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EN 2.4878 Nickel vs. R30006 Cobalt

EN 2.4878 nickel belongs to the nickel alloys classification, while R30006 cobalt belongs to the cobalt alloys. They have 47% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 2.4878 nickel and the bottom bar is R30006 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 13 to 17
1.0
Fatigue Strength, MPa 400 to 410
260
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 78
85
Tensile Strength: Ultimate (UTS), MPa 1210 to 1250
900
Tensile Strength: Yield (Proof), MPa 740 to 780
540

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Melting Completion (Liquidus), °C 1370
1400
Melting Onset (Solidus), °C 1320
1290
Specific Heat Capacity, J/kg-K 460
450
Thermal Conductivity, W/m-K 11
15
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Density, g/cm3 8.3
8.6
Embodied Carbon, kg CO2/kg material 10
7.8
Embodied Energy, MJ/kg 150
110
Embodied Water, L/kg 370
500

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 180
7.8
Resilience: Unit (Modulus of Resilience), kJ/m3 1370 to 1540
670
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 41 to 42
29
Strength to Weight: Bending, points 31
24
Thermal Diffusivity, mm2/s 2.8
3.9
Thermal Shock Resistance, points 37 to 39
26

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
0
Boron (B), % 0.010 to 0.015
0
Carbon (C), % 0.030 to 0.070
0.9 to 1.4
Chromium (Cr), % 23 to 25
27 to 32
Cobalt (Co), % 19 to 21
48.6 to 68.1
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 0 to 1.0
0 to 3.0
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 1.0 to 2.0
0 to 1.0
Nickel (Ni), % 43.6 to 52.2
0 to 3.0
Niobium (Nb), % 0.7 to 1.2
0
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.5
0 to 2.0
Sulfur (S), % 0 to 0.0070
0
Tantalum (Ta), % 0 to 0.050
0
Titanium (Ti), % 2.8 to 3.2
0
Tungsten (W), % 0
4.0 to 6.0
Zirconium (Zr), % 0.030 to 0.070
0