AISI 316N Stainless Steel vs. AISI 201 Stainless Steel
Both AISI 316N stainless steel and AISI 201 stainless steel are iron alloys. They have 90% of their average alloy composition in common.
For each property being compared, the top bar is AISI 316N stainless steel and the bottom bar is AISI 201 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 350 | |
| 200 to 440 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 9.0 to 39 | |
| 4.6 to 51 |
| Fatigue Strength, MPa | 230 to 450 | |
| 280 to 600 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 78 | |
| 77 |
| Shear Strength, MPa | 420 to 690 | |
| 450 to 840 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 1160 | |
| 650 to 1450 |
| Tensile Strength: Yield (Proof), MPa | 270 to 870 | |
| 300 to 1080 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 280 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 940 | |
| 880 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1410 |
| Melting Onset (Solidus), °C | 1400 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 15 | |
| 15 |
| Thermal Expansion, µm/m-K | 16 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.3 | |
| 2.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 2.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 19 | |
| 12 |
| Density, g/cm3 | 7.9 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 3.9 | |
| 2.6 |
| Embodied Energy, MJ/kg | 53 | |
| 38 |
| Embodied Water, L/kg | 150 | |
| 140 |
Common Calculations
| PREN (Pitting Resistance) | 27 | |
| 19 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 95 to 230 | |
| 61 to 340 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 180 to 1880 | |
| 230 to 2970 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 22 to 41 | |
| 23 to 52 |
| Strength to Weight: Bending, points | 20 to 31 | |
| 22 to 37 |
| Thermal Diffusivity, mm2/s | 4.1 | |
| 4.0 |
| Thermal Shock Resistance, points | 14 to 26 | |
| 14 to 32 |
Alloy Composition
| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.15 |
| Chromium (Cr), % | 16 to 18 | |
| 16 to 18 |
| Iron (Fe), % | 61.9 to 71.9 | |
| 67.5 to 75 |
| Manganese (Mn), % | 0 to 2.0 | |
| 5.5 to 7.5 |
| Molybdenum (Mo), % | 2.0 to 3.0 | |
| 0 |
| Nickel (Ni), % | 10 to 14 | |
| 3.5 to 5.5 |
| Nitrogen (N), % | 0.1 to 0.16 | |
| 0 to 0.25 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.060 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |