EN 1.0411 Steel vs. SAE-AISI 1137 Steel
Both EN 1.0411 steel and SAE-AISI 1137 steel are iron alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is EN 1.0411 steel and the bottom bar is SAE-AISI 1137 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 120 to 170 | |
| 200 to 210 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 12 to 26 | |
| 11 to 17 |
| Fatigue Strength, MPa | 200 to 320 | |
| 250 to 400 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Reduction in Area, % | 60 to 74 | |
| 34 to 39 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 300 to 350 | |
| 430 to 460 |
| Tensile Strength: Ultimate (UTS), MPa | 420 to 570 | |
| 700 to 760 |
| Tensile Strength: Yield (Proof), MPa | 270 to 480 | |
| 370 to 650 |
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 | 52 | |
| 51 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.0 | |
| 10 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.0 | |
| 12 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 1.9 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.4 |
| Embodied Energy, MJ/kg | 18 | |
| 19 |
| Embodied Water, L/kg | 47 | |
| 48 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 43 to 140 | |
| 81 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 to 610 | |
| 360 to 1130 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 15 to 20 | |
| 25 to 27 |
| Strength to Weight: Bending, points | 16 to 20 | |
| 22 to 24 |
| Thermal Diffusivity, mm2/s | 14 | |
| 14 |
| Thermal Shock Resistance, points | 13 to 18 | |
| 21 to 23 |
Alloy Composition
| Aluminum (Al), % | 0.020 to 0.060 | |
| 0 |
| Carbon (C), % | 0.18 to 0.22 | |
| 0.32 to 0.39 |
| Iron (Fe), % | 98.7 to 99.1 | |
| 97.8 to 98.3 |
| Manganese (Mn), % | 0.7 to 0.9 | |
| 1.4 to 1.7 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 |
| Sulfur (S), % | 0 to 0.025 | |
| 0.080 to 0.13 |