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EN 2.4964 Cobalt vs. N06975 Nickel

EN 2.4964 cobalt belongs to the cobalt alloys classification, while N06975 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 (7, in this case) are not shown.

For each property being compared, the top bar is EN 2.4964 cobalt and the bottom bar is N06975 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 40
45
Fatigue Strength, MPa 220
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 86
80
Tensile Strength: Ultimate (UTS), MPa 960
660
Tensile Strength: Yield (Proof), MPa 390
250

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Melting Completion (Liquidus), °C 1630
1430
Melting Onset (Solidus), °C 1550
1380
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
8.9
Embodied Energy, MJ/kg 140
120
Embodied Water, L/kg 450
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
240
Resilience: Unit (Modulus of Resilience), kJ/m3 340
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 28
22
Strength to Weight: Bending, points 23
20
Thermal Shock Resistance, points 25
18

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.030
Chromium (Cr), % 19 to 21
23 to 26
Cobalt (Co), % 46.4 to 58
0
Copper (Cu), % 0
0.7 to 1.2
Iron (Fe), % 0 to 3.0
10.2 to 23.6
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
5.0 to 7.0
Nickel (Ni), % 9.0 to 11
47 to 52
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0
0.7 to 1.5
Tungsten (W), % 14 to 16
0