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CC496K Bronze vs. R30016 Cobalt

CC496K 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 CC496K bronze and the bottom bar is R30016 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 97
220
Elongation at Break, % 8.6
8.4
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 36
85
Tensile Strength: Ultimate (UTS), MPa 210
1010
Tensile Strength: Yield (Proof), MPa 99
580

Thermal Properties

Latent Heat of Fusion, J/g 170
320
Melting Completion (Liquidus), °C 900
1360
Melting Onset (Solidus), °C 820
1270
Specific Heat Capacity, J/kg-K 340
450
Thermal Conductivity, W/m-K 52
15
Thermal Expansion, µm/m-K 19
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.0

Otherwise Unclassified Properties

Density, g/cm3 9.2
8.5
Embodied Carbon, kg CO2/kg material 3.3
7.7
Embodied Energy, MJ/kg 52
110
Embodied Water, L/kg 380
500

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15
72
Resilience: Unit (Modulus of Resilience), kJ/m3 50
770
Stiffness to Weight: Axial, points 5.9
14
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 6.5
33
Strength to Weight: Bending, points 8.6
26
Thermal Diffusivity, mm2/s 17
3.9
Thermal Shock Resistance, points 8.1
24

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.5
0
Carbon (C), % 0
0.9 to 1.4
Chromium (Cr), % 0
28 to 32
Cobalt (Co), % 0
49.6 to 66.9
Copper (Cu), % 72 to 79.5
0
Iron (Fe), % 0 to 0.25
0 to 3.0
Lead (Pb), % 13 to 17
0
Manganese (Mn), % 0 to 0.2
0.5 to 2.0
Molybdenum (Mo), % 0
0 to 1.5
Nickel (Ni), % 0.5 to 2.0
0 to 3.0
Phosphorus (P), % 0 to 0.1
0
Silicon (Si), % 0 to 0.010
0.2 to 2.0
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 6.0 to 8.0
0
Tungsten (W), % 0
3.5 to 5.5
Zinc (Zn), % 0 to 2.0
0