An innovative annealing treatment method and its mechanism to refine deformed mixed grains of initial aged GH4169 superalloy

Ming-Song Chen,Yan-Yong Ma,Y.C. Lin,Yu-Min Lou,Hong-Bin Li,Guan-Qiang Wang,Quan Chen

Journal of Alloys and Compounds（2022）

引用 8|浏览16

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摘要

•Proposed method can concurrently increase the nucleation rate and decrease the grain growth rate.•Refinement mechanism of deformed mixed grain is revealed by cellular automation method.•Refinement effect of the CC-RAT is far more than the isothermal annealing method.

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关键词

GH4169 superalloy,Continuous-cooling annealing treatment,Cellular automaton (CA) model,Grain refinement

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