EN 1.1118 Cast Steel vs. AWS ERTi-12
EN 1.1118 cast steel belongs to the iron alloys classification, while AWS ERTi-12 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-12.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
110 |
Elongation at Break, % | 14 to 21 | |
12 |
Fatigue Strength, MPa | 320 to 400 | |
200 |
Poisson's Ratio | 0.29 | |
0.32 |
Shear Modulus, GPa | 73 | |
41 |
Tensile Strength: Ultimate (UTS), MPa | 700 to 750 | |
480 |
Tensile Strength: Yield (Proof), MPa | 460 to 630 | |
340 |
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 | |
550 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
35 |
Strength to Weight: Axial, points | 25 to 27 | |
30 |
Strength to Weight: Bending, points | 22 to 23 | |
30 |
Thermal Diffusivity, mm2/s | 14 | |
8.7 |
Thermal Shock Resistance, points | 22 to 24 | |
37 |
Alloy Composition
Carbon (C), % | 0.2 to 0.25 | |
0 to 0.030 |
Hydrogen (H), % | 0 | |
0 to 0.0080 |
Iron (Fe), % | 97.3 to 98.3 | |
0 to 0.15 |
Manganese (Mn), % | 1.5 to 1.8 | |
0 |
Molybdenum (Mo), % | 0 | |
0.2 to 0.4 |
Nickel (Ni), % | 0 | |
0.060 to 0.090 |
Nitrogen (N), % | 0 | |
0 to 0.015 |
Oxygen (O), % | 0 | |
0.080 to 0.16 |
Phosphorus (P), % | 0 to 0.020 | |
0 |
Silicon (Si), % | 0 to 0.6 | |
0 |
Sulfur (S), % | 0 to 0.015 | |
0 |
Titanium (Ti), % | 0 | |
99.147 to 99.66 |