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N10276 Nickel vs. G-CoCr28 Cobalt

N10276 nickel belongs to the nickel alloys classification, while G-CoCr28 cobalt belongs to the cobalt alloys. They have a modest 25% of their average alloy composition in common, which, by itself, doesn't mean much. 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 N10276 nickel and the bottom bar is G-CoCr28 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
210
Elongation at Break, % 47
6.7
Fatigue Strength, MPa 280
130
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
83
Tensile Strength: Ultimate (UTS), MPa 780
560
Tensile Strength: Yield (Proof), MPa 320
260

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Maximum Temperature: Mechanical, °C 960
1200
Melting Completion (Liquidus), °C 1370
1330
Melting Onset (Solidus), °C 1320
1270
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 9.1
8.5
Thermal Expansion, µm/m-K 11
14

Otherwise Unclassified Properties

Base Metal Price, % relative 70
100
Density, g/cm3 9.1
8.1
Embodied Carbon, kg CO2/kg material 13
6.2
Embodied Energy, MJ/kg 170
84
Embodied Water, L/kg 280
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
31
Resilience: Unit (Modulus of Resilience), kJ/m3 230
160
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 24
19
Strength to Weight: Bending, points 21
19
Thermal Diffusivity, mm2/s 2.4
2.2
Thermal Shock Resistance, points 23
14

Alloy Composition

Carbon (C), % 0 to 0.010
0.050 to 0.25
Chromium (Cr), % 14.5 to 16.5
27 to 30
Cobalt (Co), % 0 to 2.5
48 to 52
Iron (Fe), % 4.0 to 7.0
9.7 to 24.5
Manganese (Mn), % 0 to 0.010
0 to 1.5
Molybdenum (Mo), % 15 to 17
0 to 0.5
Nickel (Ni), % 51 to 63.5
0 to 4.0
Niobium (Nb), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.080
0.5 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 3.0 to 4.5
0
Vanadium (V), % 0 to 0.35
0