热处理工艺对9Ni钢组织和低温韧性的影响

何应玲，何宜柱，杨磊

Effect of heat treatment process on microstructure and cryogenic toughness of 9Ni steel

He Yingling, He Yizhu, Yang Lei

金属热处理 . 2017, (2): 119 -123 . DOI: 10.13251/j.issn.0254-6051.2017.02.026