EN 1.1118 Cast Steel vs. AWS ERTi-1
EN 1.1118 cast steel belongs to the iron alloys classification, while AWS ERTi-1 belongs to the titanium alloys.
For each property being compared, the top bar is EN 1.1118 cast steel and the bottom bar is AWS ERTi-1.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 14 to 21 | |
| 24 |
| Fatigue Strength, MPa | 320 to 400 | |
| 120 |
| Poisson's Ratio | 0.29 | |
| 0.32 |
| Shear Modulus, GPa | 73 | |
| 41 |
| Tensile Strength: Ultimate (UTS), MPa | 700 to 750 | |
| 240 |
| Tensile Strength: Yield (Proof), MPa | 460 to 630 | |
| 170 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 420 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 320 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1670 |
| Melting Onset (Solidus), °C | 1420 | |
| 1620 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 540 |
| Thermal Conductivity, W/m-K | 51 | |
| 21 |
| Thermal Expansion, µm/m-K | 12 | |
| 8.7 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 3.6 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 7.1 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 37 |
| Density, g/cm3 | 7.8 | |
| 4.5 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 31 |
| Embodied Energy, MJ/kg | 19 | |
| 510 |
| Embodied Water, L/kg | 48 | |
| 110 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 97 to 130 | |
| 52 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 550 to 1050 | |
| 140 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 35 |
| Strength to Weight: Axial, points | 25 to 27 | |
| 15 |
| Strength to Weight: Bending, points | 22 to 23 | |
| 19 |
| Thermal Diffusivity, mm2/s | 14 | |
| 8.7 |
| Thermal Shock Resistance, points | 22 to 24 | |
| 19 |
Alloy Composition
| Carbon (C), % | 0.2 to 0.25 | |
| 0 to 0.030 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0050 |
| Iron (Fe), % | 97.3 to 98.3 | |
| 0 to 0.080 |
| Manganese (Mn), % | 1.5 to 1.8 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.012 |
| Oxygen (O), % | 0 | |
| 0.030 to 0.1 |
| Phosphorus (P), % | 0 to 0.020 | |
| 0 |
| Silicon (Si), % | 0 to 0.6 | |
| 0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 99.773 to 99.97 |