Chapter 11
Permeability of Concrete
コンクリートの透水性
Permeability refers to how readily liquids or gases can move through concrete. This characteristic is relevant for ensuring the impermeability of ...
コンクリートへの硫酸塩攻撃
Concrete subjected to sulfate attack typically exhibits a distinct whitish appearance, often first noticeable at the edges and corners, with subsequent ...
海水がコンクリートに及ぼす影響
Seawater-exposed concrete structures experience the dissolution of the needle-shaped crystals of ettringite and gypsum, increasing porosity and reducing ...
コンクリートへの酸攻撃
Acids interacting with concrete dissolve the hydrated cement paste, leading to a softened and structurally weakened material.
Acidity breaks down the ...
コンクリート中のアルカリ骨材反応
Aggregates naturally contain siliceous minerals that react with the alkaline hydroxides from cement alkalis.
The alkali-silica gel formed attracts water ...
補強材の腐食
Inside a concrete mass, high alkalinity of calcium hydroxide with a pH of around 13 shields steel reinforcement from corrosion by creating a protective ...
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