| （Ni,Fe）Al金属间化合物的快速凝固组织与室温塑性 |
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| 引用本文： | 孙宝德,车晓舟,杨根仓,周尧和.（Ni,Fe）Al金属间化合物的快速凝固组织与室温塑性[J].材料研究学报,1996,10(2):130-134. |
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| 作者姓名： | 孙宝德 车晓舟 杨根仓 周尧和 |
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| 作者单位： | [1]上海交通大学 [2]西北工业大学 |
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| 摘 要： | 用单辊快速凝固法制备（ＮｉＦｅ）Ａｌ金属间化合物并研究其组织与室温塑性。结果表明，Ａｌ－４５Ｎｉ－５Ｆｅ（原子分散）在快速凝固条件下可形成内部为亚微米级针状亚晶的等轴晶粒，具有高达３．１％的弯曲塑性，Ａｌ－３５Ｎｉ－１５Ｆｅ和Ａｌ－２５Ｎｉ－２５Ｆｅ的快凝组织则为柱状晶，弯曲塑性仅有１．１％１．０％，针状亚晶是一定成分的（Ｎｉ，Ｆｅ）Ａｌ在快速凝固条件下形成的亚稳相，其形成机制和快速凝固过程中原子
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| 关 键 词： | 快速凝固 针状亚晶 室温塑性 镍铁铝 |
| 收稿时间： | 1996-04-25 |
| 修稿时间： | 1996-04-25 |
THE MICROSTRUCTURE AND ROOM TEMPERATURE DUCTILITY OF RAPIDLY SOLIDIFIED(Ni, Fe)Al INTERMETALLICS |
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| SUN Baode,CHE Xiaozhou,YANG Gengcang,ZHOU YaoheCorrespondent:.THE MICROSTRUCTURE AND ROOM TEMPERATURE DUCTILITY OF RAPIDLY SOLIDIFIED(Ni, Fe)Al INTERMETALLICS[J].Chinese Journal of Materials Research,1996,10(2):130-134. |
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| Authors: | SUN Baode CHE Xiaozhou YANG Gengcang ZHOU YaoheCorrespondent: |
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| Affiliation: | SUN Baode,CHE Xiaozhou,YANG Gengcang,ZHOU Yaohe(Shanghai Jiao Tong University)(Northwesten Polytechnic University)Correspondent:(Associate Professor,Department of Materials Engineering,Shanghai Jiao Tong University,Shanghai ) |
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| Abstract: | The microstructure and bend ductility at room temperature of the (Ni, Fe)Al intermetallic compound were investigated by single roller rapid solidification technology. The results show that under rapid solidification Al-45Ni-5Fe formed equiaxed grains with |
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| Keywords: | Ni Fe)Al rapid solidification needle sub-grains bend ductility |
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