UNS S32760 vs LDX 2101 ( 1.4501 vs 1.4162 )
| Property | UNS S32760 (1.4501 / F55 · Zeron 100) | LDX 2101 (1.4162 / S32101) |
| COMPOSITION (%) | ||
| Cr (chromium) | 24 – 26 | 21 – 22 |
| Ni (nickel) | 6 – 8 | 1.35 – 1.7 |
| Mo (molybdenum) | 3 – 4 | 0.1 – 0.8 |
| N (nitrogen) | 0.2 – 0.3 | 0.2 – 0.25 |
| Cu (copper) | 0.5 – 1 | 0.1 – 0.8 |
| Mn (manganese) | 0 – 1 | 4 – 6 |
| W (tungsten) | 0.5 – 1 | — |
| PHYSICAL | ||
| Density (g/cm3) | 7.73 – 7.82 | 7.69 – 7.76 |
| MECHANICAL | ||
| Young’s Modulus (GPa) | 190 – 200 | 195 – 205 |
| Yield Strength (MPa) | 515 – 565 | 480 – 600 |
| Tensile Strength (MPa) | 700 – 930 | 700 – 840 |
| Elongation (% strain) | 23 – 27 | 35 – 38 |
| Hardness – Brinell (HB) | 276 – 286 | 222 – 233 |
| Hardness – Rockwell C | 28 | 21 – 22 |
| Fatigue Strength @ 10^7 (MPa) | 241 – 267 | 470 – 530 |
| Fracture Toughness (MPa*m^0.5) | 150 – 195 | 144 – 176 |
| THERMAL | ||
| Melting Point (C) | 1400 – 1450 | 1400 – 1450 |
| Max Service Temp (C) | 335 – 365 | 335 – 365 |
| Min Service Temp (C) | -60 – -50 | -60 – -50 |
| Thermal Conductivity (W/m*C) | 12.9 – 15 | 14.4 – 15.6 |
| CORROSION RESISTANCE | ||
| PREN | 37.9 – 45.7 | 24.5 – 28.6 |
| Pitting & Crevice Corrosion | Very High (>40) | Medium (20-30) |
| Stress Corrosion Cracking | Slightly Susceptible | Slightly Susceptible |
| Sea Water | Excellent | Good |
| Sour Oil & Gas | Good | Good |
| PROCESSING | ||
| Machining Speed (m/min) | 14.6 | 23.8 |
| Weldability | Good (MIG/plasma/SAW/TIG: Excellent) | Good (MIG/plasma/SAW/TIG: Good) |
| Metal Casting | Unsuitable | Unsuitable |
| Metal Hot Forming | Limited use | Acceptable |
| Carbon Equivalency | 1.12 – 1.4 | 0.866 – 1.12 |
| NOTES | ||
| Generation / Notes | 2nd generation duplex | — |
| Typical Uses | — | — |






