| 异质钛合金线性摩擦焊接头形成过程及组织特征 |
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| 引用本文： | 张传臣,张田仓,季亚娟,黄继华.异质钛合金线性摩擦焊接头形成过程及组织特征[J].焊接学报,2013,34(6):69-72. |
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| 作者姓名： | 张传臣 张田仓 季亚娟 黄继华 |
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| 作者单位： | 1. 北京航空制造工程研究所航空发动机工艺研究室,北京,100024
2. 北京科技大学材料科学与工程学院,北京,100083 |
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| 基金项目： | "高档数控机床与基础制造设备"科技重大专项"先进焊接技术与装备创新能力平台"资助项目 |
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| 摘 要： | 对TC4和TC17异质钛合金线性摩擦焊接头形成及接头组织特征进行分析,并测量了动态平衡阶段的界面温度.结果表明,在摩擦初期界面容易产生大的磨损颗粒,摩擦过渡阶段两侧基体材料产生大的塑性变形,大的磨损颗粒被细化,摩擦界面开始产生高温粘塑性金属；动态平衡摩擦阶段高温粘塑性金属被均匀的挤出界面形成飞边,焊后界面两侧组织被细化.测温结果显示,摩擦过程中界面温度超过1 200℃,高于两基体材料的相变温度,TC17侧焊缝中形成再结晶β晶粒,TC4侧形成典型的魏氏组织,焊缝两侧的热力影响区产生明显的变形,组织均被拉长.
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| 关 键 词： | 线性摩擦焊 钛合金 组织 界面温度 |
| 收稿时间： | 2012/4/14 0:00:00 |
Investigation on joint establishment and weld microstructure during linear friction welding of dissimilar titanium alloys |
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| ZHANG Chuanchen,ZHANG Tiancang,JI Yajuan and HUANG Jihua.Investigation on joint establishment and weld microstructure during linear friction welding of dissimilar titanium alloys[J].Transactions of The China Welding Institution,2013,34(6):69-72. |
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| Authors: | ZHANG Chuanchen ZHANG Tiancang JI Yajuan and HUANG Jihua |
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| Affiliation: | Research Department of Aeroengine, AVIC Beijing Aeronautical Manufacturing Technology Research Institute, Beijing 100024, China,Research Department of Aeroengine, AVIC Beijing Aeronautical Manufacturing Technology Research Institute, Beijing 100024, China,Research Department of Aeroengine, AVIC Beijing Aeronautical Manufacturing Technology Research Institute, Beijing 100024, China and School of Materials Science and Engineering, University of Science and Technology Beijing, Beijing 100083, China |
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| Abstract: | |
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| Keywords: | linear friction welding titanium alloy microstructure interface temperature |
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