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EN 2.4964 Cobalt vs. C18600 Copper

EN 2.4964 cobalt belongs to the cobalt alloys classification, while C18600 copper belongs to the copper 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 EN 2.4964 cobalt and the bottom bar is C18600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
120
Elongation at Break, % 40
8.0 to 11
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 86
44
Tensile Strength: Ultimate (UTS), MPa 960
520 to 580
Tensile Strength: Yield (Proof), MPa 390
500 to 520

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Melting Completion (Liquidus), °C 1630
1090
Melting Onset (Solidus), °C 1550
1070
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 15
280
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
70
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
71

Otherwise Unclassified Properties

Density, g/cm3 9.6
8.9
Embodied Carbon, kg CO2/kg material 9.8
2.9
Embodied Energy, MJ/kg 140
46
Embodied Water, L/kg 450
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
44 to 58
Resilience: Unit (Modulus of Resilience), kJ/m3 340
1060 to 1180
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 21
18
Strength to Weight: Axial, points 28
16 to 18
Strength to Weight: Bending, points 23
16 to 17
Thermal Diffusivity, mm2/s 3.9
81
Thermal Shock Resistance, points 25
19 to 20

Alloy Composition

Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 19 to 21
0.1 to 1.0
Cobalt (Co), % 46.4 to 58
0 to 0.1
Copper (Cu), % 0
96.5 to 99.55
Iron (Fe), % 0 to 3.0
0.25 to 0.8
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 9.0 to 11
0 to 0.25
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0
0.050 to 0.5
Tungsten (W), % 14 to 16
0
Zirconium (Zr), % 0
0.050 to 0.4
Residuals, % 0
0 to 0.5