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N08024 Nickel vs. R30006 Cobalt

N08024 nickel belongs to the nickel alloys classification, while R30006 cobalt belongs to the cobalt alloys. They have a modest 28% 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 (7, in this case) are not shown.

For each property being compared, the top bar is N08024 nickel and the bottom bar is R30006 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 34
1.0
Fatigue Strength, MPa 200
260
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
85
Tensile Strength: Ultimate (UTS), MPa 620
900
Tensile Strength: Yield (Proof), MPa 270
540

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Melting Completion (Liquidus), °C 1430
1400
Melting Onset (Solidus), °C 1380
1290
Specific Heat Capacity, J/kg-K 460
450
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 15
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
1.7

Otherwise Unclassified Properties

Density, g/cm3 8.2
8.6
Embodied Carbon, kg CO2/kg material 7.2
7.8
Embodied Energy, MJ/kg 99
110
Embodied Water, L/kg 230
500

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
7.8
Resilience: Unit (Modulus of Resilience), kJ/m3 180
670
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 21
29
Strength to Weight: Bending, points 20
24
Thermal Diffusivity, mm2/s 3.2
3.9
Thermal Shock Resistance, points 15
26

Alloy Composition

Carbon (C), % 0 to 0.030
0.9 to 1.4
Chromium (Cr), % 22.5 to 25
27 to 32
Cobalt (Co), % 0
48.6 to 68.1
Copper (Cu), % 0.5 to 1.5
0
Iron (Fe), % 26.6 to 38.4
0 to 3.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.5 to 5.0
0 to 1.0
Nickel (Ni), % 35 to 40
0 to 3.0
Niobium (Nb), % 0.15 to 0.35
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.5
0 to 2.0
Sulfur (S), % 0 to 0.035
0
Tungsten (W), % 0
4.0 to 6.0