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R31537 Cobalt vs. C92800 Bronze

R31537 cobalt belongs to the cobalt alloys classification, while C92800 bronze belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is R31537 cobalt and the bottom bar is C92800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
100
Elongation at Break, % 14 to 23
1.0
Poisson's Ratio 0.29
0.35
Shear Modulus, GPa 87
37
Tensile Strength: Ultimate (UTS), MPa 1000 to 1340
280
Tensile Strength: Yield (Proof), MPa 590 to 940
210

Thermal Properties

Latent Heat of Fusion, J/g 320
170
Melting Completion (Liquidus), °C 1360
960
Melting Onset (Solidus), °C 1290
820
Specific Heat Capacity, J/kg-K 450
350
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
9.3

Otherwise Unclassified Properties

Density, g/cm3 8.4
8.7
Embodied Carbon, kg CO2/kg material 8.1
4.1
Embodied Energy, MJ/kg 110
67
Embodied Water, L/kg 530
430

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 200
2.5
Resilience: Unit (Modulus of Resilience), kJ/m3 780 to 1990
210
Stiffness to Weight: Axial, points 15
6.4
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 33 to 44
8.8
Strength to Weight: Bending, points 26 to 32
11
Thermal Shock Resistance, points 24 to 32
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.14
0
Chromium (Cr), % 26 to 30
0
Cobalt (Co), % 58.9 to 69
0
Copper (Cu), % 0
78 to 82
Iron (Fe), % 0 to 0.75
0 to 0.2
Lead (Pb), % 0
4.0 to 6.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 5.0 to 7.0
0
Nickel (Ni), % 0 to 1.0
0 to 0.8
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
15 to 17
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 0.7