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Evaluation Methods of Microstructure of Be-Al Alloy
ZHANG Jian-kang1,FU Guo-yun',LUAN Xinr-gang2,WANG Zhan-hong',WANG Dong- xin',ZHAO Zhi-ling',LI Mei-sui',L¨¹ Yi-ge',LI Zhi-nian
(1.Key Laboratory of Special Material,Northwest Rare Metal Materials Institute,Shizuishan 753000,China;
2.State Key Laboratory of Solidification Processing,Northwestern Polytechnical University,Xi'an 710072,China)
Abstract:The microstructure measurement methods of Be-Al alloy made by powder metallurgy were
discussed,The quantitative parameters were presented ineluding the biggest size of Be zone and Al zone, the area
distribution and integrated particle size of Be and Al phase. It was suggested that these parameters should be
measured in metallographic examination to improve the monitoring capacity of microstructure.
Keywords: Be-Al alloy; powder metallurgy; metallographic examination;microstructure
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