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R31233 Cobalt vs. N10276 Nickel

R31233 cobalt belongs to the cobalt alloys classification, while N10276 nickel belongs to the nickel alloys. They have a modest 36% of their average alloy composition in common, which, by itself, doesn't mean much. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is R31233 cobalt and the bottom bar is N10276 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
220
Elongation at Break, % 17
47
Fatigue Strength, MPa 220
280
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 85
84
Tensile Strength: Ultimate (UTS), MPa 1020
780
Tensile Strength: Yield (Proof), MPa 420
320

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Melting Completion (Liquidus), °C 1350
1370
Melting Onset (Solidus), °C 1330
1320
Specific Heat Capacity, J/kg-K 440
410
Thermal Conductivity, W/m-K 12
9.1
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
1.3

Otherwise Unclassified Properties

Density, g/cm3 8.6
9.1
Embodied Carbon, kg CO2/kg material 8.4
13
Embodied Energy, MJ/kg 110
170
Embodied Water, L/kg 480
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
300
Resilience: Unit (Modulus of Resilience), kJ/m3 410
230
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 33
24
Strength to Weight: Bending, points 26
21
Thermal Diffusivity, mm2/s 3.2
2.4
Thermal Shock Resistance, points 25
23

Alloy Composition

Boron (B), % 0 to 0.015
0
Carbon (C), % 0.020 to 0.1
0 to 0.010
Chromium (Cr), % 23.5 to 27.5
14.5 to 16.5
Cobalt (Co), % 44.7 to 63.3
0 to 2.5
Iron (Fe), % 1.0 to 5.0
4.0 to 7.0
Manganese (Mn), % 0.1 to 1.5
0 to 0.010
Molybdenum (Mo), % 4.0 to 6.0
15 to 17
Nickel (Ni), % 7.0 to 11
51 to 63.5
Nitrogen (N), % 0.030 to 0.12
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.050 to 1.0
0 to 0.080
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 1.0 to 3.0
3.0 to 4.5
Vanadium (V), % 0
0 to 0.35