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5449 Aluminum vs. EN AC-21200 Aluminum

Both 5449 aluminum and EN AC-21200 aluminum are aluminum alloys. They have a very high 96% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 5449 aluminum and the bottom bar is EN AC-21200 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
71
Elongation at Break, % 4.0 to 17
3.9 to 6.2
Fatigue Strength, MPa 78 to 120
110 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 210 to 330
410 to 440
Tensile Strength: Yield (Proof), MPa 91 to 260
270 to 360

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 650
660
Melting Onset (Solidus), °C 590
550
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
34
Electrical Conductivity: Equal Weight (Specific), % IACS 110
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.8
3.0
Embodied Carbon, kg CO2/kg material 8.5
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 29
16 to 22
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 480
500 to 930
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
46
Strength to Weight: Axial, points 22 to 33
38 to 40
Strength to Weight: Bending, points 29 to 39
41 to 43
Thermal Diffusivity, mm2/s 56
49
Thermal Shock Resistance, points 9.4 to 15
18 to 19

Alloy Composition

Aluminum (Al), % 94.1 to 97.8
93.3 to 95.7
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.3
4.0 to 5.0
Iron (Fe), % 0 to 0.7
0 to 0.2
Lead (Pb), % 0
0 to 0.030
Magnesium (Mg), % 1.6 to 2.6
0.15 to 0.5
Manganese (Mn), % 0.6 to 1.1
0.2 to 0.5
Nickel (Ni), % 0
0 to 0.050
Silicon (Si), % 0 to 0.4
0 to 0.1
Tin (Sn), % 0
0 to 0.030
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.3
0 to 0.1
Residuals, % 0
0 to 0.1