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C53800 Bronze vs. R30016 Cobalt

C53800 bronze belongs to the copper alloys classification, while R30016 cobalt belongs to the cobalt 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 C53800 bronze and the bottom bar is R30016 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
220
Elongation at Break, % 2.3
8.4
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 40
85
Tensile Strength: Ultimate (UTS), MPa 830
1010
Tensile Strength: Yield (Proof), MPa 660
580

Thermal Properties

Latent Heat of Fusion, J/g 190
320
Melting Completion (Liquidus), °C 980
1360
Melting Onset (Solidus), °C 800
1270
Specific Heat Capacity, J/kg-K 360
450
Thermal Conductivity, W/m-K 61
15
Thermal Expansion, µm/m-K 18
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
2.0

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.5
Embodied Carbon, kg CO2/kg material 3.9
7.7
Embodied Energy, MJ/kg 64
110
Embodied Water, L/kg 420
500

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18
72
Resilience: Unit (Modulus of Resilience), kJ/m3 2020
770
Stiffness to Weight: Axial, points 6.8
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 26
33
Strength to Weight: Bending, points 22
26
Thermal Diffusivity, mm2/s 19
3.9
Thermal Shock Resistance, points 31
24

Alloy Composition

Carbon (C), % 0
0.9 to 1.4
Chromium (Cr), % 0
28 to 32
Cobalt (Co), % 0
49.6 to 66.9
Copper (Cu), % 85.1 to 86.5
0
Iron (Fe), % 0 to 0.030
0 to 3.0
Lead (Pb), % 0.4 to 0.6
0
Manganese (Mn), % 0 to 0.060
0.5 to 2.0
Molybdenum (Mo), % 0
0 to 1.5
Nickel (Ni), % 0 to 0.030
0 to 3.0
Silicon (Si), % 0
0.2 to 2.0
Tin (Sn), % 13.1 to 13.9
0
Tungsten (W), % 0
3.5 to 5.5
Zinc (Zn), % 0 to 0.12
0
Residuals, % 0 to 0.2
0