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N06058 Nickel vs. R30155 Cobalt

N06058 nickel belongs to the nickel alloys classification, while R30155 cobalt belongs to the iron alloys. They have 46% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is N06058 nickel and the bottom bar is R30155 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
210
Elongation at Break, % 45
34
Fatigue Strength, MPa 350
310
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 86
81
Shear Strength, MPa 600
570
Tensile Strength: Ultimate (UTS), MPa 860
850
Tensile Strength: Yield (Proof), MPa 410
390

Thermal Properties

Latent Heat of Fusion, J/g 330
300
Maximum Temperature: Mechanical, °C 980
1100
Melting Completion (Liquidus), °C 1540
1470
Melting Onset (Solidus), °C 1490
1420
Specific Heat Capacity, J/kg-K 420
450
Thermal Conductivity, W/m-K 9.8
12
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 70
80
Density, g/cm3 8.8
8.5
Embodied Carbon, kg CO2/kg material 13
9.7
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 310
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
230
Resilience: Unit (Modulus of Resilience), kJ/m3 370
370
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 27
28
Strength to Weight: Bending, points 23
24
Thermal Diffusivity, mm2/s 2.6
3.2
Thermal Shock Resistance, points 23
21

Alloy Composition

Aluminum (Al), % 0 to 0.4
0
Carbon (C), % 0 to 0.010
0.080 to 0.16
Chromium (Cr), % 20 to 23
20 to 22.5
Cobalt (Co), % 0 to 0.3
18.5 to 21
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 1.5
24.3 to 36.2
Manganese (Mn), % 0 to 0.5
1.0 to 2.0
Molybdenum (Mo), % 19 to 21
2.5 to 3.5
Nickel (Ni), % 52.2 to 61
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0.020 to 0.15
0 to 0.2
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Tantalum (Ta), % 0
0.75 to 1.3
Tungsten (W), % 0 to 0.3
2.0 to 3.0