学科分类
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3 个结果
  • 简介:Electrochemicalandcorrosionbehaviourofreinforcedsteelembeddedincementpastesincorporatingdifferentamountsofsilicafumeasapartialreplacementofcementhasbeenstudiedinchlorideandsulphatesolutionsbyusingdifferentelectrochemicaltechniques.Theresultsindicatethat,whilesteelpassivitydegreeislowinthecontrolsamples'uponsoakinginthecorrosivemedia,ithasbeenhighihsamplesincorporatingsilicafumeandincreasedwithincreasingsilicafumecontent.Theimprovementeffectofsilicafumemaybeattributedtotheporesolutionstructureofthecementpaste,whichlimitsthemobilityofaggressiveionsnearthesurfaceofthesteel.Themechanismofsteelcorrosionduetochlorideandsulphateattackandpassivationeffectofsilicafumearediscussed.

  • 标签: 增强材料 氧化硅 腐蚀行为