Galvanic corrosion - Galvanic corrosion

Japanese: 異種金属接触腐食 - いしゅきんぞくせっしょく
Galvanic corrosion - Galvanic corrosion

...corrosion is often more severe in freshwater, which contains very little salt, or in brackish water, which is a mixture of freshwater and seawater, such as that found in estuaries, than in seawater.
[Classification of corrosion by mechanism]
Localized corrosion can be classified according to its mechanism into dissimilar metal contact corrosion (galvanic corrosion), electrochemical corrosion, aeration differential corrosion (oxygen concentration cell corrosion), blocked cell corrosion, and dew point corrosion. Corrosion under mechanical action can be classified into erosion corrosion, friction corrosion, turbulent corrosion, cavitation corrosion, stress corrosion cracking, and corrosion fatigue.

*Some of the terminology that refers to "galvanic corrosion" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…塩分をほとんど含まない淡水や河口地域などで生ずる淡水と海水の混合した汽水の中では,しばしば海水中よりも激しい腐食が起こることがある。
[メカニズムによる腐食の分類]
 局部腐食のメカニズムによる分類としては,異種金属接触腐食(ガルバニック腐食),電食,通気差腐食(酸素濃淡電池腐食),閉塞(へいそく)電池腐食,露点腐食などがある。機械的作用下の腐食としては,エロージョン腐食,摺動(しゆうどう)腐食,乱流腐食,キャビテーション腐食,応力腐食割れ,腐食疲労などがある。…

※「異種金属接触腐食」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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