FIELD: repairing production, possibly repairing turbine machine vanes.
SUBSTANCE: method comprises steps of determining line vane cross section to be repaired; removing portion with flaw along said line; abutting curved parts to lateral sides of vane while using both parts with one side corresponding to curvature of vane ends; placing cover strip on end surface of vane and said parts and fixing them by means of argon-arc welding; then joining by means of electron beam welding due to surfacing end of vane at using said cover strip as additive material; performing mechanical working.
EFFECT: elimination of distortion of structure of material of vane and cover strip, prevention of flaw occurring.
4 dwg, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF TURBOMACHINE BLADES REPAIR AND DEVICE FOR ITS IMPLEMENTATION | 2006 |
|
RU2330750C2 |
| METHOD OF RECLAIMING TURBO MACHINE VANES | 2009 |
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SU1734977A1 |
| METHOD OF REPAIRING TURBO MACHINE BLADE INTEGRATED DISK (BLISK) | 2009 |
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RU2419527C1 |
| METHOD OF RECLAIMING TURBO MACHINE VANE BODY | 2009 |
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RU2440877C2 |
| REPAIR METHOD OF BLADES MADE FROM STEEL ALLOY | 2006 |
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| METHOD OF RECONDITIONING TURBO MACHINE NOZZLE VANES ASSEMBLY MADE FROM NICKEL AND COBALT ALLOYS | 2009 |
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RU2426632C1 |
| METHOD OF RECONDITIONING TURBO MACHINE BLADE ROOT FACE WITH MAKING BRUSH SEAL | 2010 |
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RU2479400C2 |
| METHOD FOR REPAIR OF GAS TURBINE BLADES MADE OF NICKEL AND COBALT ALLOYS | 2006 |
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RU2346075C2 |
