EN 1.7366 Steel vs. AISI 403 Stainless Steel
Both EN 1.7366 steel and AISI 403 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is EN 1.7366 steel and the bottom bar is AISI 403 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 140 to 210 | |
| 190 to 240 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 17 to 19 | |
| 16 to 25 |
| Fatigue Strength, MPa | 160 to 320 | |
| 200 to 340 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 74 | |
| 76 |
| Shear Strength, MPa | 290 to 440 | |
| 340 to 480 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 710 | |
| 530 to 780 |
| Tensile Strength: Yield (Proof), MPa | 230 to 480 | |
| 280 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 510 | |
| 740 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1450 |
| Melting Onset (Solidus), °C | 1420 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 40 | |
| 28 |
| Thermal Expansion, µm/m-K | 13 | |
| 9.9 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 8.1 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 9.3 | |
| 3.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 4.3 | |
| 6.5 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.7 | |
| 1.9 |
| Embodied Energy, MJ/kg | 23 | |
| 27 |
| Embodied Water, L/kg | 69 | |
| 99 |
Common Calculations
| PREN (Pitting Resistance) | 6.8 | |
| 12 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 74 to 110 | |
| 110 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 600 | |
| 210 to 840 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 16 to 25 | |
| 19 to 28 |
| Strength to Weight: Bending, points | 17 to 23 | |
| 19 to 24 |
| Thermal Diffusivity, mm2/s | 11 | |
| 7.6 |
| Thermal Shock Resistance, points | 13 to 20 | |
| 20 to 29 |
Alloy Composition
| Carbon (C), % | 0 to 0.18 | |
| 0 to 0.15 |
| Chromium (Cr), % | 4.0 to 6.0 | |
| 11.5 to 13 |
| Iron (Fe), % | 91.9 to 95.3 | |
| 84.7 to 88.5 |
| Manganese (Mn), % | 0.3 to 0.8 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0.45 to 0.65 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 0 to 0.6 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |