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Author:

丁卫东 (丁卫东.) | 栗卓新 (栗卓新.) | 李国栋 (李国栋.)

Indexed by:

CQVIP PKU CSCD

Abstract:

使用自制药芯焊丝等离子熔敷技术在液压支架立柱表面制备高硼熔敷层,分别研究了硼对熔敷层显微组织、结构、显微硬度、耐磨性、耐蚀性的影响.结果表明,四组高硼熔敷层成形良好,无裂纹,组织均匀致密.随硼含量的增加,熔敷层的显微硬度先增加后降低,最大为440 HV20,耐磨性与硬度呈对应关系;盐雾试验480 h后1号,2号熔敷层未出现腐蚀点,表现出良好的耐蚀性.综合分析表明,B元素含量为1.150%时,在保证硬度和耐磨性能的同时,盐雾腐蚀480 h未出现腐蚀点,满足液压支架立柱的使用要求.

Keyword:

熔敷层 等离子熔敷 液压支架立柱

Author Community:

  • [ 1 ] [丁卫东]北京工业大学
  • [ 2 ] [栗卓新]北京工业大学
  • [ 3 ] [李国栋]北京工业大学

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Source :

焊接学报

ISSN: 0253-360X

Year: 2017

Issue: 4

Volume: 38

Page: 77-80

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 0

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