Connection between reinforcement and section steel column

1. A-end of section steel column

B-end of 2-shaped steel column

3. A new type of reinforcement joint is used at the middle end of the section steel column to connect two non rotatable reinforcement through the rotating sleeve

4. Connection between column vertical reinforcement and section steel beam

Compared with welding technology, the efficiency of the whole connection process is doubled, the quality is better than welding, and the benefit is remarkable.