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Enhancing corrosion resistance of Mg-Alloys by regulating precipitates at grain boundaries using rare earth oxides

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成果类型:
期刊论文
作者:
Wei Chen;Chenyang Gong;Peipei Jiang;Lang Gan;Yanjie Ren;...
通讯作者:
Wei Chen<&wdkj&>Wei Qiu
作者机构:
[Wei Chen; Chenyang Gong; Lang Gan; Cong Li; Jian Chen; Wei Qiu] School of Energy and Power Engineering, Changsha University of Science & Technology, Changsha 410114, China
[Peipei Jiang] School of Resources Environment and Safety Engineering, University of South China, Hengyang 421001, China
[Yanjie Ren] School of Mechanical & Energy Engineering, Zhejiang University of Science & Technology, Hangzhou 310023, China
通讯机构:
[Wei Chen; Wei Qiu] S
School of Energy and Power Engineering, Changsha University of Science & Technology, Changsha 410114, China
语种:
英文
期刊:
材料科学技术(英文版)
ISSN:
1005-0302
年:
2025
基金类别:
CRediT authorship contribution statement Wei Chen: Writing – review & editing, Writing – original draft, Project administration, acquisition. Chenyang Gong: Writing – original draft, Methodology, Investigation, Formal analysis, Data curation. Peipei Jiang: Supervision, acquisition. Lang Gan: Validation, Methodology. Yanjie Ren: Supervision, Software, Resources. Cong Li: Writing – review & editing, Methodology, Investigation. Jian Chen: Supervision, Project administration. Wei Qiu: Writing – review & editing,
机构署名:
本校为第一且通讯机构
院系归属:
能源与动力工程学院
摘要:
This study delved into the corrosion behavior of ZK60 Mg alloy in saturated NaCl solution, particularly focusing on the effects of the addition of rare earth oxide, namely CeO 2 (forming ZKC alloy) and La 2 O 3 (forming ZKL alloy). The results indicate that the introduction of CeO 2 and La 2 O 3 promotes the precipitation of T-(Mg 1− x , Zn x ) 11 RE phases (Mg-Zn-RE phases, where RE represents Ce or La) at grain boundaries. The presence and distribution pattern of the T-phase have a profound impact on the corrosion resistance of the Mg alloy....

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