镍基单晶高温合金的研发进展
张健(
),王莉,王栋,谢光,卢玉章,申健,楼琅洪
),王莉,王栋,谢光,卢玉章,申健,楼琅洪
Recent Progress in Research and Development of Nickel-Based Single Crystal Superalloys
ZHANG Jian(),WANG Li,WANG Dong,XIE Guang,LU Yuzhang,SHEN Jian,LOU Langhong
),WANG Li,WANG Dong,XIE Guang,LU Yuzhang,SHEN Jian,LOU Langhong
图4. 单晶叶片中几种典型的缺陷
Fig.4. Typical defects observed in single crystal blade including low angle grain boundary (LAGB) (a), sliver (b), spurious grains (c), freckle (d), shrinkage (e) and recrystallization (RX) (f)
