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工业建筑  2009 

钢管混凝土柱的抗火措施

DOI: 10.13204/j.gyjz200904004, PP. 14-17

Keywords: 钢管混凝土,,防火保护层,钢管配筋混凝土

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Abstract:

在以往对钢管混凝土柱耐火极限试验研究和理论分析的基础上,针对在钢管混凝土柱外包防火涂料和在核心混凝土中配置专门考虑抗火的钢筋两种防火设计方法进行了研究,在规范ISO-834或GB9978—88《建筑构件耐火试验方法》规定的标准升温曲线升温作用下,分别提供了两种抗火措施下钢管混凝土柱的实用设计方法,并将公式结果与数值结果和试验结果进行对比,均吻合较好。

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