ОСОБЛИВОСТІ ПІДБОРУ СКЛАДУ ТРУБОБЕТОНА
Keywords:
трубобетон, бетонні суміші, рухливість, в'язкість, хімічні добавки, мінеральні добавки, нагнітанняAbstract
Currently, in the technology of concrete and reinforced concrete, a period of revolutionary leap is observed, caused mainly by the use of highstrength and composite materials, complex highperformance chemical and mineral admixtures, disperse reinforcement, etc. In conditions of inreased requirements for economy, lower consumption of metal, cement and forest materials, Interest in the builders causes concrete-filled steel tubes. The main requirements for concrete-filled steel tubes and concrete mixtures for its manufacture are considered. The specific features of the selection of the composition of concrete-filled steel tubes are shown. The technique of selection of compositions
and results of researches of properties of concrete mixes and concrete-filled steel tubes is presented.
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