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N06002 Nickel vs. R30003 Cobalt

N06002 nickel belongs to the nickel alloys classification, while R30003 cobalt belongs to the cobalt alloys. They have 60% of their average alloy composition in common. 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 N06002 nickel and the bottom bar is R30003 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 41
10 to 73
Fatigue Strength, MPa 250
320 to 560
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
83
Tensile Strength: Ultimate (UTS), MPa 760
970 to 1720
Tensile Strength: Yield (Proof), MPa 310
510 to 1090

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Melting Completion (Liquidus), °C 1360
1400
Melting Onset (Solidus), °C 1260
1440
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 9.9
13
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 55
95
Density, g/cm3 8.5
8.4
Embodied Carbon, kg CO2/kg material 9.3
8.0
Embodied Energy, MJ/kg 130
110
Embodied Water, L/kg 270
400

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 230
600 to 2790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 25
32 to 57
Strength to Weight: Bending, points 22
26 to 38
Thermal Diffusivity, mm2/s 2.6
3.3
Thermal Shock Resistance, points 19
26 to 45

Alloy Composition

Boron (B), % 0
0 to 0.1
Carbon (C), % 0.050 to 0.15
0 to 0.15
Chromium (Cr), % 20.5 to 23
19 to 21
Cobalt (Co), % 0.5 to 2.5
39 to 41
Iron (Fe), % 17 to 20
10 to 20.5
Manganese (Mn), % 0 to 1.0
1.5 to 2.5
Molybdenum (Mo), % 8.0 to 10
6.0 to 8.0
Nickel (Ni), % 42.3 to 54
14 to 16
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 1.2
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0.2 to 1.0
0