童明波   

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Supervisor of Doctorate Candidates

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Language:English

Paper Publications

Title of Paper:补焊对30CrMnSiA高强钢焊接接头力学性能的影响

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Affiliation of Author(s):航空学院

Journal:机械工程材料

Key Words:30CrMnSiA高强钢;补焊;拉伸性能;疲劳性能;

Abstract:以30CrMnSiA高强钢原始焊接接头和一次补焊接头为研究对象,通过拉伸试验、疲劳试验及显微组织分析等方法研究了补焊对其焊接接头力学性能的影响。结果表明:经过补焊后,30CrMnSiA高强钢焊接接头的力学性能略微降低;热影响区是接头拉伸性能的薄弱部位,而焊趾处是接头疲劳性能的薄弱部位;补焊对焊缝附近的显微组织无明显影响。

Translation or Not:no

Date of Publication:2017-09-20

Co-author:张举麟,张华松,

Correspondence Author:tmb

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