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Nickel 59 vs. R30001 Cobalt

Nickel 59 belongs to the nickel alloys classification, while R30001 cobalt belongs to the cobalt alloys. They have a modest 26% 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 (11, in this case) are not shown.

For each property being compared, the top bar is nickel 59 and the bottom bar is R30001 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
220
Elongation at Break, % 50
1.0
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
86
Tensile Strength: Ultimate (UTS), MPa 780
620

Thermal Properties

Latent Heat of Fusion, J/g 330
310
Melting Completion (Liquidus), °C 1500
1530
Melting Onset (Solidus), °C 1450
1260
Specific Heat Capacity, J/kg-K 430
430
Thermal Conductivity, W/m-K 10
15
Thermal Expansion, µm/m-K 17
11

Otherwise Unclassified Properties

Density, g/cm3 8.7
9.0
Embodied Carbon, kg CO2/kg material 12
8.9
Embodied Energy, MJ/kg 160
130
Embodied Water, L/kg 310
460

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 25
19
Strength to Weight: Bending, points 22
18
Thermal Diffusivity, mm2/s 2.7
3.7
Thermal Shock Resistance, points 15
19

Alloy Composition

Aluminum (Al), % 0.1 to 0.4
0
Carbon (C), % 0 to 0.010
2.0 to 3.0
Chromium (Cr), % 22 to 24
28 to 32
Cobalt (Co), % 0 to 0.3
43 to 59
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 1.5
0 to 3.0
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 15 to 16.5
0 to 1.0
Nickel (Ni), % 56.2 to 62.9
0 to 3.0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.1
0 to 2.0
Sulfur (S), % 0 to 0.010
0
Tungsten (W), % 0
11 to 13