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CC382H Copper-nickel vs. R31233 Cobalt

CC382H copper-nickel belongs to the copper alloys classification, while R31233 cobalt belongs to the cobalt alloys. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CC382H copper-nickel and the bottom bar is R31233 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
220
Elongation at Break, % 20
17
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 53
85
Tensile Strength: Ultimate (UTS), MPa 490
1020
Tensile Strength: Yield (Proof), MPa 290
420

Thermal Properties

Latent Heat of Fusion, J/g 240
320
Melting Completion (Liquidus), °C 1180
1350
Melting Onset (Solidus), °C 1120
1330
Specific Heat Capacity, J/kg-K 410
440
Thermal Conductivity, W/m-K 30
12
Thermal Expansion, µm/m-K 15
13

Electrical Properties

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

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.6
Embodied Carbon, kg CO2/kg material 5.2
8.4
Embodied Energy, MJ/kg 76
110
Embodied Water, L/kg 290
480

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85
140
Resilience: Unit (Modulus of Resilience), kJ/m3 290
410
Stiffness to Weight: Axial, points 8.8
14
Stiffness to Weight: Bending, points 20
23
Strength to Weight: Axial, points 15
33
Strength to Weight: Bending, points 16
26
Thermal Diffusivity, mm2/s 8.2
3.2
Thermal Shock Resistance, points 16
25

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Bismuth (Bi), % 0 to 0.0020
0
Boron (B), % 0 to 0.010
0 to 0.015
Carbon (C), % 0 to 0.030
0.020 to 0.1
Chromium (Cr), % 1.5 to 2.0
23.5 to 27.5
Cobalt (Co), % 0
44.7 to 63.3
Copper (Cu), % 62.8 to 68.4
0
Iron (Fe), % 0.5 to 1.0
1.0 to 5.0
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0 to 0.010
0
Manganese (Mn), % 0.5 to 1.0
0.1 to 1.5
Molybdenum (Mo), % 0
4.0 to 6.0
Nickel (Ni), % 29 to 32
7.0 to 11
Nitrogen (N), % 0
0.030 to 0.12
Phosphorus (P), % 0 to 0.010
0 to 0.030
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0.15 to 0.5
0.050 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.020
Tellurium (Te), % 0 to 0.0050
0
Titanium (Ti), % 0 to 0.25
0
Tungsten (W), % 0
1.0 to 3.0
Zinc (Zn), % 0 to 0.2
0
Zirconium (Zr), % 0 to 0.15
0