FIELD: machine building.
SUBSTANCE: method involves ionic cleaning with argon ions and ion-implantation treatment of the part surface with nitrogen ions. Ionic cleaning is performed at the energy of 8 to 10 keV and current density of 130 McA/cm2 to 160 McA/cm2 during 0.3 to 1.0 hour. Ion-implantation treatment of the part surface is performed at the energy of 25 to 30 keV. Ionic implantation is performed either in a continuous, or in a pulse mode.
EFFECT: increasing endurance limit and cyclic durability of parts from titanium alloys.
12 cl, 1 ex
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FORMATION METHOD OF THERMAL PROTECTIVE COATING ON PARTS OF GAS TURBINES FROM NICKEL AND COBALT ALLOYS | 2011 |
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FABRICATION OF REINFORCED LAYER ON TREADED SURFACE OF PART FROM ALLOYED STEELS | 2013 |
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Authors
Dates
2013-04-20—Published
2011-05-31—Filed