AISI 201 Stainless Steel vs. EN 1.4404 Stainless Steel
Both AISI 201 stainless steel and EN 1.4404 stainless steel are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is AISI 201 stainless steel and the bottom bar is EN 1.4404 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 440 | |
| 190 to 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 4.6 to 51 | |
| 14 to 43 |
| Fatigue Strength, MPa | 280 to 600 | |
| 220 to 320 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 78 |
| Shear Strength, MPa | 450 to 840 | |
| 420 to 550 |
| Tensile Strength: Ultimate (UTS), MPa | 650 to 1450 | |
| 600 to 900 |
| Tensile Strength: Yield (Proof), MPa | 300 to 1080 | |
| 240 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 290 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 880 | |
| 950 |
| Melting Completion (Liquidus), °C | 1410 | |
| 1440 |
| Melting Onset (Solidus), °C | 1370 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 15 | |
| 15 |
| Thermal Expansion, µm/m-K | 17 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.5 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.9 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 19 |
| Density, g/cm3 | 7.7 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.8 |
| Embodied Energy, MJ/kg | 38 | |
| 52 |
| Embodied Water, L/kg | 140 | |
| 150 |
Common Calculations
| PREN (Pitting Resistance) | 19 | |
| 26 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 61 to 340 | |
| 110 to 210 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 230 to 2970 | |
| 140 to 800 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 23 to 52 | |
| 21 to 32 |
| Strength to Weight: Bending, points | 22 to 37 | |
| 20 to 26 |
| Thermal Diffusivity, mm2/s | 4.0 | |
| 4.0 |
| Thermal Shock Resistance, points | 14 to 32 | |
| 13 to 20 |
Alloy Composition
| Carbon (C), % | 0 to 0.15 | |
| 0 to 0.030 |
| Chromium (Cr), % | 16 to 18 | |
| 16.5 to 18.5 |
| Iron (Fe), % | 67.5 to 75 | |
| 62.8 to 71.5 |
| Manganese (Mn), % | 5.5 to 7.5 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 2.0 to 2.5 |
| Nickel (Ni), % | 3.5 to 5.5 | |
| 10 to 13 |
| Nitrogen (N), % | 0 to 0.25 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.060 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.015 |