Grey Cast Iron vs. Grade 8 Babbitt Metal
Grey cast iron belongs to the iron alloys classification, while grade 8 Babbitt Metal belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is grey cast iron and the bottom bar is grade 8 Babbitt Metal.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 160 to 300 | |
| 15 |
| Compressive (Crushing) Strength, MPa | 570 to 1290 | |
| 110 |
| Elastic (Young's, Tensile) Modulus, GPa | 180 | |
| 24 |
| Poisson's Ratio | 0.29 | |
| 0.41 |
| Shear Modulus, GPa | 69 | |
| 8.5 |
| Tensile Strength: Yield (Proof), MPa | 98 to 290 | |
| 23 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 46 |
| Melting Completion (Liquidus), °C | 1380 | |
| 270 |
| Melting Onset (Solidus), °C | 1180 | |
| 240 |
| Specific Heat Capacity, J/kg-K | 490 | |
| 150 |
| Thermal Conductivity, W/m-K | 46 | |
| 24 |
| Thermal Expansion, µm/m-K | 11 | |
| 24 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 19 |
| Density, g/cm3 | 7.5 | |
| 10 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 3.9 |
| Embodied Energy, MJ/kg | 21 | |
| 53 |
| Embodied Water, L/kg | 44 | |
| 840 |
Common Calculations
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 27 to 240 | |
| 11 |
| Stiffness to Weight: Axial, points | 13 | |
| 1.3 |
| Stiffness to Weight: Bending, points | 25 | |
| 9.2 |
| Thermal Diffusivity, mm2/s | 13 | |
| 16 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.0050 |
| Antimony (Sb), % | 0 | |
| 14 to 16 |
| Arsenic (As), % | 0 | |
| 0.3 to 0.6 |
| Bismuth (Bi), % | 0 | |
| 0 to 0.1 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.050 |
| Carbon (C), % | 3.1 to 3.4 | |
| 0 |
| Copper (Cu), % | 0 | |
| 0 to 0.5 |
| Iron (Fe), % | 92.1 to 93.9 | |
| 0 to 0.1 |
| Lead (Pb), % | 0 | |
| 77.1 to 81.2 |
| Manganese (Mn), % | 0.5 to 0.7 | |
| 0 |
| Phosphorus (P), % | 0 to 0.9 | |
| 0 |
| Silicon (Si), % | 2.5 to 2.8 | |
| 0 |
| Sulfur (S), % | 0 to 0.15 | |
| 0 |
| Tin (Sn), % | 0 | |
| 4.5 to 5.5 |
| Zinc (Zn), % | 0 | |
| 0 to 0.0050 |