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5251 Aluminum vs. 520.0 Aluminum

Both 5251 aluminum and 520.0 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 5251 aluminum and the bottom bar is 520.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 44 to 79
75
Elastic (Young's, Tensile) Modulus, GPa 68
66
Elongation at Break, % 2.0 to 19
14
Fatigue Strength, MPa 59 to 110
55
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
25
Shear Strength, MPa 110 to 160
230
Tensile Strength: Ultimate (UTS), MPa 180 to 280
330
Tensile Strength: Yield (Proof), MPa 67 to 250
170

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 610
480
Specific Heat Capacity, J/kg-K 900
910
Thermal Conductivity, W/m-K 150
87
Thermal Expansion, µm/m-K 24
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
21
Electrical Conductivity: Equal Weight (Specific), % IACS 120
72

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.6
Embodied Carbon, kg CO2/kg material 8.5
9.8
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1180
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.4 to 27
39
Resilience: Unit (Modulus of Resilience), kJ/m3 33 to 450
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
52
Strength to Weight: Axial, points 18 to 29
35
Strength to Weight: Bending, points 26 to 35
41
Thermal Diffusivity, mm2/s 61
37
Thermal Shock Resistance, points 7.9 to 13
14

Alloy Composition

Aluminum (Al), % 95.5 to 98.2
87.9 to 90.5
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.15
0 to 0.25
Iron (Fe), % 0 to 0.5
0 to 0.3
Magnesium (Mg), % 1.7 to 2.4
9.5 to 10.6
Manganese (Mn), % 0.1 to 0.5
0 to 0.15
Silicon (Si), % 0 to 0.4
0 to 0.25
Titanium (Ti), % 0 to 0.15
0 to 0.25
Zinc (Zn), % 0 to 0.15
0 to 0.15
Residuals, % 0 to 0.15
0 to 0.15