两种热处理状态的镍基单晶高温合金在900℃下(Na2SO4 + NaCl)混合盐中热腐蚀行为研究
张金龙, 付广艳, 宁礼奎, 刘恩泽, 谭政, 佟健, 郑志

Hot Corrosion Behavior of a Nickel Based Single Crystal High Temperature Alloy Subjected to Different Heat Treatments
ZHANG Jinlong, FU Guangyan, NING Likui, LIU Enze, TAN Zheng, TONG Jian, ZHENG Zhi
表1 合金的热处理制度
Table 1 Heat treatment schemes of the alloy
Heat treatment

CH Sample

(completely heat treated)

CH-LA Sample

(complete heat treatment + long-term aging)

Solution1270oC/1 h + 1280oC/1 h + 1290oC/2 h + 1300oC/3 h + 1310oC/30 h, AC

1270oC/1 h + 1280oC/1 h + 1290oC/2 h +

1300oC/3 h + 1310oC/30 h, AC

Primary aging1100oC/4 h, AC1100oC/4 h, AC
Secondary aging870oC/32 h, AC870oC/32 h, AC
Long-term aging-1000oC/600 h, AC