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R30075 Cobalt vs. N10629 Nickel

R30075 cobalt belongs to the cobalt alloys classification, while N10629 nickel belongs to the nickel alloys. There are 23 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 R30075 cobalt and the bottom bar is N10629 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210 to 250
220
Elongation at Break, % 12
45
Fatigue Strength, MPa 250 to 840
340
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 82 to 98
83
Tensile Strength: Ultimate (UTS), MPa 780 to 1280
860
Tensile Strength: Yield (Proof), MPa 480 to 840
400

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Melting Completion (Liquidus), °C 1360
1610
Melting Onset (Solidus), °C 1290
1560
Specific Heat Capacity, J/kg-K 450
390
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Density, g/cm3 8.4
9.2
Embodied Carbon, kg CO2/kg material 8.1
15
Embodied Energy, MJ/kg 110
190
Embodied Water, L/kg 530
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84 to 140
320
Resilience: Unit (Modulus of Resilience), kJ/m3 560 to 1410
360
Stiffness to Weight: Axial, points 14 to 17
13
Stiffness to Weight: Bending, points 24 to 25
22
Strength to Weight: Axial, points 26 to 42
26
Strength to Weight: Bending, points 22 to 31
22
Thermal Shock Resistance, points 21 to 29
27

Alloy Composition

Aluminum (Al), % 0 to 0.1
0.1 to 0.5
Boron (B), % 0 to 0.010
0
Carbon (C), % 0 to 0.35
0 to 0.010
Chromium (Cr), % 27 to 30
0.5 to 1.5
Cobalt (Co), % 58.7 to 68
0 to 2.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 0 to 0.75
1.0 to 6.0
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 5.0 to 7.0
26 to 30
Nickel (Ni), % 0 to 0.5
65 to 72.4
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.050
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0 to 0.1
0
Tungsten (W), % 0 to 0.2
0