方钢管超轻混凝土短柱轴压性能试验研究
对16个方钢管超轻混凝土短柱和8个空钢管短柱进行了轴压试验,以超轻混凝土强度和含钢率为变化参数,研究方钢管超轻混凝土短柱的破坏形态和受力性能。结果表明,随着超轻混凝土强度的降低,钢管对核心混凝土的约束效应越强;随着含钢率的增加,构件的承载力和变形能力提高,但当含钢率高于0.25时,超轻混凝土的存在对构件的承载力和变形能力已基本没有影响。基于叠加理论,提出了适用于方钢管超轻混凝土短柱承载力的计算公式。...
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| Main Authors: | 刘志轩, 曲慧, 陈琦, 张威 |
|---|---|
| Format: | Article |
| Language: | zho |
| Published: |
Editorial Department of Progress in Steel Building Structures, Tongji University
2024-02-01
|
| Series: | Jianzhu Gangjiegou Jinzhan |
| Subjects: | |
| Online Access: | http://steelpro.tongji.edu.cn/thesisDetails#10.13969/j.cnki.cn31-1893.2024.02.004 |
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