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5449 Aluminum vs. 358.0 Aluminum

Both 5449 aluminum and 358.0 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common.

For each property being compared, the top bar is 5449 aluminum and the bottom bar is 358.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
71
Elongation at Break, % 4.0 to 17
3.5 to 6.0
Fatigue Strength, MPa 78 to 120
100 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 130 to 190
300 to 320
Tensile Strength: Ultimate (UTS), MPa 210 to 330
350 to 370
Tensile Strength: Yield (Proof), MPa 91 to 260
290 to 320

Thermal Properties

Latent Heat of Fusion, J/g 400
520
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 590
560
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 140
150
Thermal Expansion, µm/m-K 23
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
36
Electrical Conductivity: Equal Weight (Specific), % IACS 110
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
19
Density, g/cm3 2.8
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 12 to 29
12 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 480
590 to 710
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
53
Strength to Weight: Axial, points 22 to 33
37 to 39
Strength to Weight: Bending, points 29 to 39
42 to 44
Thermal Diffusivity, mm2/s 56
63
Thermal Shock Resistance, points 9.4 to 15
16 to 17

Alloy Composition

Aluminum (Al), % 94.1 to 97.8
89.1 to 91.8
Beryllium (Be), % 0
0.1 to 0.3
Chromium (Cr), % 0 to 0.3
0 to 0.2
Copper (Cu), % 0 to 0.3
0 to 0.2
Iron (Fe), % 0 to 0.7
0 to 0.3
Magnesium (Mg), % 1.6 to 2.6
0.4 to 0.6
Manganese (Mn), % 0.6 to 1.1
0 to 0.2
Silicon (Si), % 0 to 0.4
7.6 to 8.6
Titanium (Ti), % 0 to 0.1
0.1 to 0.2
Zinc (Zn), % 0 to 0.3
0 to 0.2
Residuals, % 0
0 to 0.15