journal article·2023-08

Effect of Al2O3 particles on the corrosion behavior of molybdenum alloys in molten zinc

Bin Wang, Yucheng Zhou, Dan Yang, Liujie Xu, Xiuqing Li, Shizhong Wei

Corrosion Science· Volume 220
Publisher page

Abstract

A new method that samples and a certain amount of Zn grains are sealed into a quartz tube under vacuum is designed to investigate the corrosion behavior of molybdenum alloys in molten zinc, with the mechanism of action of Al 2O 3 investigated. The molybdenum alloys annealed at 1200 ℃ exhibit an excellent corrosion resistance to liquid zinc. After 40 days of corrosion, the corrosion rate of Mo-2.0 wt%Al 2O 3 decreased by 47.92 % compared with that of pure molybdenum. Al 2O 3 particles distributing in the matrix and corrosion layer can change the diffusion path of molybdenum and zinc atoms, improving the corrosion resistance of molybdenum alloys.
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Research context

OpenAlex topics: Aluminum Alloy Microstructure Properties · Metallurgical Processes and Thermodynamics · Advanced materials and composites

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

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