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EN 2.4952 Nickel vs. R30016 Cobalt

EN 2.4952 nickel belongs to the nickel alloys classification, while R30016 cobalt belongs to the cobalt alloys. They have a modest 23% of their average alloy composition in common, which, by itself, doesn't mean much. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 2.4952 nickel and the bottom bar is R30016 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 17
8.4
Fatigue Strength, MPa 370
290
Impact Strength: V-Notched Charpy, J 22
8.0
Poisson's Ratio 0.29
0.28
Reduction in Area, % 14
8.0
Shear Modulus, GPa 74
85
Tensile Strength: Ultimate (UTS), MPa 1150
1010
Tensile Strength: Yield (Proof), MPa 670
580

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Melting Completion (Liquidus), °C 1350
1360
Melting Onset (Solidus), °C 1300
1270
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.0

Otherwise Unclassified Properties

Density, g/cm3 8.3
8.5
Embodied Carbon, kg CO2/kg material 9.8
7.7
Embodied Energy, MJ/kg 140
110
Embodied Water, L/kg 290
500

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
72
Resilience: Unit (Modulus of Resilience), kJ/m3 1180
770
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 38
33
Strength to Weight: Bending, points 29
26
Thermal Diffusivity, mm2/s 3.1
3.9
Thermal Shock Resistance, points 33
24

Alloy Composition

Aluminum (Al), % 1.0 to 1.8
0
Boron (B), % 0 to 0.0080
0
Carbon (C), % 0.040 to 0.1
0.9 to 1.4
Chromium (Cr), % 18 to 21
28 to 32
Cobalt (Co), % 0 to 1.0
49.6 to 66.9
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 0 to 1.5
0 to 3.0
Manganese (Mn), % 0 to 1.0
0.5 to 2.0
Molybdenum (Mo), % 0
0 to 1.5
Nickel (Ni), % 65 to 79.2
0 to 3.0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 1.0
0.2 to 2.0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 1.8 to 2.7
0
Tungsten (W), % 0
3.5 to 5.5