Relation of microstructure, microhardness and underlying thermodynamics in molten pools of laser melting deposition processed TiC/Inconel 625 composites
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- 作者：Sainan Caoa ; b ; Dongdong Gua ; b ; dongdonggu@nuaa.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Qimin Shia ; b
- 关键词：Laser melting deposition ; Metal matrix composites ; Microstructure ; Microhardness ; Temperature gradient ; Cooling rate
- 刊名：Journal of Alloys and Compounds
- 出版年：2017
- 出版时间：25 January 2017
- 年：2017
- 卷：692
- 期：Complete
- 页码：758-769
- 全文大小：4571 K
文摘
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Microstructure evolution in the molten pool of LMD-processed samples was disclosed.
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Varied microhardnesses in different zones of the molten pool were found.
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Mechanisms of microstructure evolution and microhardness variety were investigated.
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Relation of microstructure, hardness and underlying thermodynamics was explained.