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EN 2.4964 Cobalt vs. C35600 Brass

EN 2.4964 cobalt belongs to the cobalt alloys classification, while C35600 brass 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 C35600 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
100
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 86
39
Tensile Strength: Ultimate (UTS), MPa 960
340 to 650

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Melting Completion (Liquidus), °C 1630
900
Melting Onset (Solidus), °C 1550
890
Specific Heat Capacity, J/kg-K 400
380
Thermal Conductivity, W/m-K 15
120
Thermal Expansion, µm/m-K 12
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
26
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
29

Otherwise Unclassified Properties

Density, g/cm3 9.6
8.1
Embodied Carbon, kg CO2/kg material 9.8
2.6
Embodied Energy, MJ/kg 140
45
Embodied Water, L/kg 450
320

Common Calculations

Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 21
19
Strength to Weight: Axial, points 28
11 to 22
Strength to Weight: Bending, points 23
13 to 21
Thermal Diffusivity, mm2/s 3.9
38
Thermal Shock Resistance, points 25
11 to 22

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
60 to 63
Iron (Fe), % 0 to 3.0
0 to 0.1
Lead (Pb), % 0
2.0 to 3.0
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 9.0 to 11
0
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
33.4 to 38
Residuals, % 0
0 to 0.5