1. College of Mechanical Engineering Yanshan University Qinhuangdao 066004 P. R. China
2. School of Materials Science and Engineering Hebei University of Technology Tianjin 300130 P. R. China
3. State Key Laboratory of Metastable Materials Science and Technology Yanshan University Qinhuangdao 066004 P. R. China
4. State Key Laboratory of Roll Composite Materials Sinosteel Xingtai Machinery & Mill Roll Co. Ltd Xingtai 054025 P. R. China