2018 №08 (03) DOI of Article
2018 №08 (05)

Automatic Welding 2018 #08
Avtomaticheskaya Svarka (Automatic Welding), #8, 2018, pp. 25-31

Technology for ebw of aircraft structures of titanium alloys

V.M. Nesterenkov, Yu.V. Orsa, K.S. Khripko, O.V. Makhnenko

E.O. Paton Electric Welding Institute of the NAS of Ukraine, 11 Kazimir Malevich Str., 03150, Kyiv, Ukraine. E-mail: office@paton.kiev.ua
Presented are the results of the development of efficient technological processes of electron beam welding of beam structures of titanium VT-6 alloy with high resistance of welded joints to the formation of fatigue cracks, the diffuser of gas turbine engine of OT-4 alloy using slot welds, the chamber of medium pressure gas-turbine engine of VT5L alloy, providing a high accuracy of geometric dimensions. 5 Ref., 16 Fig.
Keywords: electron beam welding, aircraft structures, titanium alloys, variable cross-section parts, slot welds, residual stresses, fatigue resistance
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2. Zamkov, V.N., Prilutsky, V.P., Petrichenko, I.K. et al. (2001) Effect of the method of fusion welding on properties of welded joints in alloy Ti–6Al–4V. Ibid., 4, 2–6.
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5. Nesterenkov, V.M., Kravchuk, L.A., Arkhangelsky, Yu.A. et al. (2015) Electron beam welding of medium-pressure chamber of gas turbine engine. The Paton Welding J., 12, 29–33. https://doi.org/10.15407/tpwj2015.12.06

Received: 25.06.2018
Published: 19.07.2018.