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Microstructure and Mechanical Properties of Cold Metal Transfer Welding Similar and Dissimilar Aluminum AlloysAhmed Elrefaey,Nigel G.RossLKR Leichtmetallkompetenzzentrum Ranshofen GmbH,Austrian... indicate that robot cold metal transfer welding provides good joint efficiency with high welding speed, good tensile strength, and ductility. Owing to the low heat input of robot cold metal transfer......
and sag depth. Key words: dissimilar materials; laser spot welding; microstructure; joint performance Foundation item: Project(SAST2018058) supported by Shanghai Aerospace Science and Technology...缝铜铁含量 Table 2 Content of Cu and Fe in welding joint 2.4 工艺参数对接头性能的影响规律分析 由前文可知,随着激光热输入的增大,点焊接头抗拉强度都呈先增大后减小的变化趋势,综合分析其原因.随着焊接热输入的增加,结合面处的熔宽B逐渐增大,接头的抗拉面积增大,势必会增加接头的抗拉强度.然而,在热输入的增加,结合面处的熔宽B逐......
of ceramics/metal bonded joint [J]. Preprints of the National Meeting of JWS, 1998, 63: 364-365.(in Japanese) [16]Gripp S. Quality control of dissimilar explosion bonded cladding by ultrasonic testing... of Technology, Harbin 150001, China; 2. JWRI, Osaka University, Japan) Abstract: An ultrasonic evaluation method of echo feature of diffusion bond joint between two dissimilar materials is presented. The echo......
Stirring brazing of dissimilar Al/Mg alloy without flux in airHui-Bin Xu1,2,Hui-Bin Sun1,2,Hong-You Chen1,21. School of Materials Science and Engineering, Chongqing University of Technology2. Chen... jointed at aid of mechanical stirring with Sn–Zn–Al filler metal.The microstructure,fracture morphologies,and mechanical properties of joint were investigated.The results show that Mg–Al intermetallic......
: dissimilar metal welding; microstructure; numerical simulation; Al-foil 1 Introduction Magnesium alloy is applied in the field of modern transportation, known as the 21st century green engineering materials... been conducted for steel/magnesium dissimilar metal laser welding. TAN et al [4] and LI et al [5] have welded magnesium and steel by the use of laser brazing technology, and found that the wettability......
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[2] reported that friction stirring welding can join aluminum alloy to several kinds of steels. Paventhan et al [3] investigated the parameters optimization for dissimilar metal joint between 6082-T6... (67%Al, 22%Fe and 9%Zn) in Fig. 4(d) are also similar to those at points E and D in Fig. 3(a), respectively. However, the dissimilar metal joint between 5A02 aluminum alloy and uncoated Q235 carbon......
; dissimilar metal joining; friction welding; post-weld heat treatment 1 Introduction TiAl-based alloys are considered to be ideal high-temperature materials widely used in spacecraft, aircraft, shipbuilding...]. However, the industrial application of TiAl alloy is restricted by its poor weldability, especially in dissimilar metal joining with other materials such as steels. The mechanical properties......
Trans. Nonferrous Met. Soc. China 25(2015) 2533-2542 Microstructures and mechanical properties of metal inert-gas arc welded Mg-steel dissimilar joints Xiao-yong WANG, Da-qian SUN, Shi-qiang YIN... alloy base metal strength. It is favorable to select the suitable welding heat input and weld Al content for improving joint strength. Key words: AZ31B Mg alloy; Q235 steel; metal inert-gas arc......
Influence of laser energy input mode on joint interface characteristics in laser brazing with Cu-base filler metal LI Li-qun(李俐群), FENG Xiao-song(封小松), CHEN Yan-bin(陈彦宾) State Key Laboratory... brazed with CuSi3 as filler metal at different laser heating modes. The microstructures and element distributions of joint interface were investigated by SEM and EDS. The results show......
