Abstract: Thin-walled steel tubes are highly recommended to be used in concrete-filled steel tube (CFST) columns due to their economic benefits. However, the inherent difficulty of connections between the steel tube and foundation ...

Abstract: This paper proposes an innovative thin-walled square concrete-filled steel tubular (CFST) column with a circular/octagonal steel lining tube, in which the outer steel tube and the lining tube are fabricated independently ...