The knee bracing steel frame(KBF) is a new kind of energy dissipating frame, which combines excellent ductility and lateral stiffness.

斜隅支撑框架体系（KBF）是一种新型耗能支撑框架钢结构体系，它具有延性好、抗侧移刚度大、震后容易修复的特点。

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Roof purline is adopted with cold-bending and thin-wall steel (Q345), knee bracing, roof horizontal bracing and purline drawn rod Q235.

本工程屋面檩条采用高冷弯薄壁型钢材质Q345，隅撑，屋面水平支撑，檩条拉条材质均为Q235。

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