水下湿法焊接接头质量控制技术研究现状  

Research status of quality control technology for underwater wet welded joint

作　　者：周超 李海新 杨振林 姜风春 王琪晨 张文杰 Zhou Chao;Li Haixin;Yang Zhenlin;Jiang Fengchun;Wang Qichen;Zhang Wenjie(Yantai Research Institute and Graduate School of HEU,Yantai 264010,Shandong,China;CIMC Offshore Engineering Institute,Yantai 264000,Shandong,China;Weihai Donghai Shipyard Co.,Ltd.,Weihai 264200,Shandong,China)

机构地区：[1]哈尔滨工程大学烟台研究院,山东烟台264010 [2]中集海洋工程研究院有限公司,山东烟台264000 [3]威海东海船舶修造有限公司,山东威海264200

出　　处：《焊接》2021年第6期34-39,60,63,共8页Welding & Joining

基　　金：国家自然科学基金项目(51805303);山东省重点研发计划项目(2019GGX104036);山东省自然科学基金项目(ZR2020 ME017);山东省重大科技创新工程项目(2019JZZY010366);哈尔滨工程大学烟台研究(生)院科研启动经费项目(200E0302004,200E0301003);烟台市科技计划项目(2019ZDCX006);威海市产业技术研究院专项扶贫资金支持项目(202001PTXM08)。

摘　　要：为探究水下湿法焊接在现代工业方面的应用前景,简介了水下湿法焊接的常见问题,氢致裂纹、焊接接头质量差及焊接过程不稳定;介绍了提升水下湿法焊接接头质量的方法及原理;重点介绍了控制水下湿法焊接接头扩散氢含量、提高接头强度和提升焊接过程稳定性的研究进展,并对未来水下湿法焊接过程在工程实践中的发展进行了展望。To explore underwater wet welding in the field of modern industry application prospect,common problems of underwater wet welding were briefly introduced,such as hydrogen induced crack,poor quality of welded joint and unstable welding process.Improving principles and methods of underwater wet welded joint quality were introduced.The research progress of controlling the diffused hydrogen content of underwater wet welded joint,improving strength of the joint and the stability of welding process were mainly introduced.Underwater wet welding process for the future development was prospected in engineering practice.

关 键 词：水下湿法焊接 焊接接头 扩散氢 研究现状 

分 类 号：TG456.5[金属学及工艺—焊接]