| 粉末冶金气门座的研制 |
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| 引用本文： | 陈广志,田玉清,邓陈虹.粉末冶金气门座的研制[J].新技术新工艺,1999(4):28-30. |
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| 作者姓名： | 陈广志 田玉清 邓陈虹 |
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| 作者单位： | 北京钢铁研究总院,100081 |
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| 摘 要： | 以发动机气门座，对铁素体冷复压工艺进行了试验研究，分析了网状碳化物的生成条件。结果表明，采用该工艺可获得高密度，高碳含量，具有马氏体，贝氏体和网状碳化物组织的粉末冶金气门座。
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| 关 键 词： | 粉末冶金 气门座 汽车发动机 配气机构 |
The Development of Powder Metallurgy Valve Seats |
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| Chen Guangzhi,Tian Yuqing,Deng Chenhong.The Development of Powder Metallurgy Valve Seats[J].New Technology & New Process,1999(4):28-30. |
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| Authors: | Chen Guangzhi Tian Yuqing Deng Chenhong |
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| Abstract: | The process of ferrite cold repressing in manufacturing valve seats of engine is investigated. The results show that P/M valve seats using this technology has high density and high carbon content ,and their microstructure are martensite ,bainite and network carbide. |
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| Keywords: | P/M valve seats high density ferrite cold repressing |
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