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R31233 Cobalt vs. Grade 2 Babbitt Metal

R31233 cobalt belongs to the cobalt alloys classification, while grade 2 Babbitt Metal belongs to the otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is R31233 cobalt and the bottom bar is grade 2 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
53
Poisson's Ratio 0.29
0.35
Shear Modulus, GPa 85
19
Tensile Strength: Yield (Proof), MPa 420
42

Thermal Properties

Latent Heat of Fusion, J/g 320
72
Melting Completion (Liquidus), °C 1350
350
Melting Onset (Solidus), °C 1330
240
Specific Heat Capacity, J/kg-K 440
230
Thermal Expansion, µm/m-K 13
21

Otherwise Unclassified Properties

Density, g/cm3 8.6
7.3
Embodied Carbon, kg CO2/kg material 8.4
12
Embodied Energy, MJ/kg 110
200
Embodied Water, L/kg 480
1240

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 410
17
Stiffness to Weight: Axial, points 14
4.0
Stiffness to Weight: Bending, points 23
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
7.0 to 8.0
Arsenic (As), % 0
0 to 0.1
Bismuth (Bi), % 0
0 to 0.080
Boron (B), % 0 to 0.015
0
Cadmium (Cd), % 0
0 to 0.050
Carbon (C), % 0.020 to 0.1
0
Chromium (Cr), % 23.5 to 27.5
0
Cobalt (Co), % 44.7 to 63.3
0
Copper (Cu), % 0
3.0 to 4.0
Iron (Fe), % 1.0 to 5.0
0 to 0.080
Lead (Pb), % 0
0 to 0.35
Manganese (Mn), % 0.1 to 1.5
0
Molybdenum (Mo), % 4.0 to 6.0
0
Nickel (Ni), % 7.0 to 11
0
Nitrogen (N), % 0.030 to 0.12
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.050 to 1.0
0
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
87.3 to 90
Tungsten (W), % 1.0 to 3.0
0
Zinc (Zn), % 0
0 to 0.0050