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EN 2.4816 Nickel vs. R30016 Cobalt

EN 2.4816 nickel belongs to the nickel alloys classification, while R30016 cobalt belongs to the cobalt alloys. There are 27 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 2.4816 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, % 34
8.4
Fatigue Strength, MPa 200
290
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
85
Tensile Strength: Ultimate (UTS), MPa 700
1010
Tensile Strength: Yield (Proof), MPa 270
580

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Melting Completion (Liquidus), °C 1370
1360
Melting Onset (Solidus), °C 1320
1270
Specific Heat Capacity, J/kg-K 460
450
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
2.0

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.5
Embodied Carbon, kg CO2/kg material 9.0
7.7
Embodied Energy, MJ/kg 130
110
Embodied Water, L/kg 260
500

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
72
Resilience: Unit (Modulus of Resilience), kJ/m3 190
770
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 23
33
Strength to Weight: Bending, points 21
26
Thermal Diffusivity, mm2/s 3.8
3.9
Thermal Shock Resistance, points 20
24

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Carbon (C), % 0.050 to 0.1
0.9 to 1.4
Chromium (Cr), % 14 to 17
28 to 32
Cobalt (Co), % 0
49.6 to 66.9
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 6.0 to 10
0 to 3.0
Manganese (Mn), % 0 to 1.0
0.5 to 2.0
Molybdenum (Mo), % 0
0 to 1.5
Nickel (Ni), % 72 to 80
0 to 3.0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.5
0.2 to 2.0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0 to 0.3
0
Tungsten (W), % 0
3.5 to 5.5