Microstructure and mechanical properties of multi-component nano oxide-dispersion strengthened RAFM steel fabricated via laser powder bed fusion

Wei Chen,Joowon Suh,Haibo Cao,Zhizhong Jiang,Suk Hoon Kang,Jie Yu

Materials Letters（2023）

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摘要

•Y4Zr3O12 nanoparticles reinforced RAFM steel powder was prepared.•ODS RAFM steel was fabricated using the LPBF process.•The strength and ductility of ODS RAFM steel were synergistically improved.•Multiple strengthening mechanisms overcame the strength-ductility trade-off.

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Additive manufacturing,Nanocomposites,Microstructure,Mechanical properties

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