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롤 본딩법으로 제조한 Al-Cu 하이브리드 판재의 압하율이 기계적 물성에 미치는 영향
이수은(S.E. Lee),이광석(K.S. Lee),김정수(J.S. Kim),성효경(H.K. Sung),이성학(S.H. Lee),장영원(Y.W. Chang),김민중(M.J. Kim),배동현(D.H. Bae),권용남(Y.N. Kwon) 한국소성가공학회 2012 한국소성가공학회 학술대회 논문집 Vol.2012 No.10
We present here the influence of reduction ratio during roll bonding on the microstructural evolution, mechanical properties and room-temperature formability of Al-Cu 2-ply clad metal. The effect of reduction ratio upon the evolution of interface microstructure is first analyzed by means of scanning electron microscope (SEM) and transmission electron microscope (TEM) attached with energy dispersive spectroscopy (EDS). Taking the difference of microstructure upon reduction ratio into account, mechanical properties of this composite were evaluated by uniaxial tensile and peel tests. Formability was also verified by applying Erichsen tests.