长时热暴露对一种抗热腐蚀单晶高温合金/Pt-Al涂层体系微观组织演化的影响

张英健, 张思倩, 王栋, 张浩宇, 周舸, 陈立佳

Effect of Long-term Thermal Exposure on Microstructure Evolution of a Platinum Modified Aluminide Coated Single Crystal Superalloy DD413

ZHANG Yingjian, ZHANG Siqian, WANG Dong, ZHANG Haoyu, ZHOU Ge, CHEN Lijia

表1 DD413合金名义成分(%，质量分数)

Table 1 Nominal composition of DD413 alloy (mass fraction, %)

Alloy C Cr Co W Mo Al Ti Ta Ni DD413 0.07 12 9 3.8 1.9 3.6 4.1 5 Bal.