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EN 2.4964 Cobalt vs. CC499K Bronze

EN 2.4964 cobalt belongs to the cobalt alloys classification, while CC499K bronze 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 CC499K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
110
Elongation at Break, % 40
13
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 86
41
Tensile Strength: Ultimate (UTS), MPa 960
260
Tensile Strength: Yield (Proof), MPa 390
120

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Melting Completion (Liquidus), °C 1630
1000
Melting Onset (Solidus), °C 1550
920
Specific Heat Capacity, J/kg-K 400
370
Thermal Conductivity, W/m-K 15
73
Thermal Expansion, µm/m-K 12
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
12
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
12

Otherwise Unclassified Properties

Density, g/cm3 9.6
8.8
Embodied Carbon, kg CO2/kg material 9.8
3.1
Embodied Energy, MJ/kg 140
51
Embodied Water, L/kg 450
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
27
Resilience: Unit (Modulus of Resilience), kJ/m3 340
65
Stiffness to Weight: Axial, points 13
6.9
Stiffness to Weight: Bending, points 21
18
Strength to Weight: Axial, points 28
8.1
Strength to Weight: Bending, points 23
10
Thermal Diffusivity, mm2/s 3.9
22
Thermal Shock Resistance, points 25
9.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.020
Cadmium (Cd), % 0
0 to 0.020
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 19 to 21
0 to 0.020
Cobalt (Co), % 46.4 to 58
0
Copper (Cu), % 0
84 to 88
Iron (Fe), % 0 to 3.0
0 to 0.3
Lead (Pb), % 0
0 to 3.0
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 9.0 to 11
0 to 0.6
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 0.010
Sulfur (S), % 0 to 0.015
0 to 0.040
Tin (Sn), % 0
4.0 to 6.0
Tungsten (W), % 14 to 16
0
Zinc (Zn), % 0
4.0 to 6.0