冷弯方矩形钢管混凝土结构在中高层住宅建筑中的应用

oncrete filled steel tubular structure has been used more and more widely in high buiding,business plaza,underground station project and large span bridge;also,owing to it’s excellent mechanical capability and the characteristic of high industrialization,cold-formed steel has been used in all field, especially in architectural industry.In this article, the structural characters of concrete-filled steel tube and cold-formed steel are introduced,and point out that combining their advantages of the two above materials can highly advance the architectural technology and the industrialization of housing industry.