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C92200 Bronze vs. R30035 Cobalt

C92200 bronze belongs to the copper alloys classification, while R30035 cobalt belongs to the cobalt alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C92200 bronze and the bottom bar is R30035 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
220 to 230
Elongation at Break, % 25
9.0 to 46
Fatigue Strength, MPa 76
170 to 740
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 41
84 to 89
Tensile Strength: Ultimate (UTS), MPa 280
900 to 1900
Tensile Strength: Yield (Proof), MPa 140
300 to 1650

Thermal Properties

Latent Heat of Fusion, J/g 190
320
Melting Completion (Liquidus), °C 990
1440
Melting Onset (Solidus), °C 830
1320
Specific Heat Capacity, J/kg-K 370
440
Thermal Conductivity, W/m-K 70
11
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 14
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 32
100
Density, g/cm3 8.7
8.7
Embodied Carbon, kg CO2/kg material 3.2
10
Embodied Energy, MJ/kg 52
140
Embodied Water, L/kg 360
410

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 58
160 to 320
Resilience: Unit (Modulus of Resilience), kJ/m3 87
210 to 5920
Stiffness to Weight: Axial, points 6.9
14 to 15
Stiffness to Weight: Bending, points 18
23 to 24
Strength to Weight: Axial, points 8.9
29 to 61
Strength to Weight: Bending, points 11
24 to 39
Thermal Diffusivity, mm2/s 21
3.0
Thermal Shock Resistance, points 9.9
23 to 46

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Boron (B), % 0
0 to 0.015
Carbon (C), % 0
0 to 0.025
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
29.1 to 39
Copper (Cu), % 86 to 90
0
Iron (Fe), % 0 to 0.25
0 to 1.0
Lead (Pb), % 1.0 to 2.0
0
Manganese (Mn), % 0
0 to 0.15
Molybdenum (Mo), % 0
9.0 to 10.5
Nickel (Ni), % 0 to 1.0
33 to 37
Phosphorus (P), % 0 to 1.5
0 to 0.015
Silicon (Si), % 0 to 0.0050
0 to 0.15
Sulfur (S), % 0 to 0.050
0 to 0.010
Tin (Sn), % 5.5 to 6.5
0
Titanium (Ti), % 0
0 to 1.0
Zinc (Zn), % 3.0 to 5.0
0
Residuals, % 0 to 0.7
0