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Comportamento mecânico de concretos com substituição parcial de cinza de casca de arroz e adição de fibras de aço em altas temperaturas
(Universidade Federal de Santa Maria, 2020-01-09)
The incorporation of rice hush ash (RHA) into concrete create benefits for its durability in usual situations, because it leads to the refinement of the pore structure. However, on unusual situations, such as a fire, the ...
Análise microestrutural de concretos com substituição parcial de cinza de casca de arroz em altas temperaturas
(Universidade Federal de Santa Maria, 2021-01-21)
The usage of supplementary cementitious materials, such as rice husk ash (RHA), as a partial replacement of Portland cement is commonly studied and at room temperature may provide mechanical strength and durability to ...