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5251 Aluminum vs. N06058 Nickel

5251 aluminum belongs to the aluminum alloys classification, while N06058 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 5251 aluminum and the bottom bar is N06058 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
220
Elongation at Break, % 2.0 to 19
45
Fatigue Strength, MPa 59 to 110
350
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
86
Shear Strength, MPa 110 to 160
600
Tensile Strength: Ultimate (UTS), MPa 180 to 280
860
Tensile Strength: Yield (Proof), MPa 67 to 250
410

Thermal Properties

Latent Heat of Fusion, J/g 400
330
Maximum Temperature: Mechanical, °C 180
980
Melting Completion (Liquidus), °C 650
1540
Melting Onset (Solidus), °C 610
1490
Specific Heat Capacity, J/kg-K 900
420
Thermal Conductivity, W/m-K 150
9.8
Thermal Expansion, µm/m-K 24
12

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
70
Density, g/cm3 2.7
8.8
Embodied Carbon, kg CO2/kg material 8.5
13
Embodied Energy, MJ/kg 150
170
Embodied Water, L/kg 1180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.4 to 27
320
Resilience: Unit (Modulus of Resilience), kJ/m3 33 to 450
370
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
23
Strength to Weight: Axial, points 18 to 29
27
Strength to Weight: Bending, points 26 to 35
23
Thermal Diffusivity, mm2/s 61
2.6
Thermal Shock Resistance, points 7.9 to 13
23

Alloy Composition

Aluminum (Al), % 95.5 to 98.2
0 to 0.4
Carbon (C), % 0
0 to 0.010
Chromium (Cr), % 0 to 0.15
20 to 23
Cobalt (Co), % 0
0 to 0.3
Copper (Cu), % 0 to 0.15
0 to 0.5
Iron (Fe), % 0 to 0.5
0 to 1.5
Magnesium (Mg), % 1.7 to 2.4
0
Manganese (Mn), % 0.1 to 0.5
0 to 0.5
Molybdenum (Mo), % 0
19 to 21
Nickel (Ni), % 0
52.2 to 61
Nitrogen (N), % 0
0.020 to 0.15
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0 to 0.4
0 to 0.1
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0 to 0.15
0
Tungsten (W), % 0
0 to 0.3
Zinc (Zn), % 0 to 0.15
0
Residuals, % 0 to 0.15
0