The Paton Welding Journal, 2015, №08



2015 №08 (07)

DOI of Article 10.15407/tpwj2015.08.08

2015 №08 (09)

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The Paton Welding Journal, 2015, #8, 39-42 pages
 

Experience of introduction of the technology of reconditioning microplasma powder surfacing at repair of high-pressure turbine blades in batch production

P.D. Zhemanyuk, I.A. Petrik And S.L. Chigilejchik

Company «MOTOR SICH». 15 Motorostroitelej Ave., 69068, Zaporozhie, Ukraine. E-mail: tb.ugmet@motorsich.com
 
 
Abstract
Features of the technology of batch repair of blades for high pressure turbines of aviation engines applied at company «MOTOR SICH», equipment, technique and technology of microplasma surfacing, surfacing consumables and heat treatment are considered. The main types of reconditioned parts are presented, and an example of metal microstructure in repair zone is given. 7 Ref., 1 Table, 7 Figures.
 
Keywords: high-temperature nickel alloys, service life, thermal fatigue cracks, microplasma powder surfacing, technology
 
Received:                08.06.15
Published:               13.10.15
 
 
References

1. Peremilovsky, I.A., Gejchenko, V.S., Frumin, I.I. (1976) Repair of turbine blades of aircraft engines by surfacing. Avtomatich. Svarka, 5, 54-56.
2. Petrik, I.A., Peremilovsky, I.A. (2001) Further development of technology for strengthening of flange platforms of turbine blades from heat-resistant alloys. Tekhnolog. Sistemy, 3, 90-92.
3. Bratukhin, A.G. (2003) Modern aviation materials: Technological and functional peculiarities. Moscow: Aviatekhinform.
4. Kablov, E.N. (2001) Cast blades of gas turbine engines (alloys, technology, coatings). Moscow: MISiS.
5. Boguslaev, V.A., Muravchenko, V.M., Zhemanyuk, P.D. et al. (2003) Technological assurance of service characteristics of parts of gas turbine engine. Blades of turbine. Pt2. Zaporozhie: Motor Sich.
6. Yushchenko, K.A., Savchenko, V.S., Yarovitsyn, A.V. et al. (2010) Development of the technology for repair microplasma powder cladding of flange platform faces of aircraft engine high-pressure turbine blades. The Paton Welding J., 8, 21-24.
7. (2010) Technological Seminar of Deloro Stellite in Zaporozhie. Ibid., 1, 46-49.

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