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不锈钢工字型梁抗剪承载力的参数分析

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摘要 为了解不锈钢工字型梁的极限抗剪承载力,利用通用软件ABAQUS对不锈钢工字型梁进行了有限元分析,考虑的参数有腹板宽度、腹板厚度、翼缘宽度和厚度等。分析结果表明:不锈钢工字型梁的破坏机理同普通碳素钢梁,均在腹板内形成拉力场,翼缘仅对腹板屈曲后的承载能力产生明显的影响;若腹板宽度过大,考虑到极限承载后的不稳定性以及低延性等因素,建议不锈钢工字型梁腹板的宽度不易大于腹板高度的2倍。
出处 《四川建筑科学研究》 2014年第6期31-34,共4页 Sichuan Building Science
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