EN 1.1181 Steel vs. EN 1.7335 Steel
Both EN 1.1181 steel and EN 1.7335 steel are iron alloys. They have a very high 99% 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 1.1181 steel and the bottom bar is EN 1.7335 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 160 to 180 | |
| 150 to 160 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 19 to 20 | |
| 21 to 22 |
| Fatigue Strength, MPa | 190 to 260 | |
| 200 to 220 |
| Impact Strength: V-Notched Charpy, J | 23 to 38 | |
| 31 to 35 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 350 to 390 | |
| 310 to 330 |
| Tensile Strength: Ultimate (UTS), MPa | 560 to 620 | |
| 500 to 520 |
| Tensile Strength: Yield (Proof), MPa | 280 to 380 | |
| 280 to 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 430 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1470 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 42 | |
| 44 |
| Thermal Expansion, µm/m-K | 11 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 7.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 8.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.1 | |
| 2.8 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.6 |
| Embodied Energy, MJ/kg | 19 | |
| 21 |
| Embodied Water, L/kg | 47 | |
| 52 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 90 to 110 | |
| 91 to 97 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 to 380 | |
| 210 to 260 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 20 to 22 | |
| 18 |
| Strength to Weight: Bending, points | 19 to 21 | |
| 18 |
| Thermal Diffusivity, mm2/s | 11 | |
| 12 |
| Thermal Shock Resistance, points | 19 to 21 | |
| 15 |
Alloy Composition
| Carbon (C), % | 0.32 to 0.39 | |
| 0.080 to 0.18 |
| Chromium (Cr), % | 0 to 0.4 | |
| 0.7 to 1.2 |
| Copper (Cu), % | 0 | |
| 0 to 0.3 |
| Iron (Fe), % | 97.4 to 99.18 | |
| 96.4 to 98.4 |
| Manganese (Mn), % | 0.5 to 0.8 | |
| 0.4 to 1.0 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0.4 to 0.6 |
| Nickel (Ni), % | 0 to 0.4 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.012 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 0.35 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.010 |