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ID:33015435
大小:3.65 MB
页数:45页
时间:2019-02-19
《激光-电弧复合焊高强钢的微观组织与拉伸性能关系分析-(6009)》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、andthedefectofpores;thestrengthof941MPa,thedefectofthefractureistheformofdimplefractureandthedefectofpores;thestrengthof1073MPa,thedefectofthefractureistheformofdimplefracture.Keywords:Laser-ArcWeldingHigh-strengthsteelmicrostructuretensilestrengthIII目录摘要ABSTRACT目录第一章绪论...............
2、............................................11.1课题研究的背景和意义................................................11.2激光电弧复合焊接技术的国内外现状....................................41.3论文研究的主要内容..................................................81.4本章小结....................................................
3、........9第二章激光-电弧复合焊高强钢试验.......................................102.1引言...............................................................102.2试验材料...........................................................102.3试验设备...........................................................102.4试验方法......
4、.....................................................142.5本章小结...........................................................16第三章焊接接头维氏硬度测试............................................173.1引言...............................................................173.2维氏硬度原理........................
5、...............................173.3维氏硬度数据采集与分析.............................................173.4本章小结...........................................................25第四章激光-电弧复合焊接接头的微观组织.................................264.1接头的微观组织分析.................................................264.2X射线
6、衍射分析......................................................294.3焊缝组织的EDS分析.................................................304.4小结...............................................................30第五章焊接接头的拉伸性能研究..........................................325.1引言............................
7、...................................325.2拉伸试验...........................................................325.3焊接接头缺陷分析...................................................355.4拉伸试验断口微观组织分析...........................................375.5本章小结.................................................
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