한국전기화학회

Vol.10, No.3, August 2007

The Pitting Inhibition of Fe-Cu Alloy in Weakly Alkaline Solution under Wet-Dry Condition: JKES Vol.10, No.3, pp.175~178, August 2007; DOI : 10.5229/JKES.2007.10.3.175

Je-Kyoung Kim*, Tae-Young Kang†, and Kyung-Man Moon*††

FCB R&D Group, Samsung Electro-Mechanics Co. Ltd. 1623-2 Nocksan Industrial Complex, SongJeong-Dong, KangSeo-Ku, Busan, Korea, †Division of R&D Center, Unionsteel, 76-1, Namcheon-dong, Suyeong-gu, Busan, Korea, ††Department of Mechanical Materials Science

Pure iron, Fe-0.4, and 1.2 wt.%Cu alloys were examined by conducting the electrochemical techniques in the weakly alkaline solution, pH9, controlled by Ca(OH)2 solution added with 0.02M NaCl. The Rp measured from ac impedance, selected 10 kHz and 10mHz, i

Keyword : Alloy, Pitting, AC impedance, Atmospheric.

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JKES

Vol.10, No.3, August 2007