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Na_2SO_4沉积盐引起的Ni_3Al-Fe的中温区热腐蚀
曾潮流,张鉴清,吴维玟,郭建亭
1994-11-08
Source Publication金属学报
Issue21Pages:398-402
Abstract研究了Na_2SO_4沉积盐引起的Ni_3Al-Fe于700一820℃空气中的腐蚀行为。结果表明,Ni_3Al-Fe遭受自持性的热腐蚀。热腐蚀的发生似可归因于Fe与Na_2SO_4反应的产物Na_2O与Na_2SO_4形成了Na_2O-Na_2SO_4共晶熔融盐,随后合金中Mo的氧化产物MoO_3参与电化学阴极还原反应,从而引发合金快速的热腐蚀。此外,熔盐中Na_2SO_4与MoO_3反应生成的SO_3导致了熔盐的高酸度和合金的内硫化,从而进一步加剧了腐蚀的进程。
description.department中国科学院金属腐蚀与防护研究所腐蚀科学开放研究实验室,中国科学院金属研究所
Keyword金属间化合物 Ni_3al-fe Na_2so_4 热腐蚀
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/28332
Collection中国科学院金属研究所
Recommended Citation
GB/T 7714
曾潮流,张鉴清,吴维玟,郭建亭. Na_2SO_4沉积盐引起的Ni_3Al-Fe的中温区热腐蚀[J]. 金属学报,1994(21):398-402.
APA 曾潮流,张鉴清,吴维玟,郭建亭.(1994).Na_2SO_4沉积盐引起的Ni_3Al-Fe的中温区热腐蚀.金属学报(21),398-402.
MLA 曾潮流,张鉴清,吴维玟,郭建亭."Na_2SO_4沉积盐引起的Ni_3Al-Fe的中温区热腐蚀".金属学报 .21(1994):398-402.
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