11Cr-10Ni austenitic stainless steel is a chromium-nickel ferritic-austenitic duplex variant engineered for enhanced strength and corrosion resistance through molybdenum and aluminum microalloying. This material is primarily used in demanding chemical processing, oil & gas, and marine environments where both mechanical performance and resistance to pitting and crevice corrosion are critical. Engineers select this variant over standard 300-series austenites when higher yield strength is needed without sacrificing toughness, particularly in pressure vessels, piping, and subsea components exposed to chloride-rich or sour service conditions.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Elongation at Break(εf) | 18.00 | - | — | ||
Ultimate Tensile Strength(σUTS) | 1.232 | GPa | — | ||
Yield Strength (0.2% offset)(σy) | 1.174 | GPa | — |