Grain refinement of maraging steel cylindrical forging piece without Co
Yao Chunchen1,Wang Haiyun1,Liu Xianmin2,Wang Chunxu 2,Li Yong2
Heat Treatment of Metals . 2016, (2): 140 -142 .  DOI: 10.13251/j.issn.0254-6051.2016.02.032