EN 1.4306 Stainless Steel vs. AISI 201LN Stainless Steel
Both EN 1.4306 stainless steel and AISI 201LN stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common.
For each property being compared, the top bar is EN 1.4306 stainless steel and the bottom bar is AISI 201LN stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 270 | |
| 210 to 320 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 14 to 45 | |
| 25 to 51 |
| Fatigue Strength, MPa | 190 to 330 | |
| 340 to 540 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 77 |
| Shear Strength, MPa | 400 to 550 | |
| 530 to 680 |
| Tensile Strength: Ultimate (UTS), MPa | 580 to 900 | |
| 740 to 1060 |
| Tensile Strength: Yield (Proof), MPa | 210 to 570 | |
| 350 to 770 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 280 |
| Maximum Temperature: Corrosion, °C | 420 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 960 | |
| 880 |
| Melting Completion (Liquidus), °C | 1420 | |
| 1410 |
| Melting Onset (Solidus), °C | 1380 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 15 | |
| 15 |
| Thermal Expansion, µm/m-K | 16 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 2.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 16 | |
| 12 |
| Density, g/cm3 | 7.8 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 3.2 | |
| 2.6 |
| Embodied Energy, MJ/kg | 45 | |
| 38 |
| Embodied Water, L/kg | 150 | |
| 140 |
Common Calculations
| PREN (Pitting Resistance) | 20 | |
| 20 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 200 | |
| 230 to 310 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 110 to 820 | |
| 310 to 1520 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 21 to 32 | |
| 27 to 38 |
| Strength to Weight: Bending, points | 20 to 27 | |
| 24 to 30 |
| Thermal Diffusivity, mm2/s | 4.0 | |
| 4.0 |
| Thermal Shock Resistance, points | 13 to 20 | |
| 16 to 23 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.030 |
| Chromium (Cr), % | 18 to 20 | |
| 16 to 17.5 |
| Copper (Cu), % | 0 | |
| 0 to 1.0 |
| Iron (Fe), % | 64.8 to 72 | |
| 67.9 to 73.5 |
| Manganese (Mn), % | 0 to 2.0 | |
| 6.4 to 7.5 |
| Nickel (Ni), % | 10 to 12 | |
| 4.0 to 5.0 |
| Nitrogen (N), % | 0 to 0.1 | |
| 0.1 to 0.25 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.015 |