Research status of high efficiency deep penetration welding of medium-thick plate titanium alloy:A review  

作　　者：Zhihai Dong Ye Tian Long Zhang Tong Jiang Dafeng Wang Yunlong Chang Donggao Chen 

机构地区：[1]Inner Mongolia Metal Material Research Institute,Baotou,014000,China [2]Ningbo Surface Engineering Research Institute Co.LTD,Ningbo,315000,China [3]School of Materials Science and Engineering,Shenyang University of Technology,Shenyang,110870,China

出　　处：《Defence Technology(防务技术)》2025年第3期178-202,共25页Defence Technology

基　　金：financially supported by the Key Research and Development Program of Ningbo(Grant No.2023Z098);Natural Science Foundation of Inner Mongolia(Grant No.2023MS05040);Shenyang Collaborative Innovation Center Project for Multiple Energy Fields Composite Processing of Special Materials(Grant No.JG210027);Shenyang Key Technology Special Project of The Open Competition Mechanism to Select the Best Solution(Grant Nos.2022210101000827,2022-0-43-048).

摘　　要：Titanium alloy has the advantages of high strength,strong corrosion resistance,excellent high and low temperature mechanical properties,etc.,and is widely used in aerospace,shipbuilding,weapons and equipment,and other fields.In recent years,with the continuous increase in demand for medium-thick plate titanium alloys,corresponding welding technologies have also continued to develop.Therefore,this article reviews the research progress of deep penetration welding technology for medium-thick plate titanium alloys,mainly covering traditional arc welding,high-energy beam welding,and other welding technologies.Among many methods,narrow gap welding,hybrid welding,and external energy field assistance welding all contribute to improving the welding efficiency and quality of medium-thick plate titanium alloys.Finally,the development trend of deep penetration welding technology for mediumthick plate titanium alloys is prospected.

关 键 词：Titanium alloy Deep penetration welding Narrow gap welding Hybrid welding External energy field assistance welding 

分 类 号：TG1[金属学及工艺—金属学]