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EN 2.4964 Cobalt vs. CC752S Brass

EN 2.4964 cobalt belongs to the cobalt alloys classification, while CC752S 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 CC752S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
100
Elongation at Break, % 40
8.4
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 86
40
Tensile Strength: Ultimate (UTS), MPa 960
350
Tensile Strength: Yield (Proof), MPa 390
190

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Melting Completion (Liquidus), °C 1630
840
Melting Onset (Solidus), °C 1550
800
Specific Heat Capacity, J/kg-K 400
380
Thermal Conductivity, W/m-K 15
110
Thermal Expansion, µm/m-K 12
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
25
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
28

Otherwise Unclassified Properties

Density, g/cm3 9.6
8.1
Embodied Carbon, kg CO2/kg material 9.8
2.7
Embodied Energy, MJ/kg 140
46
Embodied Water, L/kg 450
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
25
Resilience: Unit (Modulus of Resilience), kJ/m3 340
180
Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 21
19
Strength to Weight: Axial, points 28
12
Strength to Weight: Bending, points 23
13
Thermal Diffusivity, mm2/s 3.9
35
Thermal Shock Resistance, points 25
12

Alloy Composition

Aluminum (Al), % 0
0.3 to 0.7
Antimony (Sb), % 0
0 to 0.14
Arsenic (As), % 0
0.040 to 0.14
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 19 to 21
0
Cobalt (Co), % 46.4 to 58
0
Copper (Cu), % 0
61.5 to 64.5
Iron (Fe), % 0 to 3.0
0 to 0.3
Lead (Pb), % 0
1.5 to 2.2
Manganese (Mn), % 0 to 2.0
0 to 0.1
Nickel (Ni), % 9.0 to 11
0 to 0.2
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
31.5 to 36.7