1. School of Material and Metallurgy, Inner Mongolia University of Science and Technology, Baotou 014010, China
2. Institute for Special Steels, China Iron and Steel Research Institute, Haidian, Beijing 100081, China
3. Inner Mongolia Shangdu Power Company, Xilin Gol League, Xilinhot 027200, China
4. Key Laboratory of Advanced Metals and Materials, School of Materials and Metallurgy, Inner Mongolia University of Science and Technology, Baotou 014010, China