Grey Cast Iron vs. S46910 Stainless Steel
Both grey cast iron and S46910 stainless steel are iron alloys. They have 71% of their average alloy composition in common. 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 grey cast iron and the bottom bar is S46910 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 160 to 300 | |
| 270 to 630 |
| Elastic (Young's, Tensile) Modulus, GPa | 180 | |
| 200 |
| Elongation at Break, % | 9.6 | |
| 2.2 to 11 |
| Fatigue Strength, MPa | 69 to 170 | |
| 250 to 1020 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 69 | |
| 76 |
| Shear Strength, MPa | 180 to 610 | |
| 410 to 1410 |
| Tensile Strength: Ultimate (UTS), MPa | 160 to 450 | |
| 680 to 2470 |
| Tensile Strength: Yield (Proof), MPa | 98 to 290 | |
| 450 to 2290 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 280 |
| Melting Completion (Liquidus), °C | 1380 | |
| 1460 |
| Melting Onset (Solidus), °C | 1180 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 490 | |
| 470 |
| Thermal Expansion, µm/m-K | 11 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 18 |
| Density, g/cm3 | 7.5 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 4.1 |
| Embodied Energy, MJ/kg | 21 | |
| 55 |
| Embodied Water, L/kg | 44 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 13 to 37 | |
| 48 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 27 to 240 | |
| 510 to 4780 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 5.8 to 17 | |
| 24 to 86 |
| Strength to Weight: Bending, points | 8.7 to 17 | |
| 22 to 51 |
| Thermal Shock Resistance, points | 6.0 to 17 | |
| 23 to 84 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0.15 to 0.5 |
| Carbon (C), % | 3.1 to 3.4 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 11 to 13 |
| Copper (Cu), % | 0 | |
| 1.5 to 3.5 |
| Iron (Fe), % | 92.1 to 93.9 | |
| 65 to 76 |
| Manganese (Mn), % | 0.5 to 0.7 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 3.0 to 5.0 |
| Nickel (Ni), % | 0 | |
| 8.0 to 10 |
| Phosphorus (P), % | 0 to 0.9 | |
| 0 to 0.030 |
| Silicon (Si), % | 2.5 to 2.8 | |
| 0 to 0.7 |
| Sulfur (S), % | 0 to 0.15 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0 | |
| 0.5 to 1.2 |