EN 1.7366 Steel vs. EN 1.4057 Stainless Steel
Both EN 1.7366 steel and EN 1.4057 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 32 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 1.7366 steel and the bottom bar is EN 1.4057 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 17 to 19 | |
| 11 to 17 |
| Fatigue Strength, MPa | 160 to 320 | |
| 320 to 430 |
| Impact Strength: V-Notched Charpy, J | 38 | |
| 16 to 21 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 74 | |
| 77 |
| Shear Strength, MPa | 290 to 440 | |
| 520 to 580 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 710 | |
| 840 to 980 |
| Tensile Strength: Yield (Proof), MPa | 230 to 480 | |
| 530 to 790 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 510 | |
| 850 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1440 |
| Melting Onset (Solidus), °C | 1420 | |
| 1390 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 40 | |
| 25 |
| Thermal Expansion, µm/m-K | 13 | |
| 10 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 8.1 | |
| 2.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 9.3 | |
| 2.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 4.3 | |
| 9.5 |
| Density, g/cm3 | 7.8 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 1.7 | |
| 2.2 |
| Embodied Energy, MJ/kg | 23 | |
| 32 |
| Embodied Water, L/kg | 69 | |
| 120 |
Common Calculations
| PREN (Pitting Resistance) | 6.8 | |
| 16 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 74 to 110 | |
| 96 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 600 | |
| 700 to 1610 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 16 to 25 | |
| 30 to 35 |
| Strength to Weight: Bending, points | 17 to 23 | |
| 26 to 28 |
| Thermal Diffusivity, mm2/s | 11 | |
| 6.7 |
| Thermal Shock Resistance, points | 13 to 20 | |
| 30 to 35 |
Alloy Composition
| Carbon (C), % | 0 to 0.18 | |
| 0.12 to 0.22 |
| Chromium (Cr), % | 4.0 to 6.0 | |
| 15 to 17 |
| Iron (Fe), % | 91.9 to 95.3 | |
| 77.7 to 83.4 |
| Manganese (Mn), % | 0.3 to 0.8 | |
| 0 to 1.5 |
| Molybdenum (Mo), % | 0.45 to 0.65 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 1.5 to 2.5 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.015 |