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EN 2.4964 Cobalt vs. C76200 Nickel Silver

EN 2.4964 cobalt belongs to the cobalt alloys classification, while C76200 nickel silver belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 2.4964 cobalt and the bottom bar is C76200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
120
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 86
44
Tensile Strength: Ultimate (UTS), MPa 960
390 to 790

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Melting Completion (Liquidus), °C 1630
1030
Melting Onset (Solidus), °C 1550
980
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 15
45
Thermal Expansion, µm/m-K 12
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
9.8

Otherwise Unclassified Properties

Density, g/cm3 9.6
8.2
Embodied Carbon, kg CO2/kg material 9.8
3.6
Embodied Energy, MJ/kg 140
57
Embodied Water, L/kg 450
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 21
20
Strength to Weight: Axial, points 28
13 to 27
Strength to Weight: Bending, points 23
14 to 23
Thermal Diffusivity, mm2/s 3.9
14
Thermal Shock Resistance, points 25
13 to 26

Alloy Composition


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Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 19 to 21
0
Cobalt (Co), % 46.4 to 58
0
Copper (Cu), % 0
57 to 61
Iron (Fe), % 0 to 3.0
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0 to 2.0
0 to 0.5
Nickel (Ni), % 9.0 to 11
11 to 13.5
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.015
0
Tungsten (W), % 14 to 16
0
Zinc (Zn), % 0
24.2 to 32
Residuals, % 0
0 to 0.5