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5251 Aluminum vs. 392.0 Aluminum

Both 5251 aluminum and 392.0 aluminum are aluminum alloys. They have 79% 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 392.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
75
Elongation at Break, % 2.0 to 19
0.86
Fatigue Strength, MPa 59 to 110
190
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
28
Tensile Strength: Ultimate (UTS), MPa 180 to 280
290
Tensile Strength: Yield (Proof), MPa 67 to 250
270

Thermal Properties

Latent Heat of Fusion, J/g 400
670
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 650
670
Melting Onset (Solidus), °C 610
580
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 150
130
Thermal Expansion, µm/m-K 24
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
25
Electrical Conductivity: Equal Weight (Specific), % IACS 120
90

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
2.5
Embodied Carbon, kg CO2/kg material 8.5
7.5
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1180
950

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.4 to 27
2.4
Resilience: Unit (Modulus of Resilience), kJ/m3 33 to 450
490
Stiffness to Weight: Axial, points 14
17
Stiffness to Weight: Bending, points 50
56
Strength to Weight: Axial, points 18 to 29
32
Strength to Weight: Bending, points 26 to 35
39
Thermal Diffusivity, mm2/s 61
60
Thermal Shock Resistance, points 7.9 to 13
15

Alloy Composition

Aluminum (Al), % 95.5 to 98.2
73.9 to 80.6
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.15
0.4 to 0.8
Iron (Fe), % 0 to 0.5
0 to 1.5
Magnesium (Mg), % 1.7 to 2.4
0.8 to 1.2
Manganese (Mn), % 0.1 to 0.5
0.2 to 0.6
Nickel (Ni), % 0
0 to 0.5
Silicon (Si), % 0 to 0.4
18 to 20
Tin (Sn), % 0
0 to 0.3
Titanium (Ti), % 0 to 0.15
0 to 0.2
Zinc (Zn), % 0 to 0.15
0 to 0.5
Residuals, % 0 to 0.15
0 to 0.5