EN 1.1118 Cast Steel vs. S31727 Stainless Steel
Both EN 1.1118 cast steel and S31727 stainless steel are iron alloys. They have 58% of their average alloy composition in common. There are 25 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 EN 1.1118 cast steel and the bottom bar is S31727 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 14 to 21 | |
| 40 |
| Fatigue Strength, MPa | 320 to 400 | |
| 240 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 78 |
| Tensile Strength: Ultimate (UTS), MPa | 700 to 750 | |
| 630 |
| Tensile Strength: Yield (Proof), MPa | 460 to 630 | |
| 270 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 1010 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1440 |
| Melting Onset (Solidus), °C | 1420 | |
| 1390 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Expansion, µm/m-K | 12 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 24 |
| Density, g/cm3 | 7.8 | |
| 8.0 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 4.7 |
| Embodied Energy, MJ/kg | 19 | |
| 64 |
| Embodied Water, L/kg | 48 | |
| 180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 97 to 130 | |
| 200 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 550 to 1050 | |
| 190 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 25 to 27 | |
| 22 |
| Strength to Weight: Bending, points | 22 to 23 | |
| 20 |
| Thermal Shock Resistance, points | 22 to 24 | |
| 14 |
Alloy Composition
| Carbon (C), % | 0.2 to 0.25 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 17.5 to 19 |
| Copper (Cu), % | 0 | |
| 2.8 to 4.0 |
| Iron (Fe), % | 97.3 to 98.3 | |
| 53.7 to 61.3 |
| Manganese (Mn), % | 1.5 to 1.8 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 3.8 to 4.5 |
| Nickel (Ni), % | 0 | |
| 14.5 to 16.5 |
| Nitrogen (N), % | 0 | |
| 0.15 to 0.21 |
| Phosphorus (P), % | 0 to 0.020 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.6 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |