種別 論文
主題 Effect of oxygen on corroding RC structures under variable moisture conditions
副題
筆頭著者 Raja Rizwan HUSSAIN(The University of Tokyo)
連名者1 石田哲也(東京大学)
連名者2
連名者3
連名者4
連名者5〜
キーワード 酸素、相対湿度、腐食、実験、鉄筋コンクリート、oxygen、relative humidity、corrosion、reinforced concrete
30
1
先頭ページ 1131
末尾ページ 1136
年度 2008
要旨 This research aims at investigation of influence of coupled effect of limited oxygen and moisture diffusion on corrosion process of RC structures under various defined conditions quantitatively for which the previous data is limited. About 100 RC corrosion cells with different compositions and moisture exposures have been used in laboratory tests. The experiment results (half-cell potential and gravimetric mass loss) show that the diffusion of oxygen is a vital limiting factor for corrosion only when the concrete is either submerged under water or is in high relative humidity environment.
PDFファイル名 030-01-1181.pdf


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