AISI 201LN Stainless Steel vs. S45503 Stainless Steel
Both AISI 201LN stainless steel and S45503 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is AISI 201LN stainless steel and the bottom bar is S45503 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 210 to 320 | |
| 410 to 500 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 25 to 51 | |
| 4.6 to 6.8 |
| Fatigue Strength, MPa | 340 to 540 | |
| 710 to 800 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 75 |
| Shear Strength, MPa | 530 to 680 | |
| 940 to 1070 |
| Tensile Strength: Ultimate (UTS), MPa | 740 to 1060 | |
| 1610 to 1850 |
| Tensile Strength: Yield (Proof), MPa | 350 to 770 | |
| 1430 to 1700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 270 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 640 |
| Maximum Temperature: Mechanical, °C | 880 | |
| 760 |
| Melting Completion (Liquidus), °C | 1410 | |
| 1440 |
| Melting Onset (Solidus), °C | 1370 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Expansion, µm/m-K | 17 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 15 |
| Density, g/cm3 | 7.7 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.4 |
| Embodied Energy, MJ/kg | 38 | |
| 48 |
| Embodied Water, L/kg | 140 | |
| 120 |
Common Calculations
| PREN (Pitting Resistance) | 20 | |
| 13 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 230 to 310 | |
| 82 to 110 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 27 to 38 | |
| 57 to 65 |
| Strength to Weight: Bending, points | 24 to 30 | |
| 39 to 43 |
| Thermal Shock Resistance, points | 16 to 23 | |
| 56 to 64 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.010 |
| Chromium (Cr), % | 16 to 17.5 | |
| 11 to 12.5 |
| Copper (Cu), % | 0 to 1.0 | |
| 1.5 to 2.5 |
| Iron (Fe), % | 67.9 to 73.5 | |
| 72.4 to 78.9 |
| Manganese (Mn), % | 6.4 to 7.5 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.5 |
| Nickel (Ni), % | 4.0 to 5.0 | |
| 7.5 to 9.5 |
| Niobium (Nb), % | 0 | |
| 0.1 to 0.5 |
| Nitrogen (N), % | 0.1 to 0.25 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.010 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 0.2 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.010 |
| Titanium (Ti), % | 0 | |
| 1.0 to 1.4 |