镍基单晶高温合金DD432的持久性能各向异性
张子轩, 于金江, 刘金来

Anisotropy of Stress Rupture Property of Ni Base Single Crystal Superalloy DD432
ZHANG Zixuan, YU Jinjiang, LIU Jinlai
图7 <001>取向1000℃、280 MPa持久样品微裂纹形貌的SEM像
Fig.7 Low (a) and high (b) magnified SEM images of microcracks of <001> oriented specimens under 1000oC and 280 MPa