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R30016 Cobalt vs. N06045 Nickel

R30016 cobalt belongs to the cobalt alloys classification, while N06045 nickel belongs to the nickel alloys. They have a modest 32% 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 (13, in this case) are not shown.

For each property being compared, the top bar is R30016 cobalt and the bottom bar is N06045 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 8.4
37
Fatigue Strength, MPa 290
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 85
77
Tensile Strength: Ultimate (UTS), MPa 1010
690
Tensile Strength: Yield (Proof), MPa 580
270

Thermal Properties

Latent Heat of Fusion, J/g 320
350
Melting Completion (Liquidus), °C 1360
1350
Melting Onset (Solidus), °C 1270
1300
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.0
Embodied Carbon, kg CO2/kg material 7.7
6.9
Embodied Energy, MJ/kg 110
98
Embodied Water, L/kg 500
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 72
200
Resilience: Unit (Modulus of Resilience), kJ/m3 770
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 33
24
Strength to Weight: Bending, points 26
22
Thermal Shock Resistance, points 24
18

Alloy Composition

Carbon (C), % 0.9 to 1.4
0.050 to 0.12
Cerium (Ce), % 0
0.030 to 0.090
Chromium (Cr), % 28 to 32
26 to 29
Cobalt (Co), % 49.6 to 66.9
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 0 to 3.0
21 to 25
Manganese (Mn), % 0.5 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 1.5
0
Nickel (Ni), % 0 to 3.0
45 to 50.4
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0.2 to 2.0
2.5 to 3.0
Sulfur (S), % 0
0 to 0.010
Tungsten (W), % 3.5 to 5.5
0