EN 1.6553 Steel vs. Ductile Cast Iron
Both EN 1.6553 steel and ductile cast iron are iron alloys. They have a very high 95% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is EN 1.6553 steel and the bottom bar is ductile cast iron.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 210 to 240 | |
| 160 to 310 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 170 to 180 |
| Elongation at Break, % | 19 to 21 | |
| 2.1 to 20 |
| Poisson's Ratio | 0.29 | |
| 0.28 to 0.31 |
| Shear Modulus, GPa | 73 | |
| 64 to 70 |
| Tensile Strength: Ultimate (UTS), MPa | 710 to 800 | |
| 460 to 920 |
| Tensile Strength: Yield (Proof), MPa | 470 to 670 | |
| 310 to 670 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 420 | |
| 290 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1160 |
| Melting Onset (Solidus), °C | 1420 | |
| 1120 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 490 |
| Thermal Conductivity, W/m-K | 39 | |
| 31 to 36 |
| Thermal Expansion, µm/m-K | 13 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.5 | |
| 7.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.6 | |
| 8.8 to 9.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.7 | |
| 1.9 |
| Density, g/cm3 | 7.8 | |
| 7.1 to 7.5 |
| Embodied Carbon, kg CO2/kg material | 1.6 | |
| 1.5 |
| Embodied Energy, MJ/kg | 21 | |
| 21 |
| Embodied Water, L/kg | 51 | |
| 43 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 to 150 | |
| 17 to 80 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 600 to 1190 | |
| 280 to 1330 |
| Stiffness to Weight: Axial, points | 13 | |
| 12 to 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 to 26 |
| Strength to Weight: Axial, points | 25 to 28 | |
| 17 to 35 |
| Strength to Weight: Bending, points | 23 to 24 | |
| 18 to 29 |
| Thermal Diffusivity, mm2/s | 10 | |
| 8.9 to 10 |
| Thermal Shock Resistance, points | 21 to 23 | |
| 17 to 35 |
Alloy Composition
| Carbon (C), % | 0.23 to 0.28 | |
| 3.0 to 3.5 |
| Chromium (Cr), % | 0.4 to 0.8 | |
| 0 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 |
| Iron (Fe), % | 95.6 to 98.2 | |
| 93.7 to 95.5 |
| Manganese (Mn), % | 0.6 to 1.0 | |
| 0 |
| Molybdenum (Mo), % | 0.15 to 0.3 | |
| 0 |
| Nickel (Ni), % | 0.4 to 0.8 | |
| 0 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.080 |
| Silicon (Si), % | 0 to 0.8 | |
| 1.5 to 2.8 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 |
| Vanadium (V), % | 0 to 0.030 | |
| 0 |