AISI 201 Stainless Steel vs. AISI 416 Stainless Steel
Both AISI 201 stainless steel and AISI 416 stainless steel are iron alloys. They have 86% of their average alloy composition in common.
For each property being compared, the top bar is AISI 201 stainless steel and the bottom bar is AISI 416 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 440 | |
| 230 to 320 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 4.6 to 51 | |
| 13 to 31 |
| Fatigue Strength, MPa | 280 to 600 | |
| 230 to 340 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 76 |
| Shear Strength, MPa | 450 to 840 | |
| 340 to 480 |
| Tensile Strength: Ultimate (UTS), MPa | 650 to 1450 | |
| 510 to 800 |
| Tensile Strength: Yield (Proof), MPa | 300 to 1080 | |
| 290 to 600 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 270 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 390 |
| Maximum Temperature: Mechanical, °C | 880 | |
| 680 |
| Melting Completion (Liquidus), °C | 1410 | |
| 1530 |
| Melting Onset (Solidus), °C | 1370 | |
| 1480 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 15 | |
| 30 |
| Thermal Expansion, µm/m-K | 17 | |
| 9.9 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.5 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.9 | |
| 3.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 7.0 |
| Density, g/cm3 | 7.7 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 1.9 |
| Embodied Energy, MJ/kg | 38 | |
| 27 |
| Embodied Water, L/kg | 140 | |
| 100 |
Common Calculations
| PREN (Pitting Resistance) | 19 | |
| 13 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 61 to 340 | |
| 98 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 230 to 2970 | |
| 220 to 940 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 23 to 52 | |
| 18 to 29 |
| Strength to Weight: Bending, points | 22 to 37 | |
| 18 to 25 |
| Thermal Diffusivity, mm2/s | 4.0 | |
| 8.1 |
| Thermal Shock Resistance, points | 14 to 32 | |
| 19 to 30 |
Alloy Composition
| Carbon (C), % | 0 to 0.15 | |
| 0 to 0.15 |
| Chromium (Cr), % | 16 to 18 | |
| 12 to 14 |
| Iron (Fe), % | 67.5 to 75 | |
| 83.2 to 87.9 |
| Manganese (Mn), % | 5.5 to 7.5 | |
| 0 to 1.3 |
| Nickel (Ni), % | 3.5 to 5.5 | |
| 0 |
| Nitrogen (N), % | 0 to 0.25 | |
| 0 |
| Phosphorus (P), % | 0 to 0.060 | |
| 0 to 0.060 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0.15 to 0.35 |