Microstructure and strength of the TiAl/40Cr joint diffusion-bonded with Ti-V-Cu filler metal

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In this study, intermetallic TiAl and steel 40Cr are diffusion bonded successfully by using a composite barrien layer Ti/V/Cu. In this case, a diphase Ti3Al+TiAl layer and a Ti solid solution which enhance the strength of the joint are obtained at the TiA
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