| 钇和铈对AZ91D镁合金的组织及力学性能的影响 |
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| 引用本文： | 狄石磊,郭峰,张建华,高平,李进军,张文波.钇和铈对AZ91D镁合金的组织及力学性能的影响[J].兵器材料科学与工程,2010,33(3):60-64. |
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| 作者姓名： | 狄石磊 郭峰 张建华 高平 李进军 张文波 |
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| 作者单位： | 中国兵器科学研究院,宁波分院,内蒙古,包头,014034;内蒙古工业大学,材料科学与工程学院,内蒙古,呼和浩特,010051 |
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| 摘 要： | 采用真空熔炼金属型铸造方法,在AZ91D镁合金中添加适量的稀土元素钇和铈,研究钇和铈对AZ91D组织和力学性能的影响规律。结果表明,在AZ91D中添加适量钇和铈可以使合金的组织细化,Mg17Al12第二相分布均匀弥散,提高AZ91D镁合金的力学性能。
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| 关 键 词： | 真空熔炼 钇 铈 AZ91D镁合金 组织 力学性能 |
Effect of yttrium and cerium on microstructure and mechanical property of AZ91D magnesium alloy |
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| DI Shilei,GUO Feng,ZHANG Jianhua,GAO Ping,LI Jinjun,ZHANG Wenbo.Effect of yttrium and cerium on microstructure and mechanical property of AZ91D magnesium alloy[J].Ordnance Material Science and Engineering,2010,33(3):60-64. |
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| Authors: | DI Shilei GUO Feng ZHANG Jianhua GAO Ping LI Jinjun ZHANG Wenbo |
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| Affiliation: | DI Shilei1,GUO Feng2,ZHANG Jianhua1,GAO Ping1,LI Jinjun1,ZHANG Wenbo1(1.Ningbo Branch of China Academy of Ordnance Science,Baotou 014034,China,2.College of Materials Science and Engineering,Inner Mongolia University of Technology,Hohhot 010051,China) |
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| Abstract: | The vacuum melting metal mold casting method was used in adding proper amount Y and Ce in AZ91D magnesium alloy,and the effect of yttrium and cerium on microstructure and mechanical property of AZ91D magnesium alloy was studied.The results show that adding proper amount of Y and Ce can refine grain of AZ91D,the distribution of Mg17Al12 is uniform,and the mechanical properties of AZ91D magnesium alloy are improved. |
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| Keywords: | vacuum melting yttrium cerium AZ91D magnesium alloy microstructure mechanical property |
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