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考虑残余应力的激光搭接焊接头拉伸和疲劳试样宽度标准化
赵瑞荣; 阚盈; 姜云禄; 陈怀宁; 韩晓辉
2017-02-25
Source Publication焊接
Issue2Pages:40-43+71
Abstract抗剪强度和疲劳强度是激光搭接焊接头性能的两个最重要指标。关于激光搭接焊接头的拉伸和疲劳试样的宽度选取,目前还没有相应的标准进行规定。以不锈钢薄板激光搭接焊接头为研究对象,通过残余应力数值与试样宽度变化关系的测定,确定了考虑和不考虑残余应力影响的拉伸和疲劳试样合理宽度,比较了有无残余应力试样抗剪强度的区别。结果表明,残余应力通过改变焊接接头受力状态和微观变形均匀性降低了薄板激光搭接焊接试样的抗剪强度。
description.department中车青岛四方机车车辆股份有限公司 ; 中国科学院金属研究所
Keyword残余应力 激光搭接焊 疲劳试样 拉伸试样 试样宽度
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/77983
Collection中国科学院金属研究所
Corresponding Author赵瑞荣
Recommended Citation
GB/T 7714
赵瑞荣,阚盈,姜云禄,等. 考虑残余应力的激光搭接焊接头拉伸和疲劳试样宽度标准化[J]. 焊接,2017(2):40-43+71.
APA 赵瑞荣,阚盈,姜云禄,陈怀宁,&韩晓辉.(2017).考虑残余应力的激光搭接焊接头拉伸和疲劳试样宽度标准化.焊接(2),40-43+71.
MLA 赵瑞荣,et al."考虑残余应力的激光搭接焊接头拉伸和疲劳试样宽度标准化".焊接 .2(2017):40-43+71.
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