Affiliation: | 1. School of Materials Science and Engineering, Central South University, Changsha 410083, China 2. School of Materials Science and Engineering, Central South University, Changsha 410083, China;Technology Center, Hengyang Valin Steel Tube Co.Ltd, Hengyang 421001, China 3. Powder Metallurgy Research Institute, Central South University, Changsha 410083, China |