高温蒸汽环境下K444K452合金及涂层的氧化行为
张超, 何闯, 夏凯, 郭亭山, 梁志远

Oxidation Behavior of K444 and K452 Alloys with and Without Thermal Barrier Coatings in High- temperature Steam Environment
ZHANG Chao, HE Chuang, XIA Kai, GUO Tingshan, LIANG Zhiyuan
表2 涂层成分及热处理工艺
Table 2 Coating composition and heat treatment process
No.CoatingHeat treatment
1180 μm CoCrAlY + 100 μm YSZ1060 ℃ (4 h)-1000 ℃ (2 h)-850 ℃ (16-17 h)
240 μm PtAl+120 μm YSZYSZ-1020 ℃ (2 h)-850 ℃ (16-17 h)