microstructure

20180506-04
Optimization of EB keyhole welding of aluminum to titanium alloy
Petr Havlík, Jan Čupera, Jan Kouřil, Ivo Dlouhý, Rudolf Foret

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In directly keyhole electron beam welding of Ti/Al alloys the heterogeneous interfacial reactions were found in the weldments. The intermetallic brittle phases (e. g. Ti3Al) formed at the weld joint and affected ...  read more

20180506-01
Technology of electron beam welding of pressure vessels made of steel 30KHGSA
Andrei P. Sliva, Aleksei L. Goncharov, Viktor K. Dragunov, Egor V. Terentyev

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Technology of manufacturing of welded structures from 30KhGSA steel for high-pressure vessels is developed. This technology provides qualitative formation of welded joints, including electron beam welding, heat treatment and ...  read more