Based on the unified theory,trilinear and bilinear moment-rotation hysteretic model were used for CFST column and steel beam respectively.

• 以钢管混凝土统一理论为基础,钢管混凝土柱构件采用3线型弯矩-转角滞回模型;钢梁采用双线型弯矩-转角滞回模型。