深冷处理M50航发轴承钢中纳米碳化物析出与残余应力演化的中子研究

曹艳飞, 张潇, 刘宏伟, 王磊涛, 柯于斌, 何伦华, 谢振华, 王培, 李殿中

Nanoscale Carbide Precipitates and Residual Stress Evolution in Cryogenically Treated M50 Aeroengine Bearing Steel Investigated Using Advanced Neutron Methods

CAO Yanfei, ZHANG Xiao, LIU Hongwei, WANG Leitao, KE Yubin, HE Lunhua, XIE Zhenhua, WANG Pei, LI Dianzhong

图6 回火态M50钢样品中片层状碳化物的原子分辨率HAADF-STEM像和EDS分析

Fig.6 Atomic-resolution HAADF-STEM image of a lamellar carbide with a thickness of a few atomic layers in tempered M50 steel sample (a) and corresponding EDS elemental mappings for Fe (b), C (c), V (d), Cr (e), and Mo (f)