EN 1.4477 Stainless Steel vs. AISI 201 Stainless Steel
Both EN 1.4477 stainless steel and AISI 201 stainless steel are iron alloys. They have 83% 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 EN 1.4477 stainless steel and the bottom bar is AISI 201 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 270 | |
| 200 to 440 |
| Elastic (Young's, Tensile) Modulus, GPa | 210 | |
| 200 |
| Elongation at Break, % | 22 to 23 | |
| 4.6 to 51 |
| Fatigue Strength, MPa | 420 to 490 | |
| 280 to 600 |
| Poisson's Ratio | 0.27 | |
| 0.28 |
| Shear Modulus, GPa | 81 | |
| 77 |
| Shear Strength, MPa | 550 to 580 | |
| 450 to 840 |
| Tensile Strength: Ultimate (UTS), MPa | 880 to 930 | |
| 650 to 1450 |
| Tensile Strength: Yield (Proof), MPa | 620 to 730 | |
| 300 to 1080 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 280 |
| Maximum Temperature: Corrosion, °C | 460 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 1100 | |
| 880 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1410 |
| Melting Onset (Solidus), °C | 1380 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 13 | |
| 15 |
| Thermal Expansion, µm/m-K | 13 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.2 | |
| 2.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.5 | |
| 2.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 20 | |
| 12 |
| Density, g/cm3 | 7.7 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 3.7 | |
| 2.6 |
| Embodied Energy, MJ/kg | 52 | |
| 38 |
| Embodied Water, L/kg | 190 | |
| 140 |
Common Calculations
| PREN (Pitting Resistance) | 41 | |
| 19 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 180 to 190 | |
| 61 to 340 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 940 to 1290 | |
| 230 to 2970 |
| Stiffness to Weight: Axial, points | 15 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 31 to 33 | |
| 23 to 52 |
| Strength to Weight: Bending, points | 26 to 27 | |
| 22 to 37 |
| Thermal Diffusivity, mm2/s | 3.5 | |
| 4.0 |
| Thermal Shock Resistance, points | 23 to 25 | |
| 14 to 32 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.15 |
| Chromium (Cr), % | 28 to 30 | |
| 16 to 18 |
| Copper (Cu), % | 0 to 0.8 | |
| 0 |
| Iron (Fe), % | 56.6 to 63.6 | |
| 67.5 to 75 |
| Manganese (Mn), % | 0.8 to 1.5 | |
| 5.5 to 7.5 |
| Molybdenum (Mo), % | 1.5 to 2.6 | |
| 0 |
| Nickel (Ni), % | 5.8 to 7.5 | |
| 3.5 to 5.5 |
| Nitrogen (N), % | 0.3 to 0.4 | |
| 0 to 0.25 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.060 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |