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5449 Aluminum vs. N08120 Nickel

5449 aluminum belongs to the aluminum alloys classification, while N08120 nickel belongs to the nickel alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 5449 aluminum and the bottom bar is N08120 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
200
Elongation at Break, % 4.0 to 17
34
Fatigue Strength, MPa 78 to 120
230
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 26
79
Shear Strength, MPa 130 to 190
470
Tensile Strength: Ultimate (UTS), MPa 210 to 330
700
Tensile Strength: Yield (Proof), MPa 91 to 260
310

Thermal Properties

Latent Heat of Fusion, J/g 400
310
Maximum Temperature: Mechanical, °C 190
1000
Melting Completion (Liquidus), °C 650
1420
Melting Onset (Solidus), °C 590
1370
Specific Heat Capacity, J/kg-K 900
470
Thermal Conductivity, W/m-K 140
11
Thermal Expansion, µm/m-K 23
14

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
45
Density, g/cm3 2.8
8.2
Embodied Carbon, kg CO2/kg material 8.5
7.2
Embodied Energy, MJ/kg 150
100
Embodied Water, L/kg 1180
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 29
190
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 480
240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
24
Strength to Weight: Axial, points 22 to 33
24
Strength to Weight: Bending, points 29 to 39
21
Thermal Diffusivity, mm2/s 56
3.0
Thermal Shock Resistance, points 9.4 to 15
17

Alloy Composition

Aluminum (Al), % 94.1 to 97.8
0 to 0.4
Boron (B), % 0
0 to 0.010
Carbon (C), % 0
0.020 to 0.1
Chromium (Cr), % 0 to 0.3
23 to 27
Cobalt (Co), % 0
0 to 3.0
Copper (Cu), % 0 to 0.3
0 to 0.5
Iron (Fe), % 0 to 0.7
21 to 41.4
Magnesium (Mg), % 1.6 to 2.6
0
Manganese (Mn), % 0.6 to 1.1
0 to 1.5
Molybdenum (Mo), % 0
0 to 2.5
Nickel (Ni), % 0
35 to 39
Niobium (Nb), % 0
0.4 to 0.9
Nitrogen (N), % 0
0.15 to 0.3
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0 to 0.1
0 to 0.2
Tungsten (W), % 0
0 to 2.5
Zinc (Zn), % 0 to 0.3
0
Residuals, % 0 to 0.15
0