950 ℃下DZ411镍基高温合金NiCoCrAlY涂层热腐蚀行为
Hot Corrosion Behavior of DZ411 Nickel-Based Superalloy NiCoCrAlY Coating at 950 oC
950 ℃下DZ411镍基高温合金NiCoCrAlY涂层热腐蚀行为 |
| 邓尕平, 赵杰, 高凯, 王威, 刘欢, 曹铁山, 程从前 |
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Hot Corrosion Behavior of DZ411 Nickel-Based Superalloy NiCoCrAlY Coating at 950 oC |
| DENG Gaping, ZHAO Jie, GAO Kai, WANG Wei, LIU Huan, CAO Tieshan, CHENG Congqian |
| 图4 不同盐膜条件下热腐蚀200 h后试样截面形貌和表面形貌的SEM像 |
| Fig.4 SEM images of cross-sectional (a-c) and surface (d-f) morphologies of specimens after 200 h hot corrosion under different salt film conditions (IDZ—inter diffusion zone) (a, d) without salt (b, e) Na2SO4 salt film (c, f) Na2SO4 + NaCl salt film |
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