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R30016 Cobalt vs. CC334G Bronze

R30016 cobalt belongs to the cobalt alloys classification, while CC334G 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 CC334G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
120
Elongation at Break, % 8.4
5.6
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 85
45
Tensile Strength: Ultimate (UTS), MPa 1010
810
Tensile Strength: Yield (Proof), MPa 580
410

Thermal Properties

Latent Heat of Fusion, J/g 320
240
Melting Completion (Liquidus), °C 1360
1080
Melting Onset (Solidus), °C 1270
1020
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 15
41
Thermal Expansion, µm/m-K 14
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
8.0

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.2
Embodied Carbon, kg CO2/kg material 7.7
3.6
Embodied Energy, MJ/kg 110
59
Embodied Water, L/kg 500
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 72
38
Resilience: Unit (Modulus of Resilience), kJ/m3 770
710
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 33
28
Strength to Weight: Bending, points 26
24
Thermal Diffusivity, mm2/s 3.9
11
Thermal Shock Resistance, points 24
28

Alloy Composition

Aluminum (Al), % 0
10 to 12
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
72 to 84.5
Iron (Fe), % 0 to 3.0
3.0 to 7.0
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0.5 to 2.0
0 to 2.5
Molybdenum (Mo), % 0 to 1.5
0
Nickel (Ni), % 0 to 3.0
4.0 to 7.5
Silicon (Si), % 0.2 to 2.0
0 to 0.1
Tin (Sn), % 0
0 to 0.2
Tungsten (W), % 3.5 to 5.5
0
Zinc (Zn), % 0
0 to 0.5