Corrosion-electrochemical behavior of zirconium in molten alkali metal carbonates
- Authors: Nikitina E.V.1,2
-
Affiliations:
- Institute of High-Temperature Electrochemistry, Ural Branch
- Ural Federal University
- Issue: Vol 2016, No 8 (2016)
- Pages: 715-717
- Section: Article
- URL: https://journals.rcsi.science/0036-0295/article/view/170737
- DOI: https://doi.org/10.1134/S0036029516020099
- ID: 170737
Cite item
Abstract
The corrosion and electrochemical characteristics of zirconium during its interaction with molten lithium, sodium, and potassium carbonates containing from 1 to 5 wt % additives to the salt phase are studied in a temperature range of 500–800°C using gravimetry, corrosion potential measurement, and anodic polarization. The substances decreasing the corrosion losses due to the strengthening and thickening of an oxide film (lithium, sodium, potassium hydroxides) are used as passivators. Sodium chloride, fluoride, and sulfate serve as corrosion stimulators (activators).
About the authors
E. V. Nikitina
Institute of High-Temperature Electrochemistry, Ural Branch; Ural Federal University
Author for correspondence.
Email: neekeetina@mail.ru
Russian Federation, ul. S. Kovalevskoi 22, Yekaterinburg, 620219; ul. Mira 19, Yekaterinburg, 620002