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Q460高强钢材等向-随动混合强化材性参数校正

Li ZHANG,Chen QIU,Jihui XING

Low Temperature Architecture Technology（2020）

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Abstract
高强钢材工程应用广泛,但其焊接接头处存在脆性断裂倾向.因此,文中针对Q460高强钢母材、焊缝、热影响区进行了系列低周疲劳材性试验,基于Chaboche本构理论,识别了各类Q460高强钢等向-随动混合强化材性参数,可用于准确模拟Q460高强钢缺口材性试件荷载-位移滞回曲线,为高强钢构件、节点及体系的性能研究提供技术支撑.
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