Oxide dispersion strengthened alloys (ODS) are alloys that consist of a metal matrix with small oxide particles dispersed within it. They have high heat resistance, strength, and ductility . …

2023年3月1日 · Oxide dispersion strengthened (ODS) alloys are characterized by nanoscale oxide particles homogeneously dispersed in a metallic matrix. They have been…

Iron-based and nickel-based oxide dispersion strengthened alloys exhibit good corrosion resistance and mechanical properties at elevated temperatures. These alloys also show …

Oxide dispersion-strengthened (ODS) alloys rely on the strength of secondary-phase particles such as refractory oxides (i.e., Y2O3, Al2O3, HfO2, and ThO2), which results in the dispersion …

This report describes the ODS alloy processing routes combining AM processes and post-build thermomechanical treatments, mechanical and microstructural characteristics of the newly …

Strengthened (ODS) alloys have excellent potential for use in next-generation high-temperature applications where superior creep strength and oxidation resistance compared to current …

2024年4月26日 · Here we present a strategy to achieve ODS Al alloys containing highly dispersive 5 nm MgO nanoparticles by powder metallurgy, using nanoparticles that have in …

Innovators at the NASA Glenn Research Center have developed a new oxide dispersion strengthened medium entropy alloy (ODS-MEA) using additive manufacturing (AM). ODS …

The compositions and physical properties of two commercially-available oxide dispersion strengthened (ODS) alloys (one iron-based, the other nickel-based) are given in the tables below.

Early results from AM ODS alloy NX810 show a 2X improvement in strength, 3.5X improvement in ductility, and a 200X improvement in creep rupture life over conventional superalloys!