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2014 Aluminum vs. 3303 Aluminum

Both 2014 aluminum and 3303 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 2014 aluminum and the bottom bar is 3303 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
70
Elongation at Break, % 1.5 to 16
23
Fatigue Strength, MPa 90 to 160
43
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 130 to 290
69
Tensile Strength: Ultimate (UTS), MPa 190 to 500
110
Tensile Strength: Yield (Proof), MPa 100 to 440
39

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 210
180
Melting Completion (Liquidus), °C 630
650
Melting Onset (Solidus), °C 510
620
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 150
170
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
43
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.0
2.8
Embodied Carbon, kg CO2/kg material 8.1
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.6 to 56
20
Resilience: Unit (Modulus of Resilience), kJ/m3 76 to 1330
11
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
49
Strength to Weight: Axial, points 18 to 46
11
Strength to Weight: Bending, points 25 to 46
18
Thermal Diffusivity, mm2/s 58
67
Thermal Shock Resistance, points 8.4 to 22
4.8

Alloy Composition

Aluminum (Al), % 90.4 to 95
96.6 to 99
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.9 to 5.0
0.050 to 0.2
Iron (Fe), % 0 to 0.7
0 to 0.7
Magnesium (Mg), % 0.2 to 0.8
0
Manganese (Mn), % 0.4 to 1.2
1.0 to 1.5
Silicon (Si), % 0.5 to 1.2
0 to 0.6
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.25
0 to 0.3
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 0.15