本文简述了国内外硬质合金的应用和研发进展,分析了硬质合金与钢基体钎焊技术的发展历程和研究现状,综述了当前提高钎焊性能的基本方法,如改变钎料、控制钎焊工艺参数、优化钎焊接口结构等,并对硬质合金和钢异质钎焊面I临的新问题进行了分析.
The applications and research progresses of cemented carbides at home and abroad are introduced.The development and status of brazing of cemented carbides to steels are commented,such as changing the brazing metals,controlling the brazing parameters,optimizing the structure of brazed joint and so on.Newly produced problems in the brazing technology are analyzed.
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