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R30016 Cobalt vs. CC330G Bronze

R30016 cobalt belongs to the cobalt alloys classification, while CC330G bronze belongs to the copper alloys. There are 26 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 R30016 cobalt and the bottom bar is CC330G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
110
Elongation at Break, % 8.4
20
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 85
42
Tensile Strength: Ultimate (UTS), MPa 1010
530
Tensile Strength: Yield (Proof), MPa 580
190

Thermal Properties

Latent Heat of Fusion, J/g 320
230
Melting Completion (Liquidus), °C 1360
1050
Melting Onset (Solidus), °C 1270
1000
Specific Heat Capacity, J/kg-K 450
430
Thermal Conductivity, W/m-K 15
62
Thermal Expansion, µm/m-K 14
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
14
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
15

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.4
Embodied Carbon, kg CO2/kg material 7.7
3.2
Embodied Energy, MJ/kg 110
52
Embodied Water, L/kg 500
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 72
82
Resilience: Unit (Modulus of Resilience), kJ/m3 770
170
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 33
18
Strength to Weight: Bending, points 26
17
Thermal Diffusivity, mm2/s 3.9
17
Thermal Shock Resistance, points 24
19

Alloy Composition

Aluminum (Al), % 0
8.0 to 10.5
Carbon (C), % 0.9 to 1.4
0
Chromium (Cr), % 28 to 32
0
Cobalt (Co), % 49.6 to 66.9
0
Copper (Cu), % 0
87 to 92
Iron (Fe), % 0 to 3.0
0 to 1.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0.5 to 2.0
0 to 0.5
Molybdenum (Mo), % 0 to 1.5
0
Nickel (Ni), % 0 to 3.0
0 to 1.0
Silicon (Si), % 0.2 to 2.0
0 to 0.2
Tin (Sn), % 0
0 to 0.3
Tungsten (W), % 3.5 to 5.5
0
Zinc (Zn), % 0
0 to 0.5