AISI 201LN Stainless Steel vs. EN 1.4541 Stainless Steel
Both AISI 201LN stainless steel and EN 1.4541 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common.
For each property being compared, the top bar is AISI 201LN stainless steel and the bottom bar is EN 1.4541 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 210 to 320 | |
| 190 to 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 25 to 51 | |
| 14 to 40 |
| Fatigue Strength, MPa | 340 to 540 | |
| 190 to 330 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 77 |
| Shear Strength, MPa | 530 to 680 | |
| 410 to 550 |
| Tensile Strength: Ultimate (UTS), MPa | 740 to 1060 | |
| 600 to 900 |
| Tensile Strength: Yield (Proof), MPa | 350 to 770 | |
| 220 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 290 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 480 |
| Maximum Temperature: Mechanical, °C | 880 | |
| 940 |
| Melting Completion (Liquidus), °C | 1410 | |
| 1430 |
| Melting Onset (Solidus), °C | 1370 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 15 | |
| 15 |
| Thermal Expansion, µm/m-K | 17 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.9 | |
| 2.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 16 |
| Density, g/cm3 | 7.7 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.2 |
| Embodied Energy, MJ/kg | 38 | |
| 46 |
| Embodied Water, L/kg | 140 | |
| 140 |
Common Calculations
| PREN (Pitting Resistance) | 20 | |
| 18 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 230 to 310 | |
| 110 to 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 310 to 1520 | |
| 120 to 830 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 27 to 38 | |
| 21 to 32 |
| Strength to Weight: Bending, points | 24 to 30 | |
| 20 to 27 |
| Thermal Diffusivity, mm2/s | 4.0 | |
| 4.0 |
| Thermal Shock Resistance, points | 16 to 23 | |
| 14 to 20 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.080 |
| Chromium (Cr), % | 16 to 17.5 | |
| 17 to 19 |
| Copper (Cu), % | 0 to 1.0 | |
| 0 |
| Iron (Fe), % | 67.9 to 73.5 | |
| 65.2 to 74 |
| Manganese (Mn), % | 6.4 to 7.5 | |
| 0 to 2.0 |
| Nickel (Ni), % | 4.0 to 5.0 | |
| 9.0 to 12 |
| Nitrogen (N), % | 0.1 to 0.25 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0 | |
| 0 to 0.7 |