EN 1.4418 Stainless Steel vs. AISI 205 Stainless Steel
Both EN 1.4418 stainless steel and AISI 205 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 28 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 1.4418 stainless steel and the bottom bar is AISI 205 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 16 to 20 | |
| 11 to 51 |
| Fatigue Strength, MPa | 350 to 480 | |
| 410 to 640 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 77 |
| Shear Strength, MPa | 530 to 620 | |
| 560 to 850 |
| Tensile Strength: Ultimate (UTS), MPa | 860 to 1000 | |
| 800 to 1430 |
| Tensile Strength: Yield (Proof), MPa | 540 to 790 | |
| 450 to 1100 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 280 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 870 | |
| 880 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1380 |
| Melting Onset (Solidus), °C | 1400 | |
| 1340 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Expansion, µm/m-K | 10 | |
| 18 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 11 |
| Density, g/cm3 | 7.8 | |
| 7.6 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 2.6 |
| Embodied Energy, MJ/kg | 39 | |
| 37 |
| Embodied Water, L/kg | 130 | |
| 150 |
Common Calculations
| PREN (Pitting Resistance) | 20 | |
| 23 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 to 170 | |
| 150 to 430 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 730 to 1590 | |
| 510 to 3060 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 26 |
| Strength to Weight: Axial, points | 31 to 36 | |
| 29 to 52 |
| Strength to Weight: Bending, points | 26 to 28 | |
| 25 to 37 |
| Thermal Shock Resistance, points | 31 to 36 | |
| 16 to 29 |
Alloy Composition
| Carbon (C), % | 0 to 0.060 | |
| 0.12 to 0.25 |
| Chromium (Cr), % | 15 to 17 | |
| 16.5 to 18.5 |
| Iron (Fe), % | 73.2 to 80.2 | |
| 62.6 to 68.1 |
| Manganese (Mn), % | 0 to 1.5 | |
| 14 to 15.5 |
| Molybdenum (Mo), % | 0.8 to 1.5 | |
| 0 |
| Nickel (Ni), % | 4.0 to 6.0 | |
| 1.0 to 1.7 |
| Nitrogen (N), % | 0 to 0.020 | |
| 0.32 to 0.4 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.060 |
| Silicon (Si), % | 0 to 0.7 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |