Browsing by Author "Cabrera Marrero, José M."
Now showing items 1-20 of 189
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3D printing of Inconel 718 by MEAM (Metal Extrusion Additive Manufacturing)
(Universitat Politècnica de Catalunya, 2022-06-16)
Conference lecture
Open AccessIn this study the production of 3D-printed pieces made from Inconel 718 using Metal Extrusion Additive Manufacturing of highly-filled polymers has been investigated. The printer used was a Prusa I3 MK3 printer modified ... -
A dislocation assisted self-consistent constitutive model for the high-temperature deformation of particulate metal matrix composite
(Taylor & Francis, 2021-01)
Article
Restricted access - publisher's policyA dislocation assisted self-consistent model based on Tandon and Weng approach and Bergstrom dynamic recovery model for particulate-reinforced composites has been extended to consider the matrix evolution during high-temperature ... -
A simple constitutive model for predicting flow stress of medium carbon microalloyed steel during hot deformation
(2015-07-15)
Article
Open AccessThe constitutive behavior of a medium carbon microalloyed steel during hot working over a wide range of temperatures and strain rates was studied using the Johnson-Cook (JC) model, the Hollomon equation, and their ... -
A simple physically-based Zerilli-Armstrong constitutive equation for modeling and prediction of hot deformation flow curves
(2016-03)
Article
Open AccessGenerally, the dislocation-mechanics-based constitutive relations are applicable at high strain rates and relatively low temperatures. However, for expressing flow stress at elevated temperatures, it is required to account ... -
Accumulative roll bonding of aluminum/stainless steel sheets
(2017-06)
Article
Open AccessAn Al/Stainless Steel/Al lamellar composite was produced by roll bonding of the starting sheets at 400 °C. Afterward, the roll bonded sheet was cut in half and the accumulative roll bonding (ARB) process at room temperature ... -
Alternative methods to attach components in printed circuit boards to improve their recyclability
(2014-08)
Article
Open AccessPrinted circuit boards (PCB), which form the basis of the elect ronics industry, generate wastes that are difficult to dispose of and recycle due to the diversity of their materials and components and thei r difficult ... -
An investigation of the thermal stability of a Mg-Dy alloy after processing by high-pressure torsion
(2019-05)
Article
Open AccessAn Mg-0.41Dy (wt%) alloy was successfully processed by high-pressure tension (HPT) through 5 turns at room temperature. The evolution of the recrystallization microstructure and the texture and mechanical properties of the ... -
Analysis of microstructure and strengthening in CuMg alloys deformed by equal channel angular pressing
(2015-03)
Article
Open AccessThe microstructural and strengthening behavior of two CuMg alloys, with 0.2 and 0.5 m.-% of Mg, were analyzed after severe plastic deformation by Equal Channel Angular Pressing (ECAP). Both alloys were passed through a 90° ... -
Analysis of strain-induced precipitates by delta-processing in Inconel 718 superalloy
(2021-03-10)
Article
Open AccessDelta-Processing (DP) is a suitable heat treatment process aiming at controlling grain growth during hot deformation of the well-known Ni-base superalloy Inconel 718 (IN718). DP is often applied by heating up to 900 °C for ... -
Analysis of the micro and substructural evolution during severe plastic deformation of ARMCO iron and consequences in mechanical properties
(2019-01-07)
Article
Restricted access - publisher's policyARMCO iron processed by ECAP up to a maximum equivalent strain of sixteen ECAP passes following route Bc was investigated by Electron Back Scattering Diffraction (EBSD), Transmission Electron Microscopy (TEM), TEM-EBSD and ... -
Aplicación de los mapas de procesado en la optimización de los parámetros de un proceso de conformado en caliente. Parte II. Mapas de procesado de un acero microaleado con un contenido medio de carbono
(1997)
Article
Open AccessEn la I parte de este trabajo, se presentó, a modo de revisión, las características generales del llamado Modelo Dinámico de Materiales mediante el cual se determinan los mapas de procesado. En esta II parte, siguiendo la ... -
Aproximación al control de la microestructura de dos aceros microaleados con contenido medio de carbono en condiciones de conformado en caliente
(2006-03)
Article
Open AccessEl objetivo principal de este trabajo es estudiar el comportamiento a fluencia de dos aceros microaleados de contenido medio de carbono, en condiciones de conformado en caliente analizando su evolución microstructural a ... -
Breve historia del temple: de las espadas a los automóviles modernos
(2022-09)
Article
Open Access -
Calorimetric analysis of a Mg-Zn-Zr alloy processed by equal channel angular pressing via route A
(2014)
Article
Restricted access - publisher's policyBeing the lightest structural element, magnesium a nd its alloys has attracted significant interest in the last years, but because of its hexa gonal close packed structure, magnesium presents relatively low strength ... -
Caracteristicas de la deformacion en caliente de aceros TWIP
(2012)
Conference report
Open Access -
Caracterización mecánico-metalúrgica de la conformación en caliente del acero microaleado de medio carbono 38 MnSiVS5
(Universitat Politècnica de Catalunya, 1995-10-23)
Doctoral thesis
Open AccessEn el presente trabajo de investigación se estudia el comportamiento durante un proceso de termoconformado de un acero microaleado comercial de medio carbono. Debido a la persistente falta de tenacidad de estos aceros se ... -
Characterization of a Gas Tungsten Arc Welding (GTAW) joint of Armco iron nanostructured by equal-channel angular pressing (ECAP)
(2021-02)
Article
Open AccessAfter Severe Plastic Deformation (SPD), the strength of the Armco iron sharply increases with the number of Equal-Channel Angular Pressing (ECAP) passes. So, the ultimate tensile stress (UTS) reached up to 800¿MPa after ... -
Characterization of bimetallic interface in Cu-Al and Ni-Cu rods cold-welded by ECAP
(2019-11-23)
Article
Open AccessWhile cold welding by equal channel angular pressing has already been confirmed to be a viable alternative to join materials that commonly tend to exhibit unwanted brittleness and other heat-induced properties, the exact ... -
Characterization of inclusions and second-phase particles in high-Mn TWIP steels microalloyed with Ti, Ti/B, Nb, V, Mo, in as-solutioned condition
(Cambridge University Press, 2020-10-22)
Article
Open AccessIn recent years there has been an increase in the field of research of advanced steels that have excellent mechanical properties combining high strength with excellent ductility. Within this range of advanced steels are ... -
Characterization of microstructure and texture of binary Mg-Ce alloy processed by equal channel angular pressing
(2021-11-01)
Article
Restricted access - publisher's policyThe characterization of microstructure and texture development of binary Mg-0.3Ce (wt%) after equal-channel angular pressing (ECAP) processing via route Bc at 300 and 350 °C through 4 passes were investigated using electron ...
