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R30605 Cobalt vs. N10624 Nickel

R30605 cobalt belongs to the cobalt alloys classification, while N10624 nickel belongs to the nickel alloys. They have a modest 21% of their average alloy composition in common, which, by itself, doesn't mean much. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is R30605 cobalt and the bottom bar is N10624 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
220
Elongation at Break, % 34
45
Fatigue Strength, MPa 260 to 590
310
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 81
84
Tensile Strength: Ultimate (UTS), MPa 1130 to 1900
810
Tensile Strength: Yield (Proof), MPa 470 to 1600
360

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Melting Completion (Liquidus), °C 1410
1580
Melting Onset (Solidus), °C 1330
1520
Specific Heat Capacity, J/kg-K 410
410
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Density, g/cm3 9.6
9.0
Embodied Carbon, kg CO2/kg material 9.8
13
Embodied Energy, MJ/kg 140
170
Embodied Water, L/kg 450
270

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
22
Strength to Weight: Axial, points 33 to 55
25
Strength to Weight: Bending, points 25 to 36
22
Thermal Shock Resistance, points 31 to 52
24

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Carbon (C), % 0.050 to 0.15
0 to 0.010
Chromium (Cr), % 19 to 21
6.0 to 10
Cobalt (Co), % 46.4 to 57
0 to 1.0
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 0 to 3.0
5.0 to 8.0
Manganese (Mn), % 1.0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
21 to 25
Nickel (Ni), % 9.0 to 11
53.9 to 68
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.4
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 14 to 16
0