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EN 2.4964 Cobalt vs. N08221 Nickel

EN 2.4964 cobalt belongs to the cobalt alloys classification, while N08221 nickel belongs to the nickel alloys. They have a modest 32% of their average alloy composition in common, which, by itself, doesn't mean much. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 2.4964 cobalt and the bottom bar is N08221 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 40
34
Fatigue Strength, MPa 220
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 86
79
Tensile Strength: Ultimate (UTS), MPa 960
610
Tensile Strength: Yield (Proof), MPa 390
270

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Melting Completion (Liquidus), °C 1630
1440
Melting Onset (Solidus), °C 1550
1390
Specific Heat Capacity, J/kg-K 400
460
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Density, g/cm3 9.6
8.3
Embodied Carbon, kg CO2/kg material 9.8
7.9
Embodied Energy, MJ/kg 140
110
Embodied Water, L/kg 450
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
170
Resilience: Unit (Modulus of Resilience), kJ/m3 340
170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 28
21
Strength to Weight: Bending, points 23
19
Thermal Shock Resistance, points 25
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Carbon (C), % 0.050 to 0.15
0 to 0.025
Chromium (Cr), % 19 to 21
20 to 22
Cobalt (Co), % 46.4 to 58
0
Copper (Cu), % 0
1.5 to 3.0
Iron (Fe), % 0 to 3.0
22 to 33.9
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
5.0 to 6.5
Nickel (Ni), % 9.0 to 11
39 to 46
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.4
0 to 0.050
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0
0.6 to 1.0
Tungsten (W), % 14 to 16
0