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作者:

Chen, Lijia (Chen, Lijia.) | He, Dingyong (He, Dingyong.) (学者:贺定勇) | Han, Bing (Han, Bing.) | Guo, Zhen (Guo, Zhen.) | Zhang, Li (Zhang, Li.) | Lu, Longxing (Lu, Longxing.) | Wang, Xu (Wang, Xu.) | Tan, Zhen (Tan, Zhen.) | Zhou, Zheng (Zhou, Zheng.) (学者:周正)

收录:

SCIE

摘要:

In this study, a laser remelting process was applied to the FeCrCoNiTiAl0.6 high entropy alloy coating in order to improve the density and the surface quality of the coating. The coating was fabricated by high-velocity-oxygen-fuel (HVOF) technology. The microstructure and phase composition of the coating were investigated by scanning electron microscopy (SEM), energy dispersive X-ray spectrometer (EDS), X-ray diffractometer (XRD) and confocal scanning laser microscope (CSLM). Moreover, the wear behavior of the coating was evaluated by use of a ball-on-disc test. The coating was denser after laser remelting treatment by eliminating the previous lamellar structure. The microstructure of the laser-remelted coating exhibits two body-centered cubic (BCC) phases, which is different from the HVOF coating. In addition, aluminum oxide formed during laser remelting. Different from the wear mechanism of the HVOF coating, which comprised abrasion and fatigue, the major wear of the laser remelted coating was abrasion.

关键词:

coating friction behavior high entropy alloy laser remelting microstructure

作者机构:

  • [ 1 ] [Chen, Lijia]Guangdong Acad Sci, Guangdong Key Lab Modern Control Technol, Inst Intelligent Mfg, Guangzhou 510070, Peoples R China
  • [ 2 ] [Han, Bing]Guangdong Acad Sci, Guangdong Key Lab Modern Control Technol, Inst Intelligent Mfg, Guangzhou 510070, Peoples R China
  • [ 3 ] [Guo, Zhen]Guangdong Acad Sci, Guangdong Key Lab Modern Control Technol, Inst Intelligent Mfg, Guangzhou 510070, Peoples R China
  • [ 4 ] [Zhang, Li]Guangdong Acad Sci, Guangdong Key Lab Modern Control Technol, Inst Intelligent Mfg, Guangzhou 510070, Peoples R China
  • [ 5 ] [Lu, Longxing]Guangdong Acad Sci, Guangdong Key Lab Modern Control Technol, Inst Intelligent Mfg, Guangzhou 510070, Peoples R China
  • [ 6 ] [He, Dingyong]Beijing Univ Technol, Fac Mat & Mfg, Beijing 100124, Peoples R China
  • [ 7 ] [Wang, Xu]Beijing Univ Technol, Fac Mat & Mfg, Beijing 100124, Peoples R China
  • [ 8 ] [Tan, Zhen]Beijing Univ Technol, Fac Mat & Mfg, Beijing 100124, Peoples R China
  • [ 9 ] [Zhou, Zheng]Beijing Univ Technol, Fac Mat & Mfg, Beijing 100124, Peoples R China

通讯作者信息:

  • 周正

    [Zhou, Zheng]Beijing Univ Technol, Fac Mat & Mfg, Beijing 100124, Peoples R China

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来源 :

APPLIED SCIENCES-BASEL

年份: 2020

期: 20

卷: 10

2 . 7 0 0

JCR@2022

ESI学科: ENGINEERING;

ESI高被引阀值:28

JCR分区:2

被引次数:

WoS核心集被引频次: 6

SCOPUS被引频次: 9

ESI高被引论文在榜: 0 展开所有

万方被引频次:

中文被引频次:

近30日浏览量: 2

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