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Nickel 600 vs. R31538 Cobalt

Nickel 600 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 (7, in this case) are not shown.

For each property being compared, the top bar is nickel 600 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 to 35
13 to 23
Fatigue Strength, MPa 220 to 300
310 to 480
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
86
Tensile Strength: Ultimate (UTS), MPa 650 to 990
1020 to 1360
Tensile Strength: Yield (Proof), MPa 270 to 760
580 to 930

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Melting Completion (Liquidus), °C 1410
1360
Melting Onset (Solidus), °C 1350
1290
Specific Heat Capacity, J/kg-K 460
450
Thermal Conductivity, W/m-K 14
13
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
2.1

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.4
Embodied Carbon, kg CO2/kg material 9.0
8.1
Embodied Energy, MJ/kg 130
110
Embodied Water, L/kg 250
530

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 180
140 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 1490
750 to 1920
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 21 to 32
34 to 45
Strength to Weight: Bending, points 20 to 26
27 to 32
Thermal Diffusivity, mm2/s 3.6
3.5
Thermal Shock Resistance, points 19 to 29
25 to 33

Alloy Composition

Carbon (C), % 0 to 0.15
0.15 to 0.35
Chromium (Cr), % 14 to 17
26 to 30
Cobalt (Co), % 0
58.7 to 68.9
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 6.0 to 10
0 to 0.75
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
5.0 to 7.0
Nickel (Ni), % 72 to 80
0 to 1.0
Nitrogen (N), % 0
0 to 0.25
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0

Comparable Variants