第二取向对第三代单晶高温合金热疲劳过程中冷却孔孔周氧化行为的影响研究
王莉1(
),何禹锋1,2,申健1,郑伟1,楼琅洪1,张健1
),何禹锋1,2,申健1,郑伟1,楼琅洪1,张健1
Effect of Secondary Orientation on Oxidation Anisotropy Around the Holes of Single Crystal Superalloy During Thermal Fatigue Tests
WANG Li1(),HE Yufeng1,2,SHEN Jian1,ZHENG Wei1,LOU Langhong1,ZHANG Jian1
),HE Yufeng1,2,SHEN Jian1,ZHENG Wei1,LOU Langhong1,ZHANG Jian1
图5. 热疲劳实验220 cyc后(110)样品孔周典型氧化层组织
Fig.5. Oxidation layer around the holes in (110) specimen after 220 cyc thermal fatigue tests(a) secondary electron (SE) image (b) back scattered electron (BSE) image
