帽形冷弯薄壁型钢-混凝土组合梁的试验研究
- 摘 要
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周天华 何保康 (西安建筑科技大学 西安 710055))李鑫全 王光煜 丁兆如 (上海现代房地产实业有限公司 上海 201204)[提要] 为探讨帽形冷弯薄壁型钢-混凝土组合梁的受力和变形性能,对三根足尺组合梁试件进行了两根简支、一根两跨连续梁的静力加载试验。详细介绍了三根试件的试验情况,依据钢结构规范中的等效矩形应力图法验证了该结构形式的可行性与可靠性,提出了尚待研究的问题,并对试验结果进行了对比分析。
[关键词] 帽形冷弯薄壁型钢-混凝土组合梁 试验研究 结果分析
The load carrying capacity and deflection of the composite beams using cold-formed steel hat section with concrete are examined. The tests for three full-size specimens have been performed with two simple beams and one continuous beam. The results of tests and the analysis are presented.
Keywords: composite beams; cold-formed steel hat section; experimental research; results analysis