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5449 Aluminum vs. 1435 Aluminum

Both 5449 aluminum and 1435 aluminum are aluminum alloys. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is 5449 aluminum and the bottom bar is 1435 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
69
Elongation at Break, % 4.0 to 17
4.1 to 32
Fatigue Strength, MPa 78 to 120
27 to 49
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 130 to 190
54 to 87
Tensile Strength: Ultimate (UTS), MPa 210 to 330
81 to 150
Tensile Strength: Yield (Proof), MPa 91 to 260
23 to 130

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 590
640
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 140
230
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
60
Electrical Conductivity: Equal Weight (Specific), % IACS 110
200

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.0
Density, g/cm3 2.8
2.7
Embodied Carbon, kg CO2/kg material 8.5
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 29
5.0 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 480
3.8 to 110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 22 to 33
8.3 to 15
Strength to Weight: Bending, points 29 to 39
15 to 23
Thermal Diffusivity, mm2/s 56
93
Thermal Shock Resistance, points 9.4 to 15
3.6 to 6.7

Alloy Composition

Aluminum (Al), % 94.1 to 97.8
99.35 to 99.7
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.3
0 to 0.020
Iron (Fe), % 0 to 0.7
0.3 to 0.5
Magnesium (Mg), % 1.6 to 2.6
0 to 0.050
Manganese (Mn), % 0.6 to 1.1
0 to 0.050
Silicon (Si), % 0 to 0.4
0 to 0.15
Titanium (Ti), % 0 to 0.1
0 to 0.030
Zinc (Zn), % 0 to 0.3
0 to 0.1
Residuals, % 0 to 0.15
0

Comparable Variants