Effect of Nb on strength and toughness of quenched and tempered 9NiCrMo steel
Li Shanshan1,2, Shen Junchang2, Zhu Xinkun1, Su Hang2
Heat Treatment of Metals . 2016, (2): 7 -10 .  DOI: 10.13251/j.issn.0254-6051.2016.02.002