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CC493K Bronze vs. R31233 Cobalt

CC493K bronze belongs to the copper alloys classification, while R31233 cobalt belongs to the cobalt 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 CC493K bronze and the bottom bar is R31233 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
220
Elongation at Break, % 14
17
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 39
85
Tensile Strength: Ultimate (UTS), MPa 270
1020
Tensile Strength: Yield (Proof), MPa 140
420

Thermal Properties

Latent Heat of Fusion, J/g 180
320
Melting Completion (Liquidus), °C 960
1350
Melting Onset (Solidus), °C 880
1330
Specific Heat Capacity, J/kg-K 360
440
Thermal Conductivity, W/m-K 61
12
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 12
2.1

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.6
Embodied Carbon, kg CO2/kg material 3.3
8.4
Embodied Energy, MJ/kg 53
110
Embodied Water, L/kg 370
480

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
140
Resilience: Unit (Modulus of Resilience), kJ/m3 89
410
Stiffness to Weight: Axial, points 6.5
14
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 8.6
33
Strength to Weight: Bending, points 11
26
Thermal Diffusivity, mm2/s 19
3.2
Thermal Shock Resistance, points 10
25

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.3
0
Boron (B), % 0
0 to 0.015
Carbon (C), % 0
0.020 to 0.1
Chromium (Cr), % 0
23.5 to 27.5
Cobalt (Co), % 0
44.7 to 63.3
Copper (Cu), % 79 to 86
0
Iron (Fe), % 0 to 0.2
1.0 to 5.0
Lead (Pb), % 5.0 to 8.0
0
Manganese (Mn), % 0
0.1 to 1.5
Molybdenum (Mo), % 0
4.0 to 6.0
Nickel (Ni), % 0 to 2.0
7.0 to 11
Nitrogen (N), % 0
0.030 to 0.12
Phosphorus (P), % 0 to 0.1
0 to 0.030
Silicon (Si), % 0 to 0.010
0.050 to 1.0
Sulfur (S), % 0 to 0.1
0 to 0.020
Tin (Sn), % 5.2 to 8.0
0
Tungsten (W), % 0
1.0 to 3.0
Zinc (Zn), % 2.0 to 5.0
0