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N06230 Nickel vs. 6018 Aluminum

N06230 nickel belongs to the nickel alloys classification, while 6018 aluminum belongs to the aluminum alloys. 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 N06230 nickel and the bottom bar is 6018 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
69
Elongation at Break, % 38 to 48
9.0 to 9.1
Fatigue Strength, MPa 250 to 360
85 to 89
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 83
26
Shear Strength, MPa 420 to 600
170 to 180
Tensile Strength: Ultimate (UTS), MPa 620 to 840
290 to 300
Tensile Strength: Yield (Proof), MPa 330 to 400
220 to 230

Thermal Properties

Latent Heat of Fusion, J/g 310
400
Maximum Temperature: Mechanical, °C 990
160
Melting Completion (Liquidus), °C 1370
640
Melting Onset (Solidus), °C 1300
570
Specific Heat Capacity, J/kg-K 420
890
Thermal Conductivity, W/m-K 8.9
170
Thermal Expansion, µm/m-K 13
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
44
Electrical Conductivity: Equal Weight (Specific), % IACS 1.3
140

Otherwise Unclassified Properties

Base Metal Price, % relative 85
10
Density, g/cm3 9.5
2.9
Embodied Carbon, kg CO2/kg material 11
8.2
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 290
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 330
24 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 380
360 to 380
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
48
Strength to Weight: Axial, points 18 to 25
28 to 29
Strength to Weight: Bending, points 17 to 21
34 to 35
Thermal Diffusivity, mm2/s 2.3
65
Thermal Shock Resistance, points 17 to 23
13

Alloy Composition

Aluminum (Al), % 0.2 to 0.5
93.1 to 97.8
Bismuth (Bi), % 0
0.4 to 0.7
Boron (B), % 0 to 0.015
0
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 20 to 24
0 to 0.1
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 0
0.15 to 0.4
Iron (Fe), % 0 to 3.0
0 to 0.7
Lanthanum (La), % 0.0050 to 0.050
0
Lead (Pb), % 0
0.4 to 1.2
Magnesium (Mg), % 0
0.6 to 1.2
Manganese (Mn), % 0.3 to 1.0
0.3 to 0.8
Molybdenum (Mo), % 1.0 to 3.0
0
Nickel (Ni), % 47.5 to 65.2
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.25 to 0.75
0.5 to 1.2
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0
0 to 0.2
Tungsten (W), % 13 to 15
0
Zinc (Zn), % 0
0 to 0.3
Residuals, % 0
0 to 0.15