Microstructure and High-Temperature Oxidation Resistance of Novel Cast Low-Chromium Alumina-Forming Austenitic Steels

Key Points

• Oxidation resistance significantly improves with the novel low-chromium alumina-forming steel microstructure, promoting durability.
• The study demonstrates that these steels can withstand high-temperature conditions better than traditional austenitic steels.
• Analysis reveals a unique microstructure enabling superior performance at elevated temperatures, reflecting advanced material design.
• Findings suggest that implementing low-chromium alumina-forming steels may enhance industrial applications requiring high-temperature resistance.