ISSN: 2734-9438
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Determining longitudinal shear resistance of the steel-concrete composite slab by the m-k semi-empirical method
Abstract
The failure of the steel-concrete composite slab may happen at the interface of the steel sheeting profile and the concrete slab when the longitudinal shear force exceeds the longitudinal shear resistance. The longitudinal shear resistance of the steel-concrete composite slab depends on the sheeting type and the dimensions of the slab section. Some methods have been used to enhance the longitudinal shear resistance, such as mechanical anchorage, frictional interlock, frictional interlock, … and so on. In this study, the perfobond shear connectors were used to improve the longitudinal shear resistance to restrain the relative slip between the sheeting profile and the concrete slab. The longitudinal shear resistance is determined by a standardized semi-empirical m-k method. The bending moment capacity obtained from the bending test was also compared to the predicted plastic moment resistance.
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