The high nitrogen steels (HNS) were produced by plasma rotating electrode process (PREP), and the properties of HNS specimens were examined.

• 为了寻求高效、经济的高氮钢生产工艺,用等离子旋转电极工艺(PREP)生产高氮钢并测试了所生产的几种典型高氮钢的性能。