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R31538 Cobalt vs. N06060 Nickel

R31538 cobalt belongs to the cobalt alloys classification, while N06060 nickel belongs to the nickel alloys. They have a modest 28% of their average alloy composition in common, which, by itself, doesn't mean much. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is R31538 cobalt and the bottom bar is N06060 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
210
Elongation at Break, % 13 to 23
45
Fatigue Strength, MPa 310 to 480
230
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 86
82
Tensile Strength: Ultimate (UTS), MPa 1020 to 1360
700
Tensile Strength: Yield (Proof), MPa 580 to 930
270

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Melting Completion (Liquidus), °C 1360
1510
Melting Onset (Solidus), °C 1290
1450
Specific Heat Capacity, J/kg-K 450
430
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Density, g/cm3 8.4
8.7
Embodied Carbon, kg CO2/kg material 8.1
12
Embodied Energy, MJ/kg 110
160
Embodied Water, L/kg 530
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 200
250
Resilience: Unit (Modulus of Resilience), kJ/m3 750 to 1920
180
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 34 to 45
22
Strength to Weight: Bending, points 27 to 32
20
Thermal Shock Resistance, points 25 to 33
19

Alloy Composition

Carbon (C), % 0.15 to 0.35
0 to 0.030
Chromium (Cr), % 26 to 30
19 to 22
Cobalt (Co), % 58.7 to 68.9
0
Copper (Cu), % 0
0.25 to 1.3
Iron (Fe), % 0 to 0.75
0 to 14
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 5.0 to 7.0
12 to 14
Nickel (Ni), % 0 to 1.0
54 to 60
Niobium (Nb), % 0
0.5 to 1.3
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0
0 to 0.0050
Tungsten (W), % 0
0.25 to 1.3