氮对淬火-配分超级马氏体不锈钢组织和性能的影响

庞阳, 邹德宁, 李雨浓, 李苗苗, 闫星宇, 何婵

Effect of Nitrogen on Microstructure and Properties of Quenched and Partitioned Super Martensitic Stainless Steel

PANG Yang, ZOU Dening, LI Yunong, LI Miaomiao, YAN Xingyu, HE Chan

表1 实验钢的化学成分

Table 1 Chemical composition of experimental steel (mass fraction, %)

No. Cr C Ni Mo Mn Si P S N V Fe 0N 13.05 0.024 5.08 0.69 1.98 0.29 0.009 0.005 0 0 Bal. 0.23N 13.15 0.025 5.12 0.71 2.04 0.28 0.009 0.005 0.23 0.06 Bal. 0.35N 13.02 0.023 4.98 0.71 2.01 0.29 0.009 0.006 0.35 0.06 Bal.