EN 1.7366 Steel vs. EN 1.1181 Steel
Both EN 1.7366 steel and EN 1.1181 steel are iron alloys. They have a moderately high 95% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is EN 1.7366 steel and the bottom bar is EN 1.1181 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 140 to 210 | |
| 160 to 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 17 to 19 | |
| 19 to 20 |
| Fatigue Strength, MPa | 160 to 320 | |
| 190 to 260 |
| Impact Strength: V-Notched Charpy, J | 38 | |
| 23 to 38 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 74 | |
| 73 |
| Shear Strength, MPa | 290 to 440 | |
| 350 to 390 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 710 | |
| 560 to 620 |
| Tensile Strength: Yield (Proof), MPa | 230 to 480 | |
| 280 to 380 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 510 | |
| 400 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 40 | |
| 42 |
| Thermal Expansion, µm/m-K | 13 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 8.1 | |
| 7.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 9.3 | |
| 8.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 4.3 | |
| 2.1 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.7 | |
| 1.4 |
| Embodied Energy, MJ/kg | 23 | |
| 19 |
| Embodied Water, L/kg | 69 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 74 to 110 | |
| 90 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 600 | |
| 210 to 380 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 16 to 25 | |
| 20 to 22 |
| Strength to Weight: Bending, points | 17 to 23 | |
| 19 to 21 |
| Thermal Diffusivity, mm2/s | 11 | |
| 11 |
| Thermal Shock Resistance, points | 13 to 20 | |
| 19 to 21 |
Alloy Composition
| Carbon (C), % | 0 to 0.18 | |
| 0.32 to 0.39 |
| Chromium (Cr), % | 4.0 to 6.0 | |
| 0 to 0.4 |
| Iron (Fe), % | 91.9 to 95.3 | |
| 97.4 to 99.18 |
| Manganese (Mn), % | 0.3 to 0.8 | |
| 0.5 to 0.8 |
| Molybdenum (Mo), % | 0.45 to 0.65 | |
| 0 to 0.1 |
| Nickel (Ni), % | 0 | |
| 0 to 0.4 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.035 |