile Strength: Yield (Proof), MPa 110
50

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 210
180
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 510
630
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 150
180
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
46
Electrical Conductivity: Equal Weight (Specific), % IACS 110
150

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.0
2.7
Embodied Carbon, kg CO2/kg material 8.1
8.4
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1140
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
23
Resilience: Unit (Modulus of Resilience), kJ/m3 85
18
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
50
Strength to Weight: Axial, points 19
13
Strength to Weight: Bending, points 26
21
Thermal Diffusivity, mm2/s 55
72
Thermal Shock Resistance, points 9.0
5.7

Alloy Composition


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Aluminum (Al), % 90.8 to 95
97.8 to 99.05
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.9 to 5.0
0 to 0.2
Iron (Fe), % 0 to 0.5
0 to 0.1
Magnesium (Mg), % 0.2 to 0.8
0.8 to 1.2
Manganese (Mn), % 0.4 to 1.2
0.15 to 0.45
Nickel (Ni), % 0 to 0.1
0
Silicon (Si), % 0.5 to 0.9
0 to 0.080
Titanium (Ti), % 0 to 0.15
0
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.25
0 to 0.050
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0 to 0.15
0 to 0.1