吹砂对DD6单晶高温合金表面完整性和高周疲劳强度的影响

李嘉荣, 董建民, 韩梅, 刘世忠

Effects of Sand Blasting on Surface Integrity and High Cycle Fatigue Properties of DD6 Single Crystal Superalloy

LI Jiarong, DONG Jianmin, HAN Mei, LIU Shizhong

图3 不同粒径砂粒吹砂后试样硬度随距离表面深度的变化

Fig.3 Variations of specimen hardness with distance from surface after sand blasting with different granularities