EN 1.5414 Steel vs. EN 1.1181 Steel
Both EN 1.5414 steel and EN 1.1181 steel are iron alloys. They have a very high 99% of their average alloy composition in common.
For each property being compared, the top bar is EN 1.5414 steel and the bottom bar is EN 1.1181 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 170 to 180 | |
| 160 to 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 22 | |
| 19 to 20 |
| Fatigue Strength, MPa | 250 to 270 | |
| 190 to 260 |
| Impact Strength: V-Notched Charpy, J | 46 | |
| 23 to 38 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 350 to 370 | |
| 350 to 390 |
| Tensile Strength: Ultimate (UTS), MPa | 550 to 580 | |
| 560 to 620 |
| Tensile Strength: Yield (Proof), MPa | 350 to 380 | |
| 280 to 380 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 410 | |
| 400 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 44 | |
| 42 |
| Thermal Expansion, µm/m-K | 13 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
| 7.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
| 8.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.6 | |
| 2.1 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.6 | |
| 1.4 |
| Embodied Energy, MJ/kg | 21 | |
| 19 |
| Embodied Water, L/kg | 50 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 90 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 320 to 370 | |
| 210 to 380 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 19 to 20 | |
| 20 to 22 |
| Strength to Weight: Bending, points | 19 to 20 | |
| 19 to 21 |
| Thermal Diffusivity, mm2/s | 12 | |
| 11 |
| Thermal Shock Resistance, points | 16 to 17 | |
| 19 to 21 |
Alloy Composition
| Carbon (C), % | 0 to 0.2 | |
| 0.32 to 0.39 |
| Chromium (Cr), % | 0 to 0.3 | |
| 0 to 0.4 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 |
| Iron (Fe), % | 96.4 to 98.7 | |
| 97.4 to 99.18 |
| Manganese (Mn), % | 0.9 to 1.5 | |
| 0.5 to 0.8 |
| Molybdenum (Mo), % | 0.45 to 0.6 | |
| 0 to 0.1 |
| Nickel (Ni), % | 0 to 0.3 | |
| 0 to 0.4 |
| Nitrogen (N), % | 0 to 0.012 | |
| 0 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 to 0.0050 | |
| 0 to 0.035 |