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N06603 Nickel vs. R30155 Cobalt

N06603 nickel belongs to the nickel alloys classification, while R30155 cobalt belongs to the iron alloys. They have 51% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is N06603 nickel and the bottom bar is R30155 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 28
34
Fatigue Strength, MPa 230
310
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
81
Shear Strength, MPa 480
570
Tensile Strength: Ultimate (UTS), MPa 740
850
Tensile Strength: Yield (Proof), MPa 340
390

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Maximum Temperature: Mechanical, °C 1000
1100
Melting Completion (Liquidus), °C 1340
1470
Melting Onset (Solidus), °C 1300
1420
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 11
12
Thermal Expansion, µm/m-K 14
14

Otherwise Unclassified Properties

Base Metal Price, % relative 50
80
Density, g/cm3 8.2
8.5
Embodied Carbon, kg CO2/kg material 8.4
9.7
Embodied Energy, MJ/kg 120
150
Embodied Water, L/kg 300
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
230
Resilience: Unit (Modulus of Resilience), kJ/m3 300
370
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 25
28
Strength to Weight: Bending, points 22
24
Thermal Diffusivity, mm2/s 2.9
3.2
Thermal Shock Resistance, points 20
21

Alloy Composition

Aluminum (Al), % 2.4 to 3.0
0
Carbon (C), % 0.2 to 0.4
0.080 to 0.16
Chromium (Cr), % 24 to 26
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 8.0 to 11
24.3 to 36.2
Manganese (Mn), % 0 to 0.15
1.0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 57.7 to 65.6
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.2
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Tantalum (Ta), % 0
0.75 to 1.3
Titanium (Ti), % 0.010 to 0.25
0
Tungsten (W), % 0
2.0 to 3.0
Yttrium (Y), % 0.010 to 0.15
0
Zinc (Zn), % 0.010 to 0.1
0