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EN 2.4964 Cobalt vs. C96800 Copper

EN 2.4964 cobalt belongs to the cobalt alloys classification, while C96800 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 2.4964 cobalt and the bottom bar is C96800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
120
Elongation at Break, % 40
3.4
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 86
46
Tensile Strength: Ultimate (UTS), MPa 960
1010
Tensile Strength: Yield (Proof), MPa 390
860

Thermal Properties

Latent Heat of Fusion, J/g 290
220
Melting Completion (Liquidus), °C 1630
1120
Melting Onset (Solidus), °C 1550
1060
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 15
52
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
10
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
10

Otherwise Unclassified Properties

Density, g/cm3 9.6
8.9
Embodied Carbon, kg CO2/kg material 9.8
3.4
Embodied Energy, MJ/kg 140
52
Embodied Water, L/kg 450
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
33
Resilience: Unit (Modulus of Resilience), kJ/m3 340
3000
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 21
19
Strength to Weight: Axial, points 28
32
Strength to Weight: Bending, points 23
25
Thermal Diffusivity, mm2/s 3.9
15
Thermal Shock Resistance, points 25
35

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.020
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 19 to 21
0
Cobalt (Co), % 46.4 to 58
0
Copper (Cu), % 0
87.1 to 90.5
Iron (Fe), % 0 to 3.0
0 to 0.5
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0 to 2.0
0.050 to 0.3
Nickel (Ni), % 9.0 to 11
9.5 to 10.5
Phosphorus (P), % 0 to 0.020
0 to 0.0050
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.015
0 to 0.0025
Tungsten (W), % 14 to 16
0
Zinc (Zn), % 0
0 to 1.0
Residuals, % 0
0 to 0.5