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5251 Aluminum vs. 224.0 Aluminum

Both 5251 aluminum and 224.0 aluminum are aluminum alloys. They have a moderately high 95% 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 5251 aluminum and the bottom bar is 224.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
71
Elongation at Break, % 2.0 to 19
4.0 to 10
Fatigue Strength, MPa 59 to 110
86 to 120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 180 to 280
380 to 420
Tensile Strength: Yield (Proof), MPa 67 to 250
280 to 330

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 180
220
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 610
550
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 150
120
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
32
Electrical Conductivity: Equal Weight (Specific), % IACS 120
95

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 8.5
8.3
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1180
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.4 to 27
16 to 35
Resilience: Unit (Modulus of Resilience), kJ/m3 33 to 450
540 to 770
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
45
Strength to Weight: Axial, points 18 to 29
35 to 38
Strength to Weight: Bending, points 26 to 35
38 to 41
Thermal Diffusivity, mm2/s 61
47
Thermal Shock Resistance, points 7.9 to 13
17 to 18

Alloy Composition

Aluminum (Al), % 95.5 to 98.2
93 to 95.2
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.15
4.5 to 5.5
Iron (Fe), % 0 to 0.5
0 to 0.1
Magnesium (Mg), % 1.7 to 2.4
0
Manganese (Mn), % 0.1 to 0.5
0.2 to 0.5
Silicon (Si), % 0 to 0.4
0 to 0.060
Titanium (Ti), % 0 to 0.15
0 to 0.35
Vanadium (V), % 0
0.050 to 0.15
Zinc (Zn), % 0 to 0.15
0
Zirconium (Zr), % 0
0.1 to 0.25
Residuals, % 0 to 0.15
0 to 0.1