EN 1.7366 Steel vs. EN 1.4104 Stainless Steel
Both EN 1.7366 steel and EN 1.4104 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, 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 1.4104 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 17 to 19 | |
| 11 to 23 |
| Fatigue Strength, MPa | 160 to 320 | |
| 230 to 310 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 74 | |
| 77 |
| Shear Strength, MPa | 290 to 440 | |
| 400 to 450 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 710 | |
| 630 to 750 |
| Tensile Strength: Yield (Proof), MPa | 230 to 480 | |
| 350 to 560 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 510 | |
| 860 |
| 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 | |
| 8.5 |
| Density, g/cm3 | 7.8 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 1.7 | |
| 2.2 |
| Embodied Energy, MJ/kg | 23 | |
| 30 |
| Embodied Water, L/kg | 69 | |
| 120 |
Common Calculations
| PREN (Pitting Resistance) | 6.8 | |
| 18 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 74 to 110 | |
| 77 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 600 | |
| 310 to 800 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 16 to 25 | |
| 23 to 27 |
| Strength to Weight: Bending, points | 17 to 23 | |
| 21 to 24 |
| Thermal Diffusivity, mm2/s | 11 | |
| 6.7 |
| Thermal Shock Resistance, points | 13 to 20 | |
| 22 to 27 |
Alloy Composition
| Carbon (C), % | 0 to 0.18 | |
| 0.1 to 0.17 |
| Chromium (Cr), % | 4.0 to 6.0 | |
| 15.5 to 17.5 |
| Iron (Fe), % | 91.9 to 95.3 | |
| 78.8 to 84.1 |
| Manganese (Mn), % | 0.3 to 0.8 | |
| 0 to 1.5 |
| Molybdenum (Mo), % | 0.45 to 0.65 | |
| 0.2 to 0.6 |
| 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 | |
| 0.15 to 0.35 |