National Engineering Research Center for Equipment and Technology of Cold Strip Rolling;
College of Mechanical Engineering;
Yanshan University;
Qinhuangdao 066004;
China;
State Key Laboratory of Metastable Materials Science and Technology;
Yanshan University;
Qinhuangdao 066004;
China;
Liren College of Yanshan University;
Yanshan University;
Qinhuangdao 066004;
China;
Tempering mechanism; Lath martensite; IF steel; Terminal tip migration; High pressure;