| 热挤压及热处理对等通道挤压法制备纳米级金属组织和性能的影响 |
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| 引用本文： | 龚志华,刘正东,杨钢,王立民,程世长,林肇杰,王宝峰,王汉东. 热挤压及热处理对等通道挤压法制备纳米级金属组织和性能的影响[J]. 金属热处理, 2005, 30(3): 52-55 |
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| 作者姓名： | 龚志华 刘正东 杨钢 王立民 程世长 林肇杰 王宝峰 王汉东 |
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| 作者单位： | 钢铁研究总院,北京,100081;内蒙古科技大学,内蒙古,包头,014010;钢铁研究总院,北京,100081;内蒙古科技大学,内蒙古,包头,014010 |
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| 基金项目： | 国家高技术研究发展计划 863计划(2002AA302501) |
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| 摘 要： | 等通道挤压(Equal Channel Angular Pressing)是制备纳米级金属结构材料的有效方法，热挤压过程中，可能发生动态回复和动态再结晶。针对以上情况，总结了挤压变形温度及挤压后热处理对组织和性能的影响，并对其发展趋势做了进一步的展望。
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| 关 键 词： | 等通道挤压 挤压温度 热处理 纳米级金属结构材料 |
| 文章编号： | 0254-6051(2005)03-0052-04 |
Influence of Hot ECAP and Heat Treatment on Microstructure and Properties of Nano-Metals |
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| GONG Zhi-hua,LIU Zheng-dong,YANG Gang,WANG Li-min,CHENG Shi-chang,LIN Zhao-jie,WANG Bao-feng,WANG Han-dong. Influence of Hot ECAP and Heat Treatment on Microstructure and Properties of Nano-Metals[J]. Heat Treatment of Metals, 2005, 30(3): 52-55 |
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| Authors: | GONG Zhi-hua LIU Zheng-dong YANG Gang WANG Li-min CHENG Shi-chang LIN Zhao-jie WANG Bao-feng WANG Han-dong |
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| Affiliation: | GONG Zhi-hua~ |
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| Abstract: | Equal channel angular pressing (ECAP) is an effective way to manufacture nano-metals.Dynamic recovery and dynamic recrystallization may occur during the hot ECAP.The effects of hot pressing temperature and subsequent heat treatment on microstructure and properties were investigated.At the same time,the development trend of the technology was also put forward. |
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| Keywords: | equal channel angular pressing(ECAP) pressing temperature heat treatment nano-metals |
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