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本文进行了冷弯薄壁型钢与秸秆混凝土组合双向板的试验研究,针对四边简支的组合双向板在均布荷载作用下的承载能力和破坏机理进行研究,进一步探讨轻钢与轻质混凝土组合双向板的工作性能。四边简支组合双向板在均布荷载作用下,随着组合板下表面第一条裂缝的出现,裂缝在板跨中附近沿四角方向延伸,冷弯薄壁型钢下翼缘开始屈服,秸秆混凝土上表面达到其极限压应变,组合双向板失去继续承载能力而被破坏。
In this paper, the cold-formed thin-walled steel and straw concrete composite two-way plate experimental study for the four sides simply supported composite two-way slab in the uniform load carrying capacity and failure mechanism to further study light steel and lightweight concrete combination Two-way board work performance. Under the uniform load, with the appearance of the first crack in the lower surface of the composite plate, the crack extends along the four corners near the midspan, and the lower flange of the cold-formed thin-walled steel begins to yield. The straw concrete The upper surface reaches its ultimate compressive strain, the combination of two-way plate lost its ability to continue to be destroyed.