高强钢焊接薄壁箱形截面双向压弯构件局部和整体相关屈曲试验研究

通过13个Q460C、Q550D和Q690D钢中长柱的双向偏压试验,研究了高强钢焊接薄壁箱形截面双向压弯构件的局部-整体相关屈曲性能和极限承载力;将极限承载力与美国、欧洲规范以及新提出的计算公式的计算结果相比较,以验证它们对高强钢焊接薄壁箱形截面双向压弯构件局部-整体相关屈曲计算的适用性。结果表明,在钢材名义屈服强度<italic>f</italic><sub>y</sub>=460~690 MPa,板件宽厚比<italic>b/t</italic>=40~70,构件长细比<italic>λ</itali...

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Bibliographic Details
Main Authors: 申红侠, 杨忠桥, 聂子钧, 徐凯凯
Format: Article
Language:zho
Published: Editorial Department of Progress in Steel Building Structures, Tongji University 2023-09-01
Series:Jianzhu Gangjiegou Jinzhan
Subjects:
Online Access:http://steelpro.tongji.edu.cn/thesisDetails#10.13969/j.cnki.cn31-1893.2023.09.003
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