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DZ40M和K452高温合金在NaCl熔盐中的循环热腐蚀行为研究
申聚宝1; 崔宇2; 刘莉1; 刘叡1; 孟凡帝1; 王福会1
2023
Source Publication中国腐蚀与防护学报
ISSN1005-4537
Volume43Issue:2Pages:280-288
Abstract采用涂盐法研究钴基DZ40M和镍基K452高温合金的循环热腐蚀行为。利用失量法、XRD、SEM、EDS、划痕、二维轮廓等测试手段,表征了DZ40M和K452的循环热腐蚀失效过程,对比分析了两种高温合金失效行为差异的原因。结果表明:15周期后,K452的抗循环热腐蚀性能优于DZ40M,原因在于K452中Al、Ti、Ni元素含量更高,一方面生成的外层NiTiO_3可以有效阻挡熔盐侵蚀,另一方面内层Al_2O_3保证了腐蚀产物膜与基体紧密结合。
KeywordDZ40M K452 NaCl molten salt cyclic hot corrosion DZ40M K452 NaCl熔盐 循环热腐蚀
Language中文
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/179566
Collection中国科学院金属研究所
Affiliation1.东北大学
2.中国科学院金属研究所
Recommended Citation
GB/T 7714
申聚宝,崔宇,刘莉,等. DZ40M和K452高温合金在NaCl熔盐中的循环热腐蚀行为研究[J]. 中国腐蚀与防护学报,2023,43(2):280-288.
APA 申聚宝,崔宇,刘莉,刘叡,孟凡帝,&王福会.(2023).DZ40M和K452高温合金在NaCl熔盐中的循环热腐蚀行为研究.中国腐蚀与防护学报,43(2),280-288.
MLA 申聚宝,et al."DZ40M和K452高温合金在NaCl熔盐中的循环热腐蚀行为研究".中国腐蚀与防护学报 43.2(2023):280-288.
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