...Reaction with oxygen only occurs at high temperatures, so it is called high-temperature oxidation. Cavitation corrosion: When a liquid in contact with a metal surface is subjected to a sudden decrease in pressure, vacuum-like bubbles are generated (cavitation), and when these collapse, they damage the surface film and the metal, resulting in corrosion. Pitting corrosion: A typical localized corrosion that progresses in the form of holes toward the inside of a metal material. ... *Some of the terminology that refers to "cavitation corrosion" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…酸素との反応の場合は高温でなければ起こらないので高温酸化と呼ぶ。 キャビテーション腐食cavitation corrosion金属表面に接触する液体に急激な圧力減少を与えると真空状の気泡が発生し(キャビテーション),それが崩壊するときに表面皮膜や金属を損傷して生ずる腐食。 孔食pitting corrosion(点食)金属材料内部に向かって孔状に進行する典型的な局部腐食。… ※「cavitation corrosion」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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