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Nickel 686 vs. 5154A Aluminum

Nickel 686 belongs to the nickel alloys classification, while 5154A aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, 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 nickel 686 and the bottom bar is 5154A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
68
Elongation at Break, % 51
1.1 to 19
Fatigue Strength, MPa 410
83 to 160
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 77
26
Shear Strength, MPa 560
140 to 210
Tensile Strength: Ultimate (UTS), MPa 780
230 to 370
Tensile Strength: Yield (Proof), MPa 350
96 to 320

Thermal Properties

Latent Heat of Fusion, J/g 320
400
Maximum Temperature: Mechanical, °C 980
190
Melting Completion (Liquidus), °C 1380
650
Melting Onset (Solidus), °C 1340
600
Specific Heat Capacity, J/kg-K 420
900
Thermal Conductivity, W/m-K 9.8
130
Thermal Expansion, µm/m-K 12
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
32
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
110

Otherwise Unclassified Properties

Base Metal Price, % relative 70
9.5
Density, g/cm3 9.0
2.7
Embodied Carbon, kg CO2/kg material 12
8.8
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 300
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
4.0 to 36
Resilience: Unit (Modulus of Resilience), kJ/m3 280
68 to 760
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 22
51
Strength to Weight: Axial, points 24
24 to 38
Strength to Weight: Bending, points 21
31 to 43
Thermal Diffusivity, mm2/s 2.6
53
Thermal Shock Resistance, points 21
10 to 16

Alloy Composition

Aluminum (Al), % 0
93.7 to 96.9
Carbon (C), % 0 to 0.010
0
Chromium (Cr), % 19 to 23
0 to 0.25
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 0 to 5.0
0 to 0.5
Magnesium (Mg), % 0
3.1 to 3.9
Manganese (Mn), % 0 to 0.75
0 to 0.5
Molybdenum (Mo), % 15 to 17
0
Nickel (Ni), % 49.5 to 63
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.080
0 to 0.5
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0.020 to 0.25
0 to 0.2
Tungsten (W), % 3.0 to 4.4
0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.15