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Grade CZ100 Nickel vs. R30016 Cobalt

Grade CZ100 nickel belongs to the nickel alloys classification, while R30016 cobalt belongs to the cobalt alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade CZ100 nickel and the bottom bar is R30016 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
220
Elongation at Break, % 11
8.4
Fatigue Strength, MPa 68
290
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 69
85
Tensile Strength: Ultimate (UTS), MPa 390
1010
Tensile Strength: Yield (Proof), MPa 140
580

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Melting Completion (Liquidus), °C 1350
1360
Melting Onset (Solidus), °C 1300
1270
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 73
15
Thermal Expansion, µm/m-K 11
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 19
2.0

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.5
Embodied Carbon, kg CO2/kg material 10
7.7
Embodied Energy, MJ/kg 140
110
Embodied Water, L/kg 230
500

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
72
Resilience: Unit (Modulus of Resilience), kJ/m3 54
770
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 12
33
Strength to Weight: Bending, points 14
26
Thermal Diffusivity, mm2/s 19
3.9
Thermal Shock Resistance, points 14
24

Alloy Composition

Carbon (C), % 0 to 1.0
0.9 to 1.4
Chromium (Cr), % 0
28 to 32
Cobalt (Co), % 0
49.6 to 66.9
Copper (Cu), % 0 to 1.3
0
Iron (Fe), % 0 to 3.0
0 to 3.0
Manganese (Mn), % 0 to 1.5
0.5 to 2.0
Molybdenum (Mo), % 0
0 to 1.5
Nickel (Ni), % 95 to 100
0 to 3.0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 2.0
0.2 to 2.0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0
3.5 to 5.5