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R30003 Cobalt vs. EN 2.4663 Nickel

R30003 cobalt belongs to the cobalt alloys classification, while EN 2.4663 nickel belongs to the nickel alloys. They have 56% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is R30003 cobalt and the bottom bar is EN 2.4663 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 10 to 73
40
Fatigue Strength, MPa 320 to 560
250
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 83
81
Tensile Strength: Ultimate (UTS), MPa 970 to 1720
780
Tensile Strength: Yield (Proof), MPa 510 to 1090
310

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Melting Completion (Liquidus), °C 1400
1430
Melting Onset (Solidus), °C 1440
1380
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 13
13
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 95
75
Density, g/cm3 8.4
8.6
Embodied Carbon, kg CO2/kg material 8.0
11
Embodied Energy, MJ/kg 110
140
Embodied Water, L/kg 400
350

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 600 to 2790
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 32 to 57
25
Strength to Weight: Bending, points 26 to 38
22
Thermal Diffusivity, mm2/s 3.3
3.5
Thermal Shock Resistance, points 26 to 45
22

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.4
Boron (B), % 0 to 0.1
0 to 0.0060
Carbon (C), % 0 to 0.15
0.050 to 0.1
Chromium (Cr), % 19 to 21
20 to 23
Cobalt (Co), % 39 to 41
11 to 14
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 10 to 20.5
0 to 2.0
Manganese (Mn), % 1.5 to 2.5
0 to 0.2
Molybdenum (Mo), % 6.0 to 8.0
8.5 to 10
Nickel (Ni), % 14 to 16
48 to 59.6
Phosphorus (P), % 0 to 0.015
0 to 0.010
Silicon (Si), % 0 to 1.2
0 to 0.2
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0
0.2 to 0.6