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EN 2.4964 Cobalt vs. CC760S Brass

EN 2.4964 cobalt belongs to the cobalt alloys classification, while CC760S brass 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 CC760S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
110
Elongation at Break, % 40
22
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 86
42
Tensile Strength: Ultimate (UTS), MPa 960
180
Tensile Strength: Yield (Proof), MPa 390
80

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Melting Completion (Liquidus), °C 1630
1000
Melting Onset (Solidus), °C 1550
940
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 15
150
Thermal Expansion, µm/m-K 12
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
38
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
40

Otherwise Unclassified Properties

Density, g/cm3 9.6
8.6
Embodied Carbon, kg CO2/kg material 9.8
2.6
Embodied Energy, MJ/kg 140
43
Embodied Water, L/kg 450
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
33
Resilience: Unit (Modulus of Resilience), kJ/m3 340
29
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 21
19
Strength to Weight: Axial, points 28
5.8
Strength to Weight: Bending, points 23
8.2
Thermal Diffusivity, mm2/s 3.9
45
Thermal Shock Resistance, points 25
6.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Arsenic (As), % 0
0.050 to 0.15
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 19 to 21
0
Cobalt (Co), % 46.4 to 58
0
Copper (Cu), % 0
83 to 88
Iron (Fe), % 0 to 3.0
0 to 0.15
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 0 to 2.0
0 to 0.1
Nickel (Ni), % 9.0 to 11
0 to 0.1
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.4
0 to 0.020
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.3
Tungsten (W), % 14 to 16
0
Zinc (Zn), % 0
10.7 to 17