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R30001 Cobalt vs. N06250 Nickel

R30001 cobalt belongs to the cobalt alloys classification, while N06250 nickel belongs to the nickel alloys. They have a modest 26% of their average alloy composition in common, which, by itself, doesn't mean much. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is R30001 cobalt and the bottom bar is N06250 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
210
Elongation at Break, % 1.0
46
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 86
82
Tensile Strength: Ultimate (UTS), MPa 620
710

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Melting Completion (Liquidus), °C 1530
1490
Melting Onset (Solidus), °C 1260
1440
Specific Heat Capacity, J/kg-K 430
440
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Density, g/cm3 9.0
8.6
Embodied Carbon, kg CO2/kg material 8.9
10
Embodied Energy, MJ/kg 130
140
Embodied Water, L/kg 460
270

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 19
23
Strength to Weight: Bending, points 18
21
Thermal Shock Resistance, points 19
19

Alloy Composition

Carbon (C), % 2.0 to 3.0
0 to 0.020
Chromium (Cr), % 28 to 32
20 to 23
Cobalt (Co), % 43 to 59
0
Copper (Cu), % 0
0.25 to 1.3
Iron (Fe), % 0 to 3.0
7.4 to 19.4
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0 to 1.0
10.1 to 12
Nickel (Ni), % 0 to 3.0
50 to 54
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 2.0
0 to 0.090
Sulfur (S), % 0
0 to 0.0050
Tungsten (W), % 11 to 13
0.25 to 1.3