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Resistividade elétrica de concretos de cimento Portland branco e elevados teores de escória de alto forno
(Universidade Federal de Santa MariaBREngenharia CivilUFSMPrograma de Pós-Graduação em Engenharia Civil, 2008-03-03)
The electrical resistivity is an important concrete property that allows evaluating the access facility of aggressive agents before the corrosion process begins and estimates the velocity of the same process after it begun. ...
Modelling proposal for the carbonation of white portland cement concreteProposta de modelagem da carbonatação de concretos de cimento portland branco
(ANTAC - Associação Nacional de Tecnologia do Ambiente Construído, 2008)
Carbonatação e absorção capilar em concretos de cimento Portland branco com altos teores de adição de escória de alto forno e ativador químico
(Universidade Federal de Santa MariaBREngenharia CivilUFSMPrograma de Pós-Graduação em Engenharia Civil, 2008-08-12)
The carbonation phenomenon, reaction between CO2 from the atmosphere in the presence of humidity with the Portland cement hydration products, induces pH reduction to levels that can cause the elimination of steel s protective ...
Retração total e penetração de cloretos em concretos com cimento Portland branco e escória de alto forno
(Universidade Federal de Santa MariaBREngenharia CivilUFSMPrograma de Pós-Graduação em Engenharia Civil, 2009-06-25)
Drying Shrinkage is a phenomenon that occurs in concrete, subjected or not to a load, due to water loss, once exposed to environment and allowed to dry. It is
responsible for almost the entire total shrinkage strain in ...
Evaluation of physico-chemical properties of Portland cements and MTA
(Sociedade Brasileira de Pesquisa Odontológica, 2010)
The purpose of this study was to evaluate the hydrogenionic potential and electrical conductivity of Portland cements and MTA, as well as the amount of arsenic and calcium released from these materials. In Teflon molds, ...
Penetração de cloretos em concretos compostos com cimento Portland branco e escória de alto forno, ativados quimicamente
(Universidade Federal de Santa MariaBREngenharia CivilUFSMPrograma de Pós-Graduação em Engenharia Civil, 2008-02-12)
The consumption of white Portland cement (WPC), in structural concretes, has been growing lately. Thus, targeting diffuse its use, and confirm its quality and durability as structural cement, this work has the aimed to ...