EN 1.1151 Steel vs. SAE-AISI 1045 Steel
Both EN 1.1151 steel and SAE-AISI 1045 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 (1, in this case) are not shown.
For each property being compared, the top bar is EN 1.1151 steel and the bottom bar is SAE-AISI 1045 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 130 to 150 | |
| 180 to 190 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 21 to 26 | |
| 13 to 18 |
| Fatigue Strength, MPa | 180 to 240 | |
| 220 to 370 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 72 |
| Shear Strength, MPa | 300 to 330 | |
| 380 to 410 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 520 | |
| 620 to 680 |
| Tensile Strength: Yield (Proof), MPa | 240 to 340 | |
| 330 to 580 |
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 | 50 | |
| 51 |
| Thermal Expansion, µm/m-K | 12 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
| 7.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 | |
| 8.1 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.1 | |
| 1.8 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.4 |
| Embodied Energy, MJ/kg | 19 | |
| 18 |
| Embodied Water, L/kg | 47 | |
| 46 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 98 to 100 | |
| 84 to 93 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 to 310 | |
| 300 to 900 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 16 to 18 | |
| 22 to 24 |
| Strength to Weight: Bending, points | 17 to 18 | |
| 21 to 22 |
| Thermal Diffusivity, mm2/s | 13 | |
| 14 |
| Thermal Shock Resistance, points | 15 to 16 | |
| 20 to 22 |
Alloy Composition
| Carbon (C), % | 0.17 to 0.24 | |
| 0.43 to 0.5 |
| Chromium (Cr), % | 0 to 0.4 | |
| 0 |
| Iron (Fe), % | 97.7 to 99.43 | |
| 98.5 to 99 |
| Manganese (Mn), % | 0.4 to 0.7 | |
| 0.6 to 0.9 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0 |
| Nickel (Ni), % | 0 to 0.4 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.050 |