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CC334G Bronze vs. R30016 Cobalt

CC334G 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 CC334G bronze and the bottom bar is R30016 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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