超音速微粒轰击诱导表面纳米化对300M钢腐蚀疲劳行为的影响

熊毅, 栾泽伟, 马云飞, 厉勇, 查小琴

Effect of Surface Nanocrystallization Induced by Supersonic Fine Particles Bombardment on Corrosion Fatigue Behavior of 300M Steel

XIONG Yi, LUAN Zewei, MA Yunfei, LI Yong, ZHA Xiaoqin

图2 超音速微粒轰击(SFPB)处理前后300M钢腐蚀疲劳前微观组织形貌的SEM像

Fig.2 SEM images of 300M steel without (a) and with (b) supersonic fine particle bombardment (SFPB) treatment before corrosion fatigue (SPD—severe plastic deformation, MPD—minor plastic deformation)