Elimination Mechanism of Shrinkage Porosity During Pressurized Solidification Process of 19Cr14Mn4Mo1N High-Nitrogen Steel Ingot. - Li, Hua-Bing; Ni, Zhuo-Wen; Zhu, Hong-Chun; He, Zhi-Yu; Feng, Hao; Zhang, Shu-Cai; Jiang, Zhou-Hua; Wang, Yu (Metallurgical & Materials Transactions. Part B, 2023)