IN-SITU WETTABILITY ANALYSIS OF Al COATING INFLUENCE ON HOT-DIP GALVANIZING PROPERTIES OF ADVANCED HIGH-STRENGTH STEELS

Srinivasulu Grandhi, Kwang Hyeok Jin, Min Su Kim, Dong Joo Yoon, Seung Hyo Lee*, Min Suk Oh*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

We investigated the influence of steel surface properties on the wettability of zinc (Zn). Our main objective is to address the selective oxidation of solute alloying elements and enhance the wetting behavior of Zn on advanced high strength steel (AHSS) by employing an aluminum (Al) interlayer through the physical vapor deposition technique. The deposition of an Al interlayer resulted in a decrease in contact angle and an increase in spread width as the molten Zn interacted with the Al interlay on the steel substrate. Importantly, the incorporation of an Al interlayer demonstrated a significant improvement in wettability by substantially increasing the work of adhesion compared to the uncoated AHSS substrate.

Original languageEnglish
Pages (from-to)73-76
Number of pages4
JournalArchives of Metallurgy and Materials
Volume69
Issue number1
DOIs
StatePublished - 2024
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2024. The Author(s).

Keywords

  • Advanced high-strength steel (AHSS)
  • contact angle
  • physical vapor deposition (PVD)
  • selective oxidation
  • wetting

ASJC Scopus subject areas

  • Metals and Alloys

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