EN 1.0456 Steel vs. EN 1.1191 Steel
Both EN 1.0456 steel and EN 1.1191 steel are iron alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is EN 1.0456 steel and the bottom bar is EN 1.1191 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 120 to 130 | |
| 180 to 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 24 to 26 | |
| 16 to 17 |
| Fatigue Strength, MPa | 210 to 220 | |
| 210 to 290 |
| Impact Strength: V-Notched Charpy, J | 38 to 45 | |
| 16 to 29 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 72 |
| Shear Strength, MPa | 270 to 280 | |
| 380 to 430 |
| Tensile Strength: Ultimate (UTS), MPa | 420 to 450 | |
| 630 to 700 |
| Tensile Strength: Yield (Proof), MPa | 290 to 300 | |
| 310 to 440 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 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 | 48 | |
| 48 |
| Thermal Expansion, µm/m-K | 12 | |
| 12 |
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 | 2.2 | |
| 2.1 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 1.4 |
| Embodied Energy, MJ/kg | 20 | |
| 19 |
| Embodied Water, L/kg | 49 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 93 to 99 | |
| 83 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 220 to 230 | |
| 260 to 510 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 15 to 16 | |
| 22 to 25 |
| Strength to Weight: Bending, points | 16 to 17 | |
| 21 to 22 |
| Thermal Diffusivity, mm2/s | 13 | |
| 13 |
| Thermal Shock Resistance, points | 13 to 14 | |
| 20 to 22 |
Alloy Composition
| Aluminum (Al), % | 0.020 to 0.060 | |
| 0 |
| Carbon (C), % | 0 to 0.2 | |
| 0.42 to 0.5 |
| Chromium (Cr), % | 0 to 0.3 | |
| 0 to 0.4 |
| Copper (Cu), % | 0 to 0.35 | |
| 0 |
| Iron (Fe), % | 96.7 to 99.48 | |
| 97.3 to 99.08 |
| Manganese (Mn), % | 0.5 to 1.4 | |
| 0.5 to 0.8 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0 to 0.1 |
| Nickel (Ni), % | 0 to 0.3 | |
| 0 to 0.4 |
| Niobium (Nb), % | 0 to 0.050 | |
| 0 |
| Nitrogen (N), % | 0 to 0.015 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.035 |
| Titanium (Ti), % | 0 to 0.030 | |
| 0 |
| Vanadium (V), % | 0 to 0.050 | |
| 0 |