Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Danut Iordachescu"'
Autor:
José Luis Ocaña, J. Ruiz-Hervias, Mihaela Iordachescu, Vladimir Luzin, Danut Iordachescu, Michael Law
Publikováno v:
Materials Science Forum. 772:181-185
In this work, autogenous laser welding was used to join thin plates of low carbon ferritic and austenitic stainless steel. Due to the differences in the thermo-physical properties of base metals, this kind of welds exhibit a complex microstructure, w
Autor:
Mihaela Iordachescu, Elena Scutelnicu, José Luis Ocaña, Danut Iordachescu, Andrés Valiente, J. Ruiz-Hervias
Publikováno v:
Welding in the World. 55:2-11
This paper addresses several peculiar properties of ferritic/austenitic welded joints (Black and White Joints-BWJ) of thin sheets, which are emerging nowadays due to cost saving and satisfactory service performance. Starting from 3D thermal field mod
Autor:
J. Ruiz-Hervias, Danut Iordachescu, Andrés Valiente, Elena Scutelnicu, Mihaela Iordachescu, L. Caballero
Publikováno v:
Science and Technology of Welding and Joining. 15:378-385
The investigation addresses the overall performance of black and white joints (BWJ) of low carbon steel (LCS) and stainless steel thin sheets achieved by laser hybrid welding. Assuming that the structural integrity is directly influenced by the proce
Autor:
Danut Iordachescu, J. Ruiz-Hervias, Mihaela Iordachescu, Bogdan Georgescu, José Luis Ocaña, Rosa Maria Mendes Miranda
Publikováno v:
Journal of Materials Processing Technology. 210:951-960
This paper presents the performances of an original longitudinal magnetization system, designed to assure the magnetic flux concentration on the tube wall. This magnetization system is made of several small peripheral solenoids disposed around each t
Publikováno v:
Materials & Design. 30:2701-2707
Recent developments in steel grades for pipeline applications have lead to new high strength grades, such as API5L-X100. Higher strength enables the use of thinner walled pipe, with greater operating pressures and reduced overall costs. The base mate
Publikováno v:
Journal of Materials Processing Technology. 209:4255-4263
The paper investigates the material flow and the hardening during butt cold welding process of 99.5% Al bars. The material flow inside and outside the bars is described both experimentally and theoretically, with important conclusions on the relation
Autor:
Luísa Quintino, Danut Iordachescu
Publikováno v:
Journal of Materials Processing Technology. 202:391-397
This paper is reviewing the metal transfer according to the progress made in the welding sources and techniques development. It critically analysis the actual classification of the metal transfer in GMA welding, describing the relevant phenomenon and
Publikováno v:
Materials and Manufacturing Processes. 21:63-73
MIG welding of zinc-coated thin plates in the automotive industry leads to major issues, mainly zinc evaporation followed by a decrease of corrosion resistance, as well as residual strains and stresses difficult to minimize. The use of a lower heat i
Publikováno v:
Materials & Design. 27:381-390
MIG Brazing (MIGB), as well as other hybrid variants, is meant to replace the MIG welding, which usually introduces too much heat in the joint during the welding process. The first main part of the paper describes the influences of the gases on the s
Autor:
Mihaela Iordachescu, Juan Antonio Porro, Luis Caballero, José Luis Ocaña, Andrés Valiente, Danut Iordachescu
Publikováno v:
Surface and Coatings Technology, ISSN 0257-8972, 2012-01-15, Vol. 206, No. 8-9
Archivo Digital UPM
Universidad Politécnica de Madrid
Archivo Digital UPM
Universidad Politécnica de Madrid
Based on laser beam intensities above 109 W/cm2 with pulse energy of several Joules and duration of nanoseconds, Laser Shock Processing (LSP) is capable of inducing a surface compressive residual stress field. The paper presents experimental results
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f61b24d79a15f9b62c5424dd28d9efc9
https://oa.upm.es/20790/
https://oa.upm.es/20790/