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EN 2.4654 Nickel vs. R30001 Cobalt

EN 2.4654 nickel belongs to the nickel alloys classification, while R30001 cobalt belongs to the cobalt alloys. They have a modest 36% 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 EN 2.4654 nickel and the bottom bar is R30001 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 17
1.0
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
86
Tensile Strength: Ultimate (UTS), MPa 1250
620

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Melting Completion (Liquidus), °C 1390
1530
Melting Onset (Solidus), °C 1330
1260
Specific Heat Capacity, J/kg-K 460
430
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Density, g/cm3 8.4
9.0
Embodied Carbon, kg CO2/kg material 10
8.9
Embodied Energy, MJ/kg 150
130
Embodied Water, L/kg 340
460

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 42
19
Strength to Weight: Bending, points 31
18
Thermal Diffusivity, mm2/s 3.3
3.7
Thermal Shock Resistance, points 37
19

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.020 to 0.1
2.0 to 3.0
Chromium (Cr), % 18 to 21
28 to 32
Cobalt (Co), % 12 to 15
43 to 59
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 0 to 2.0
0 to 3.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.5 to 5.0
0 to 1.0
Nickel (Ni), % 50.6 to 62.5
0 to 3.0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.15
0 to 2.0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 2.8 to 3.3
0
Tungsten (W), % 0
11 to 13
Zirconium (Zr), % 0.020 to 0.080
0