采用低频电磁铸造技术制备Al-9Zn-2.8Mg-2.5Cu-x Zr-y Sc（x=0,0.15%,0.15%;y=0,0.05%,0.15%）合金,借助金相显微镜、扫描电镜、透射电......

采用低频电磁铸造技术制备Al-9Zn-2.8Mg-2.5Cu-x Zr-y Sc(x=0,0.15%,0.15%;y=0,0.05%,0.15%)合金,借助金相显微镜、扫描电镜、透射......

采用低频电磁铸造技术制备了3种不同Sc，Zr含量的Al-Zn-Mg-Cu合金，经均匀化处理、热挤压、固溶和时效处理后，借助光学显微镜(OM)、差热......