公开(公告)号：US20240159054A1

公开(公告)日：2024-05-16

申请号：US17987187

申请日：2022-11-15

Applicant: Chengdu University of Technology

Inventor： Xiao HU ,  Zhenlin Chen

IPC: E04C3/34

CPC classification number: E04C3/34

Abstract: The present application relates to a circumferentially pre-loaded concrete-filled steel tubular column, including a steel tube formed from a plurality of steel sheets with two flanges formed at two opposite sides of each of the steel sheets, respectively, and defined with bolt holes therein; and a concrete core provided in the steel tube. Every two adjacent steel sheets are connected with each other by bolts passing through corresponding bolt holes in two adjacent flanges to form the circumferentially pre-loaded concrete-filled steel tubular column.