回火温度对Nb微合金化NM500钢组织和性能的影响

徐慧, 李天生

Effect of tempering temperature on microstructure and mechanical properties of Nb microalloyed NM500 steel

Xu Hui, Li Tiansheng

金属热处理 . 2020, (9): 116 -120 . DOI: 10.13251/j.issn.0254-6051.2020.09.021