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EN 2.4815 Cast Nickel vs. R31538 Cobalt

EN 2.4815 cast nickel belongs to the nickel alloys classification, while R31538 cobalt belongs to the cobalt alloys. There are 27 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 EN 2.4815 cast nickel and the bottom bar is R31538 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 3.4
13 to 23
Fatigue Strength, MPa 89
310 to 480
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
86
Tensile Strength: Ultimate (UTS), MPa 460
1020 to 1360
Tensile Strength: Yield (Proof), MPa 220
580 to 930

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Melting Completion (Liquidus), °C 1510
1360
Melting Onset (Solidus), °C 1450
1290
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 25
13
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.1

Otherwise Unclassified Properties

Density, g/cm3 8.3
8.4
Embodied Carbon, kg CO2/kg material 7.9
8.1
Embodied Energy, MJ/kg 110
110
Embodied Water, L/kg 230
530

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13
140 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 130
750 to 1920
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
34 to 45
Strength to Weight: Bending, points 16
27 to 32
Thermal Diffusivity, mm2/s 6.4
3.5
Thermal Shock Resistance, points 17
25 to 33

Alloy Composition

Carbon (C), % 0.35 to 0.65
0.15 to 0.35
Chromium (Cr), % 12 to 18
26 to 30
Cobalt (Co), % 0
58.7 to 68.9
Iron (Fe), % 9.8 to 28.7
0 to 0.75
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 1.0
5.0 to 7.0
Nickel (Ni), % 58 to 66
0 to 1.0
Nitrogen (N), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 1.0 to 2.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0