Influence of Modifiers on the Structure and Properties of Composite Coatings System Ti-B-Fe / N. K. Galchenko [et al.]
Уровень набора: (RuTPU)RU\TPU\network\4598, Advanced Materials Research : Advanced materials, synthesis, development and application, Scientific JournalЯзык: английский.Серия: Diagnostics and Engineering of Novel MaterialsРезюме или реферат: The paper studies how microalloying with amorphous boron (Bam) and zirconia (ZrO[2]) influences the structure and properties of boride coatings. Two factors are found to strongly affect the structure and phase formation in composite coatings produced by electron beam surfacing, especially when using thermoreactive powders: (i) high reactive diffusion between the composite and substrate components, which causes the coating structure degradation, and (ii) slight deviations from phase concentrations and equilibrium crystallization, which give rise to such nonequilibrium phases in the coating structure under the electron beam as ferroboron, ferrotitanium and binary eutectics..Аудитория: .Тематика: электронный ресурс | труды учёных ТПУ | покрытия | наплавки | вакуум Ресурсы он-лайн:Щелкните здесь для доступа в онлайнTitle screen
The paper studies how microalloying with amorphous boron (Bam) and zirconia (ZrO[2]) influences the structure and properties of boride coatings. Two factors are found to strongly affect the structure and phase formation in composite coatings produced by electron beam surfacing, especially when using thermoreactive powders: (i) high reactive diffusion between the composite and substrate components, which causes the coating structure degradation, and (ii) slight deviations from phase concentrations and equilibrium crystallization, which give rise to such nonequilibrium phases in the coating structure under the electron beam as ferroboron, ferrotitanium and binary eutectics.
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