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5251 Aluminum vs. 324.0 Aluminum

Both 5251 aluminum and 324.0 aluminum are aluminum alloys. They have a moderately high 91% 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 324.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
71
Elongation at Break, % 2.0 to 19
3.0 to 4.0
Fatigue Strength, MPa 59 to 110
77 to 89
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 180 to 280
210 to 310
Tensile Strength: Yield (Proof), MPa 67 to 250
110 to 270

Thermal Properties

Latent Heat of Fusion, J/g 400
500
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 650
610
Melting Onset (Solidus), °C 610
550
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 150
150
Thermal Expansion, µm/m-K 24
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
34
Electrical Conductivity: Equal Weight (Specific), % IACS 120
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.5
7.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1090

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.4 to 27
6.8 to 8.9
Resilience: Unit (Modulus of Resilience), kJ/m3 33 to 450
85 to 510
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
52
Strength to Weight: Axial, points 18 to 29
22 to 32
Strength to Weight: Bending, points 26 to 35
29 to 38
Thermal Diffusivity, mm2/s 61
62
Thermal Shock Resistance, points 7.9 to 13
9.7 to 14

Alloy Composition

Aluminum (Al), % 95.5 to 98.2
87.3 to 92.2
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.15
0.4 to 0.6
Iron (Fe), % 0 to 0.5
0 to 1.2
Magnesium (Mg), % 1.7 to 2.4
0.4 to 0.7
Manganese (Mn), % 0.1 to 0.5
0 to 0.5
Nickel (Ni), % 0
0 to 0.3
Silicon (Si), % 0 to 0.4
7.0 to 8.0
Titanium (Ti), % 0 to 0.15
0 to 0.2
Zinc (Zn), % 0 to 0.15
0 to 1.0
Residuals, % 0 to 0.15
0 to 0.2

Comparable Variants