Key Laboratory for Advanced Materials Processing Technology;
Ministry of Education;
School of Materials Science and Engineering;
Tsinghua University;
Beijing 100084;
China;
Science and Technology on Power Beam Processes Laboratory;
AVIC Beijing Aeronautical Manufacturing Technology Research Institute;
Beijing 100024;
China;
School of Engineering;
University of Leicester;
LEI 7RH;
UK;
additive manufacturing; Ti-6-4; simulation; grain selection; grain growth;