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R31539 Cobalt vs. CC383H Copper-nickel

R31539 cobalt belongs to the cobalt alloys classification, while CC383H copper-nickel belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is R31539 cobalt and the bottom bar is CC383H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
140
Elongation at Break, % 13 to 22
20
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 86
52
Tensile Strength: Ultimate (UTS), MPa 1000 to 1340
490
Tensile Strength: Yield (Proof), MPa 590 to 940
260

Thermal Properties

Latent Heat of Fusion, J/g 320
240
Melting Completion (Liquidus), °C 1360
1180
Melting Onset (Solidus), °C 1290
1130
Specific Heat Capacity, J/kg-K 450
410
Thermal Conductivity, W/m-K 13
29
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
5.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
5.3

Otherwise Unclassified Properties

Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 8.2
5.7
Embodied Energy, MJ/kg 110
83
Embodied Water, L/kg 530
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 190
84
Resilience: Unit (Modulus of Resilience), kJ/m3 780 to 2000
250
Stiffness to Weight: Axial, points 15
8.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 33 to 44
15
Strength to Weight: Bending, points 27 to 32
16
Thermal Diffusivity, mm2/s 3.5
8.1
Thermal Shock Resistance, points 24 to 32
17

Alloy Composition

Aluminum (Al), % 0.3 to 1.0
0 to 0.010
Bismuth (Bi), % 0
0 to 0.010
Boron (B), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.020
Carbon (C), % 0 to 0.14
0 to 0.030
Chromium (Cr), % 26 to 30
0
Cobalt (Co), % 57.7 to 68.7
0
Copper (Cu), % 0
64 to 69.1
Iron (Fe), % 0 to 0.75
0.5 to 1.5
Lanthanum (La), % 0.030 to 0.2
0
Lead (Pb), % 0
0 to 0.010
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0 to 1.0
0.6 to 1.2
Molybdenum (Mo), % 5.0 to 7.0
0
Nickel (Ni), % 0 to 1.0
29 to 31
Niobium (Nb), % 0
0.5 to 1.0
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.010
Selenium (Se), % 0
0 to 0.010
Silicon (Si), % 0 to 1.0
0.3 to 0.7
Sulfur (S), % 0
0 to 0.010
Tellurium (Te), % 0
0 to 0.010
Zinc (Zn), % 0
0 to 0.5