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R31537 Cobalt vs. CC382H Copper-nickel

R31537 cobalt belongs to the cobalt alloys classification, while CC382H 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 R31537 cobalt and the bottom bar is CC382H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
140
Elongation at Break, % 14 to 23
20
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 87
53
Tensile Strength: Ultimate (UTS), MPa 1000 to 1340
490
Tensile Strength: Yield (Proof), MPa 590 to 940
290

Thermal Properties

Latent Heat of Fusion, J/g 320
240
Melting Completion (Liquidus), °C 1360
1180
Melting Onset (Solidus), °C 1290
1120
Specific Heat Capacity, J/kg-K 450
410
Thermal Conductivity, W/m-K 13
30
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
5.6

Otherwise Unclassified Properties

Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 8.1
5.2
Embodied Energy, MJ/kg 110
76
Embodied Water, L/kg 530
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 200
85
Resilience: Unit (Modulus of Resilience), kJ/m3 780 to 1990
290
Stiffness to Weight: Axial, points 15
8.8
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 33 to 44
15
Strength to Weight: Bending, points 26 to 32
16
Thermal Diffusivity, mm2/s 3.4
8.2
Thermal Shock Resistance, points 24 to 32
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Bismuth (Bi), % 0
0 to 0.0020
Boron (B), % 0
0 to 0.010
Carbon (C), % 0 to 0.14
0 to 0.030
Chromium (Cr), % 26 to 30
1.5 to 2.0
Cobalt (Co), % 58.9 to 69
0
Copper (Cu), % 0
62.8 to 68.4
Iron (Fe), % 0 to 0.75
0.5 to 1.0
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0 to 1.0
0.5 to 1.0
Molybdenum (Mo), % 5.0 to 7.0
0
Nickel (Ni), % 0 to 1.0
29 to 32
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.010
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 1.0
0.15 to 0.5
Sulfur (S), % 0
0 to 0.010
Tellurium (Te), % 0
0 to 0.0050
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0
0 to 0.2
Zirconium (Zr), % 0
0 to 0.15