Zobrazeno 1 - 10
of 48
pro vyhledávání: '"Cristina Ionici"'
Publikováno v:
Journal of Research and Innovation for Sustainable Society, Vol 6, Iss 1, Pp 23-27 (2024)
Alloying elements have an important affect upon the mechanical properties of the Sintered Materials. Latest research in the field of powder metallurgy show concern over attempts fatigue. Have been made to predict the endurance limit to fatigue for
Externí odkaz:
https://doaj.org/article/dac7aaa90d0540edb9f565d9af3d2c14
Autor:
Cristina IONICI
Publikováno v:
Fiabilitate şi Durabilitate, Vol 14, Iss 2, Pp 52-55 (2021)
Materials based sintered iron powders analyzed in this paper are obtained by powder metallurgy process that can successfully enter in among classical technologies in wide variety of parts produced. Sintered material obtained with predetermined prop
Externí odkaz:
https://doaj.org/article/60e9c3423f87480389d9990799ee8b87
Autor:
Cristina IONICI
Publikováno v:
Fiabilitate şi Durabilitate, Vol 14, Iss 1, Pp 75-78 (2021)
The development of powder metallurgy has been determined by scientific and technical progress that requires products with special properties that cannot be developed by other processes. Powder metallurgy can be successfully included among the class
Externí odkaz:
https://doaj.org/article/e63c6aaae9814af7acc1b1bc16f12af7
Autor:
Cristina IONICI
Publikováno v:
Journal of Research and Innovation for Sustainable Society, Vol 13, Iss 1, Pp 109-112 (2020)
STATISTICS we could even present the simultaneous influence of the parameters of the tensile strength test in cryogenic environment. The results confirmed the favorable effect of sintering on the microstructure formation and final properties of low
Externí odkaz:
https://doaj.org/article/890b4fa27e5e4423b4e05695ad19b904
Autor:
Cristina Ionici
Publikováno v:
Analele Universităţii "Constantin Brâncuşi" din Târgu Jiu: Seria Inginerie, Vol 2019, Iss 2, Pp 119-122 (2019)
Dispersion strengthened aluminium compacts have been prepared by powder metallurgy. The base microstructure is an aluminium matrix strengthened with dispersed ceramic particles. The strengthening is direct through dislocation movement retardation, an
Externí odkaz:
https://doaj.org/article/8c024e7c88c84b1091c4cfb5f71b8ef1
Autor:
Cristina Ionici
Publikováno v:
Analele Universităţii "Constantin Brâncuşi" din Târgu Jiu: Seria Inginerie, Vol 2019, Iss 2, Pp 123-126 (2019)
The micromechanism of carbon incorporation into the metallic powder, and the compacting of it are described. The influence of dispersed carbides on mechanical properties is evaluated together with the influence of deformation on microstructure and pr
Externí odkaz:
https://doaj.org/article/b8fc6d43db13411baf9e457ce01d618f
Autor:
Cristina IONICI
Publikováno v:
Fiabilitate şi Durabilitate, Vol 23, Iss 1, Pp 147-150 (2019)
The results of the analysis concern with the influence of high rate heating and high rate cooling on microstructure formation and strength properties achieved at an electric-contact sintering of two types of alloyed powder steels. The results confi
Externí odkaz:
https://doaj.org/article/53e63ad879eb4714ade0c9dba13bd336
Autor:
Cristina IONICI
Publikováno v:
Fiabilitate şi Durabilitate, Vol 23, Iss 1, Pp 151-154 (2019)
The geometrical structure of sintered steel pores and their distribution is described in terms of fractals. The found correspondence between pore distribution and crack is examined. The fractal dimensions of crack generated from pores model (due to
Externí odkaz:
https://doaj.org/article/d8d6f69ea7d843fe9d5b3feb7364bc90
Autor:
Cristina Ionici
Publikováno v:
Analele Universităţii "Constantin Brâncuşi" din Târgu Jiu: Seria Inginerie, Vol 2018, Iss 2, Pp 131-134 (2018)
Materials based sintered iron powders analyzed in this paper are obtained by powder metallurgy process that can successfully enter in among classical technologies in wide variety of parts produced. Sintered material obtained with predetermined proper
Externí odkaz:
https://doaj.org/article/f58528599a1b4c088a00611194fceeb0
Autor:
Cristina Ionici
Publikováno v:
Analele Universităţii "Constantin Brâncuşi" din Târgu Jiu: Seria Inginerie, Vol 2018, Iss 3, Pp 100-103 (2018)
Any section ofthe riverhas a potentialenergythat must beevaluatedin order to obtainlarge amounts ofelectricity.Veryimportantis the experience ofdesignerswhocan imaginedifferent waysand can achievecomparative studies oftheirthenchoosing the onemost su
Externí odkaz:
https://doaj.org/article/d24d0fbe7f7c44668afb058121a2c5a4