EN 1.5510 Steel vs. EN 1.1181 Steel
Both EN 1.5510 steel and EN 1.1181 steel are iron alloys. Their average alloy composition is basically identical. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is EN 1.5510 steel and the bottom bar is EN 1.1181 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 130 to 190 | |
| 160 to 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 11 to 21 | |
| 19 to 20 |
| Fatigue Strength, MPa | 220 to 330 | |
| 190 to 260 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 310 to 380 | |
| 350 to 390 |
| Tensile Strength: Ultimate (UTS), MPa | 450 to 1600 | |
| 560 to 620 |
| Tensile Strength: Yield (Proof), MPa | 310 to 520 | |
| 280 to 380 |
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 | 51 | |
| 42 |
| Thermal Expansion, µm/m-K | 13 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
| 7.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 | |
| 8.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 2.1 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.4 |
| Embodied Energy, MJ/kg | 19 | |
| 19 |
| Embodied Water, L/kg | 47 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 46 to 260 | |
| 90 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 to 710 | |
| 210 to 380 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 16 to 57 | |
| 20 to 22 |
| Strength to Weight: Bending, points | 17 to 39 | |
| 19 to 21 |
| Thermal Diffusivity, mm2/s | 14 | |
| 11 |
| Thermal Shock Resistance, points | 13 to 47 | |
| 19 to 21 |
Alloy Composition
| Boron (B), % | 0.00080 to 0.0050 | |
| 0 |
| Carbon (C), % | 0.25 to 0.3 | |
| 0.32 to 0.39 |
| Chromium (Cr), % | 0 to 0.3 | |
| 0 to 0.4 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 |
| Iron (Fe), % | 97.9 to 99.149 | |
| 97.4 to 99.18 |
| Manganese (Mn), % | 0.6 to 0.9 | |
| 0.5 to 0.8 |
| Molybdenum (Mo), % | 0 | |
| 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 0.3 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 to 0.035 |