This study focuses on electro-galvanizing of iron materials. Zinc plating provides superior corrosion resistance at a low cost due to zinc's lower potential (Zn: -0.76V) compared to iron (Fe: -0.44V), enabling it to act as a sacrificial layer. The paper also highlights the need for post-plating chromate or coating treatments to prevent the surface corrosion of zinc itself. The primary objective of this research is to analyze how different electro-galvanizing bath solutions influence key plating characteristics, such as uniformity of deposition and hydrogen embrittlement. The study examines various bath types, including acidic and alkaline solutions. Acidic baths, like zinc sulfate solutions, are shown to be suitable for high-current plating, ideal for high-speed processes like wire rod plating. Alkaline baths, such as cyanide solutions, produce a dense and glossy deposit, commonly used for decorative and anti-corrosion applications. Through a quantitative analysis of each solution's current efficiency and uniformity of deposition, this paper provides valuable insights for selecting the optimal plating bath in industrial applications.

Abstract
1. 서 론
2. 아연도금욕의 종류 및 특성
    2.1 산성 아연도금욕
    2.2 알카리 성 아연도금욕
3. 아연도금욕의 균일 전착성
    3.1 균일전착성
4. 결 론
References

• 강수영(Inha Technical College, Professor, Dept. of Materials Engineering) | SooYoung Kang
• 천용우(Graduate School of Hanbat National University, PhD student, Dept. of Materials and Systems Engineering) | YongWoo Chun Corresponding author