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5251 Aluminum vs. 328.0 Aluminum

Both 5251 aluminum and 328.0 aluminum are aluminum alloys. They have 89% of their average alloy composition in common. There are 30 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 328.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 44 to 79
60 to 82
Elastic (Young's, Tensile) Modulus, GPa 68
72
Elongation at Break, % 2.0 to 19
1.6 to 2.1
Fatigue Strength, MPa 59 to 110
55 to 80
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 180 to 280
200 to 270
Tensile Strength: Yield (Proof), MPa 67 to 250
120 to 170

Thermal Properties

Latent Heat of Fusion, J/g 400
510
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 650
620
Melting Onset (Solidus), °C 610
560
Specific Heat Capacity, J/kg-K 900
890
Thermal Conductivity, W/m-K 150
120
Thermal Expansion, µm/m-K 24
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
30
Electrical Conductivity: Equal Weight (Specific), % IACS 120
99

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.5
7.8
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1180
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.4 to 27
2.8 to 5.0
Resilience: Unit (Modulus of Resilience), kJ/m3 33 to 450
92 to 200
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
51
Strength to Weight: Axial, points 18 to 29
21 to 28
Strength to Weight: Bending, points 26 to 35
28 to 34
Thermal Diffusivity, mm2/s 61
50
Thermal Shock Resistance, points 7.9 to 13
9.2 to 12

Alloy Composition

Aluminum (Al), % 95.5 to 98.2
84.5 to 91.1
Chromium (Cr), % 0 to 0.15
0 to 0.35
Copper (Cu), % 0 to 0.15
1.0 to 2.0
Iron (Fe), % 0 to 0.5
0 to 1.0
Magnesium (Mg), % 1.7 to 2.4
0.2 to 0.6
Manganese (Mn), % 0.1 to 0.5
0.2 to 0.6
Nickel (Ni), % 0
0 to 0.25
Silicon (Si), % 0 to 0.4
7.5 to 8.5
Titanium (Ti), % 0 to 0.15
0 to 0.25
Zinc (Zn), % 0 to 0.15
0 to 1.5
Residuals, % 0 to 0.15
0 to 0.5

Comparable Variants