To provide a dissimilar metal conjugate manufacturing method by which dissimilar metals of aluminum or aluminum alloy material and a steel material can be bonded by an industrially easy method and with excellent external appearance and high bond strength, and a dissimilar metal conjugate.SOLUTION: This method has: a process in which a film 41 is formed by low temperature and high speed jetting of metal powders, which can be bonded to a steel material 30, to at least a part a surface 20c of aluminum or aluminum alloy material 20; a process in which the aluminum or aluminum alloy material 20 and the steel material 30 are arranged so that the film 41 and the steel material 30 face each other; and a process in which brazing with use of a solder material 42 or welding with use of a weld material 40 is performed between the film 41 and the steel material 30.SELECTED DRAWING: Figure 2
【課題】アルミニウム又はアルミニウム合金材と鋼材との異種金属を、工業的に簡易な方法で、外観的に優れ、かつ高い接合強度で接合可能な異種金属接合体の製造方法及び異種金属接合体を提供する。【解決手段】アルミニウム又はアルミニウム合金材20の表面20cの少なくとも一部に、鋼材30と接合可能な金属粉末を低温かつ高速噴射することにより皮膜41を形成する工程と、皮膜41と鋼材30が対向するように、アルミニウム又はアルミニウム合金材20と鋼材30とを配置する工程と、皮膜41及び鋼材30間で、ろう材42を用いたブレージング又は溶接材料40を用いた溶接を行う工程と、を有する。【選択図】図2
DISSIMILAR METAL CONJUGATE MANUFACTURING METHOD AND DISSIMILAR METAL CONJUGATE
異種金属接合体の製造方法及び異種金属接合体
31.08.2020
Patent
Elektronische Ressource
Japanisch
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