镍基高温合金表面冲击强化机制及应用研究进展
王磊, 刘梦雅, 刘杨, 宋秀, 孟凡强

Research Progress on Surface Impact Strengthening Mechanisms and Application of Nickel-Based Superalloys
WANG Lei, LIU Mengya, LIU Yang, SONG Xiu, MENG Fanqiang
图11 LSP处理对某镍基单晶高温合金表面硬化层基体位错密度及γ′相内部微结构的影响[65]
Fig.11 Effect of LSP on the dislocation density of matrix and microstructure of γ′ phase in the surface hardened layer in nickel-based single crystal superalloy[65]
(a) untreated
(b-d) low (b) and high (c) magnified images of samples treated by LSP, and SAED pattern of Fig.11c (d)