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R30003 Cobalt vs. N06210 Nickel

R30003 cobalt belongs to the cobalt alloys classification, while N06210 nickel belongs to the nickel alloys. They have 42% of their average alloy composition in common. There are 23 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 R30003 cobalt and the bottom bar is N06210 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
220
Elongation at Break, % 10 to 73
51
Fatigue Strength, MPa 320 to 560
320
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 83
85
Tensile Strength: Ultimate (UTS), MPa 970 to 1720
780
Tensile Strength: Yield (Proof), MPa 510 to 1090
350

Thermal Properties

Latent Heat of Fusion, J/g 310
330
Melting Completion (Liquidus), °C 1400
1570
Melting Onset (Solidus), °C 1440
1510
Specific Heat Capacity, J/kg-K 450
420
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 95
85
Density, g/cm3 8.4
9.0
Embodied Carbon, kg CO2/kg material 8.0
17
Embodied Energy, MJ/kg 110
250
Embodied Water, L/kg 400
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 600 to 2790
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 32 to 57
24
Strength to Weight: Bending, points 26 to 38
21
Thermal Shock Resistance, points 26 to 45
22

Alloy Composition

Boron (B), % 0 to 0.1
0
Carbon (C), % 0 to 0.15
0 to 0.015
Chromium (Cr), % 19 to 21
18 to 20
Cobalt (Co), % 39 to 41
0 to 1.0
Iron (Fe), % 10 to 20.5
0 to 1.0
Manganese (Mn), % 1.5 to 2.5
0 to 0.5
Molybdenum (Mo), % 6.0 to 8.0
18 to 20
Nickel (Ni), % 14 to 16
54.8 to 62.5
Phosphorus (P), % 0 to 0.015
0 to 0.020
Silicon (Si), % 0 to 1.2
0 to 0.080
Sulfur (S), % 0 to 0.015
0 to 0.020
Tantalum (Ta), % 0
1.5 to 2.2
Vanadium (V), % 0
0 to 0.35