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作者:

Yang, Jiaoxi (Yang, Jiaoxi.) | Miao, Xuanhe (Miao, Xuanhe.) | Wang, Xibing (Wang, Xibing.) | Chen, Hong (Chen, Hong.) | Yang, Feng (Yang, Feng.)

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EI Scopus SCIE

摘要:

FeNiCr/60%WC coatings were deposited by laser cladding with direct injection of FeNiCr + 60%WC powder premixed with different amounts of Mo powder (0-4 wt.%) onto the N1310 nonmagnetic steel. The morphology was characterized using a scanning electron microscope (SEM), the phase analysis was performed using an X-ray diffractometer (XRD), and the magnetic properties were examined using a vibrating sample magnetometer (VSM). The empirical electron theory (EET) of solids and molecules was used to calculate magnetic moments of Fe3W3C and Ni3Mo3C. The relative permeability of FeNiCr/60%WC composite coatings containing different amounts of Mo ranged from 1.008 to 1.052, which was significantly lower than that without Mo addition (1.104). The relative permeability decreased with increasing Mo content until a minimum was reached, and then increased with further increasing Mo content. Ni3Mo3C phase was formed initially at high Mo addition (>= 2.5%) due to the metallurgical reaction between the Mo particles and the Fe-based alloys. Both Ni3Mo3C and Fe3W3C phases were weakly ferromagnetic with a magnetic moment of 0.6816 and 0.9018 respectively, which seemed to be the main factors affecting the non-magnetic properties of the cladding coatings. (C) 2015 Elsevier Ltd. All rights reserved.

关键词:

EET theory Laser cladding Magnetic property Metal-matrix composite Mo addition Tungsten carbide

作者机构:

  • [ 1 ] [Yang, Jiaoxi]Beijing Univ Technol, Inst Laser Engn, Beijing 100124, Peoples R China
  • [ 2 ] [Miao, Xuanhe]Beijing Univ Technol, Inst Laser Engn, Beijing 100124, Peoples R China
  • [ 3 ] [Wang, Xibing]Beijing Univ Technol, Inst Laser Engn, Beijing 100124, Peoples R China
  • [ 4 ] [Chen, Hong]Beijing Univ Technol, Inst Laser Engn, Beijing 100124, Peoples R China
  • [ 5 ] [Yang, Feng]Cent Iron & Steel Res Inst, Beijing 100081, Peoples R China

通讯作者信息:

  • [Yang, Jiaoxi]Beijing Univ Technol, Inst Laser Engn, Beijing 100124, Peoples R China

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来源 :

INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS

ISSN: 0263-4368

年份: 2016

卷: 54

页码: 216-222

3 . 6 0 0

JCR@2022

ESI学科: MATERIALS SCIENCE;

ESI高被引阀值:198

中科院分区:2

被引次数:

WoS核心集被引频次: 13

SCOPUS被引频次: 22

ESI高被引论文在榜: 0 展开所有

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