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CC383H Copper-nickel vs. R30605 Cobalt

CC383H copper-nickel belongs to the copper alloys classification, while R30605 cobalt belongs to the cobalt alloys. There are 24 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 CC383H copper-nickel and the bottom bar is R30605 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
210
Elongation at Break, % 20
34
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 52
81
Tensile Strength: Ultimate (UTS), MPa 490
1130 to 1900
Tensile Strength: Yield (Proof), MPa 260
470 to 1600

Thermal Properties

Latent Heat of Fusion, J/g 240
290
Melting Completion (Liquidus), °C 1180
1410
Melting Onset (Solidus), °C 1130
1330
Specific Heat Capacity, J/kg-K 410
410
Thermal Conductivity, W/m-K 29
9.6
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 5.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
1.8

Otherwise Unclassified Properties

Density, g/cm3 8.9
9.6
Embodied Carbon, kg CO2/kg material 5.7
9.8
Embodied Energy, MJ/kg 83
140
Embodied Water, L/kg 280
450

Common Calculations

Stiffness to Weight: Axial, points 8.6
12
Stiffness to Weight: Bending, points 19
21
Strength to Weight: Axial, points 15
33 to 55
Strength to Weight: Bending, points 16
25 to 36
Thermal Diffusivity, mm2/s 8.1
2.5
Thermal Shock Resistance, points 17
31 to 52

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Bismuth (Bi), % 0 to 0.010
0
Boron (B), % 0 to 0.010
0
Cadmium (Cd), % 0 to 0.020
0
Carbon (C), % 0 to 0.030
0.050 to 0.15
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
46.4 to 57
Copper (Cu), % 64 to 69.1
0
Iron (Fe), % 0.5 to 1.5
0 to 3.0
Lead (Pb), % 0 to 0.010
0
Magnesium (Mg), % 0 to 0.010
0
Manganese (Mn), % 0.6 to 1.2
1.0 to 2.0
Nickel (Ni), % 29 to 31
9.0 to 11
Niobium (Nb), % 0.5 to 1.0
0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Selenium (Se), % 0 to 0.010
0
Silicon (Si), % 0.3 to 0.7
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.030
Tellurium (Te), % 0 to 0.010
0
Tungsten (W), % 0
14 to 16
Zinc (Zn), % 0 to 0.5
0