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5251 Aluminum vs. 358.0 Aluminum

Both 5251 aluminum and 358.0 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. There are 30 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 358.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
71
Elongation at Break, % 2.0 to 19
3.5 to 6.0
Fatigue Strength, MPa 59 to 110
100 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 110 to 160
300 to 320
Tensile Strength: Ultimate (UTS), MPa 180 to 280
350 to 370
Tensile Strength: Yield (Proof), MPa 67 to 250
290 to 320

Thermal Properties

Latent Heat of Fusion, J/g 400
520
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 610
560
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
36
Electrical Conductivity: Equal Weight (Specific), % IACS 120
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
19
Density, g/cm3 2.7
2.6
Embodied Carbon, kg CO2/kg material 8.5
8.7
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1180
1090

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.4 to 27
12 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 33 to 450
590 to 710
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
53
Strength to Weight: Axial, points 18 to 29
37 to 39
Strength to Weight: Bending, points 26 to 35
42 to 44
Thermal Diffusivity, mm2/s 61
63
Thermal Shock Resistance, points 7.9 to 13
16 to 17

Alloy Composition

Aluminum (Al), % 95.5 to 98.2
89.1 to 91.8
Beryllium (Be), % 0
0.1 to 0.3
Chromium (Cr), % 0 to 0.15
0 to 0.2
Copper (Cu), % 0 to 0.15
0 to 0.2
Iron (Fe), % 0 to 0.5
0 to 0.3
Magnesium (Mg), % 1.7 to 2.4
0.4 to 0.6
Manganese (Mn), % 0.1 to 0.5
0 to 0.2
Silicon (Si), % 0 to 0.4
7.6 to 8.6
Titanium (Ti), % 0 to 0.15
0.1 to 0.2
Zinc (Zn), % 0 to 0.15
0 to 0.2
Residuals, % 0 to 0.15
0 to 0.15