EN 1.7335 Steel vs. SAE-AISI 5140 Steel
Both EN 1.7335 steel and SAE-AISI 5140 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 1.7335 steel and the bottom bar is SAE-AISI 5140 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 150 to 160 | |
| 170 to 290 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 21 to 22 | |
| 12 to 29 |
| Fatigue Strength, MPa | 200 to 220 | |
| 220 to 570 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 310 to 330 | |
| 360 to 600 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 520 | |
| 560 to 970 |
| Tensile Strength: Yield (Proof), MPa | 280 to 310 | |
| 290 to 840 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 430 | |
| 420 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 44 | |
| 45 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
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 | 2.8 | |
| 2.1 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.6 | |
| 1.4 |
| Embodied Energy, MJ/kg | 21 | |
| 19 |
| Embodied Water, L/kg | 52 | |
| 49 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 91 to 97 | |
| 76 to 180 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 to 260 | |
| 220 to 1880 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 18 | |
| 20 to 34 |
| Strength to Weight: Bending, points | 18 | |
| 19 to 28 |
| Thermal Diffusivity, mm2/s | 12 | |
| 12 |
| Thermal Shock Resistance, points | 15 | |
| 16 to 29 |
Alloy Composition
| Carbon (C), % | 0.080 to 0.18 | |
| 0.38 to 0.43 |
| Chromium (Cr), % | 0.7 to 1.2 | |
| 0.7 to 0.9 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 |
| Iron (Fe), % | 96.4 to 98.4 | |
| 97.3 to 98.1 |
| Manganese (Mn), % | 0.4 to 1.0 | |
| 0.7 to 0.9 |
| Molybdenum (Mo), % | 0.4 to 0.6 | |
| 0 |
| Nitrogen (N), % | 0 to 0.012 | |
| 0 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 to 0.35 | |
| 0.15 to 0.35 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.040 |