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EN 2.4964 Cobalt vs. C15900 Copper

EN 2.4964 cobalt belongs to the cobalt alloys classification, while C15900 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 2.4964 cobalt and the bottom bar is C15900 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
110
Elongation at Break, % 40
6.5
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 86
43
Tensile Strength: Ultimate (UTS), MPa 960
720
Tensile Strength: Yield (Proof), MPa 390
240

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Melting Completion (Liquidus), °C 1630
1080
Melting Onset (Solidus), °C 1550
1030
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
48
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
49

Otherwise Unclassified Properties

Density, g/cm3 9.6
8.8
Embodied Carbon, kg CO2/kg material 9.8
2.8
Embodied Energy, MJ/kg 140
45
Embodied Water, L/kg 450
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
37
Resilience: Unit (Modulus of Resilience), kJ/m3 340
260
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 21
18
Strength to Weight: Axial, points 28
23
Strength to Weight: Bending, points 23
20
Thermal Diffusivity, mm2/s 3.9
80
Thermal Shock Resistance, points 25
26

Alloy Composition

Aluminum (Al), % 0
0.76 to 0.84
Carbon (C), % 0.050 to 0.15
0.27 to 0.33
Chromium (Cr), % 19 to 21
0
Cobalt (Co), % 46.4 to 58
0
Copper (Cu), % 0
97.5 to 97.9
Iron (Fe), % 0 to 3.0
0 to 0.040
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 9.0 to 11
0
Oxygen (O), % 0
0.4 to 0.54
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0
0.66 to 0.74
Tungsten (W), % 14 to 16
0