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7204 Aluminum vs. 2014A Aluminum

Both 7204 aluminum and 2014A 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 7204 aluminum and the bottom bar is 2014A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
72
Elongation at Break, % 11 to 13
6.2 to 16
Fatigue Strength, MPa 110 to 130
93 to 150
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 130 to 220
130 to 290
Tensile Strength: Ultimate (UTS), MPa 220 to 380
210 to 490
Tensile Strength: Yield (Proof), MPa 120 to 310
110 to 430

Thermal Properties

Latent Heat of Fusion, J/g 380
400
Maximum Temperature: Mechanical, °C 210
210
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 520
510
Specific Heat Capacity, J/kg-K 880
870
Thermal Conductivity, W/m-K 150
150
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
37
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.9
3.0
Embodied Carbon, kg CO2/kg material 8.4
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1140
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25 to 40
24 to 49
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 710
85 to 1300
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
46
Strength to Weight: Axial, points 21 to 36
19 to 45
Strength to Weight: Bending, points 28 to 40
26 to 46
Thermal Diffusivity, mm2/s 58
55
Thermal Shock Resistance, points 9.4 to 16
9.0 to 22

Alloy Composition

Aluminum (Al), % 90.5 to 94.8
90.8 to 95
Chromium (Cr), % 0 to 0.3
0 to 0.1
Copper (Cu), % 0 to 0.2
3.9 to 5.0
Iron (Fe), % 0 to 0.35
0 to 0.5
Magnesium (Mg), % 1.0 to 2.0
0.2 to 0.8
Manganese (Mn), % 0.2 to 0.7
0.4 to 1.2
Nickel (Ni), % 0
0 to 0.1
Silicon (Si), % 0 to 0.3
0.5 to 0.9
Titanium (Ti), % 0 to 0.2
0 to 0.15
Vanadium (V), % 0 to 0.1
0
Zinc (Zn), % 4.0 to 5.0
0 to 0.25
Zirconium (Zr), % 0 to 0.25
0 to 0.2
Residuals, % 0
0 to 0.15

Comparable Variants