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为了检验刚性钢框架梁柱连接的抗震性能,对六个大尺寸的连接试件进行了循环加载试验,试验过程中在柱端施加了轴向压力。试验中,刚性连接试件在循环荷载作用下没有表现出足够的延性。试验结果表明:全焊梁柱连接的滞回性能好于栓焊连接;较弱节点板的梁柱连接能产生较大的塑性变形;翼缘对接焊缝的质量对梁柱刚性连接的滞回性能有很大影响。根据试验结果提出了设计施工建议。
In order to test the seismic performance of rigid steel frame beam-column connections, six large-size specimens were subjected to cyclic loading test, and axial pressure was applied to the column ends during the test. In the test, rigid connection specimens did not show sufficient ductility under cyclic loading. The experimental results show that the hysteretic behavior of the full welded beam-column connection is better than that of the bolted joint; the beam-column connection of the weaker gusset plate can produce larger plastic deformation; and the quality of the butt- Performance has a big impact. According to the test results, the design and construction suggestions are put forward.