Institute of Advanced Wear Resistant and Functional Materials,Jinan University,Guangzhou,510632,China;
Jewelry Institute,Guangzhou Panyu Polytechnic,Guangzhou,511487,China;
Department of Engineering,University of Hull,East Yorkshire,Hull,HU67RX,UK;
Recycled Alalloy; Solidifi cation; Synchrotron X-ray tomography; Machine learning; Fe-rich intermetallic phases;