EN 1.7710 Steel vs. EN 1.3539 Steel
Both EN 1.7710 steel and EN 1.3539 steel are iron alloys. Their average alloy composition is basically identical. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is EN 1.7710 steel and the bottom bar is EN 1.3539 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 280 to 320 | |
| 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 930 to 1070 | |
| 670 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 260 |
| Maximum Temperature: Mechanical, °C | 440 | |
| 450 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1450 |
| Melting Onset (Solidus), °C | 1430 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 41 | |
| 39 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.5 | |
| 7.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.6 | |
| 8.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 3.5 | |
| 3.2 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.2 | |
| 1.7 |
| Embodied Energy, MJ/kg | 30 | |
| 22 |
| Embodied Water, L/kg | 57 | |
| 57 |
Common Calculations
| PREN (Pitting Resistance) | 4.5 | |
| 3.8 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 33 to 38 | |
| 24 |
| Strength to Weight: Bending, points | 27 to 30 | |
| 22 |
| Thermal Diffusivity, mm2/s | 11 | |
| 11 |
| Thermal Shock Resistance, points | 27 to 31 | |
| 20 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.050 |
| Carbon (C), % | 0.12 to 0.18 | |
| 0.93 to 1.1 |
| Chromium (Cr), % | 1.3 to 1.8 | |
| 1.8 to 2.1 |
| Copper (Cu), % | 0 | |
| 0 to 0.3 |
| Iron (Fe), % | 95.1 to 97 | |
| 95.2 to 96.5 |
| Manganese (Mn), % | 0.6 to 1.0 | |
| 0.8 to 1.1 |
| Molybdenum (Mo), % | 0.8 to 1.0 | |
| 0.5 to 0.6 |
| Oxygen (O), % | 0 | |
| 0 to 0.0015 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.6 | |
| 0.4 to 0.6 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |
| Vanadium (V), % | 0.15 to 0.25 | |
| 0 |