Browsing by Subject "Stainless steel"
Now showing items 1-20 of 83
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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 ... -
An experimental and numerical study on the cyclic response of austenitic stainless steel
(Universitat Politècnica de Catalunya, 2018-05)
Master thesis
Open AccessEl trabajo consiste en el desarrollo de una campaña de ensayos en probetas de acero inoxidable austenítico sometidas a ciclos de histéresis así como el posterior análisis de resultados. -
An experimental study on the cyclic response of austenitic stainless steel
(2018)
Conference report
Restricted access - publisher's policyStrain hardening is one of the key features of stainless steel for all structural applications. This property directly affects the definition of cross-sectional resistance, cross-section classification, ductility and energy ... -
Análisis del efecto del endurecimiento por deformación y la ductilidad del material en pórticos de acero inoxidable
(Universitat Politècnica de Catalunya, 2020-01)
Master thesis
Open AccessEl acero inoxidable puede considerarse como una muy buena alternativa al acero al carbono como material estructural resistente, gracias a que posee propiedades mecánicas excelentes tales como una alta ductilidad, una ... -
Avaluació de l'efecte del laminat en l'anisotropia dels acers inoxidables dúplex mitjançant assaigs micromètrics.
(Universitat Politècnica de Catalunya, 2018-10-31)
Bachelor thesis
Open AccessDurant el procés de producció dels acers inoxidables dúplex es duen a terme successives etapes de laminat que provoquen una orientació dels grans en la direcció de laminació fet que afecta directament a les propietats ... -
Brunyit ultrasònic de peces còncaves i convexes d'acer inoxidable AISI 316L
(Universitat Politècnica de Catalunya, 2017-06)
Bachelor thesis
Open AccessEl brunyit és un procés d’acabament per a peces mecanitzades de metall, consisteix en aconseguir una acabat superficial millor mitjançant una pressió constant sobre la superfície exterior d’una peça mitjançant una eina ... -
Caracterització de l'anisotropia dels acers inoxidables dúplex mitjançant assaigs micromecànics
(Universitat Politècnica de Catalunya, 2017-10-03)
Bachelor thesis
Open AccessEls acers inoxidables dúplex posseeixen una microestructura bifàsica composta de ferrita i austenita, presents en proporcions similars. El seu interès industrial rau en el bon compromís entre propietats mecàniques i ... -
Characterization of metallic components fabricated by additive manufacturing using metal/polymer mixtures
(Universitat Politècnica de Catalunya, 2020-02-14)
Master thesis
Restricted access - author's decisionAdditive Manufacturing (3-D printing) has changed the design and processing paradigm of metallic components. Some recent developments aim at reducing the price of components fabricatedby AM by using metal powder and polymer ... -
Cold-formed stainless steel CHS beam-columns: testing, simulation and design
(Elsevier, 2020-06)
Article
Restricted access - publisher's policyThe present work was prompted by shortcomings identified in existing design provisions for stainless steel circular hollow section (CHS) beam-columns. First, addressing a lack of existing experimental data, a series of ... -
Comparative study on AISI 440 and AISI 420B stainless steel for dental drill performance
(2012-07-15)
Article
Restricted access - publisher's policyOne of the most usual causes of the failure in dental implant osseointegration is the increase of the temperature above 47 °C during the drilling of the bone because it produces irreversible osteonecrosis. The result is ... -
Comportament mecànic d'acers inoxidables austenítics metaestables
(Universitat Politècnica de Catalunya, 2014-01-08)
Bachelor thesis
Restricted access - author's decisionL’acer inoxidable austenític metaestable es caracteritza per presentar transformació de fase martensítica quan se’l sotmet a deformació plàstica. Aquest fenomen permet que aquest tipus d’acers presentin un major límit ... -
Comportamiento a fractura de aceros metaestables
(2012)
Article
Open Access -
Comportamiento de estructuras de acero inoxidable ferrítico sometidas a web crippling y formulación de nuevas propuestas para el cálculo de la resistencia última
(Universitat Politècnica de Catalunya, 2019-10)
Bachelor thesis
Open AccessCurrent design provisions for web crippling resistance for stainless steel cold-formed sections in EN1993-1-4 follow the ones proposed in EN 1993-1-3 for carbon steel. Several researches in last years demonstrate that this ... -
Comportamiento estructural de vigas de acero inoxidable ferrítico frente a cargas concentradas
(Universitat Politècnica de Catalunya, 2011-06-30)
Minor thesis
Open AccessLos elementos de acero conformados en frío son muy útiles dado su elevado ratio de resistencia/peso en comparación con otros materiales estructurales. Generalmente son elementos con valores elevados en ratios como ... -
Conformado por deformación plástica severa de aceros
(Universitat Politècnica de Catalunya, 2016-10)
Bachelor thesis
Restricted access - author's decision
Covenantee: Centre Tecnològic de ManresaLa deformación plástica severa es un método de conformado metálico por el cual se obtienen materiales de grano ultrafino a partir de estructuras con tamaño de grano mucho mayor. Hay varias técnicas dentro de la familia de ... -
Correlation between microstructure and mechanical properties before and after reversion of metastable austenitic stainless steels
(2015)
Article
Open AccessReversion treatments are a way to improve the mechanical response of metastable austenitic stainless steels by means of grain refinement. To effectively apply those treatments, the steel must be previously deformed to ... -
Crack closure and fatigue crack growth near threshold of a metastable austenitic stainless steel
(2015-08-01)
Article
Open AccessIn this paper R-ratio effects on fatigue crack growth near threshold region of a metastable austenitic stainless steel (MASS) in two different conditions, i.e. annealed and cold rolled, is investigated. The authors present ... -
Deformation of polycrystalline TRIP stainless steel micropillars
(2015)
Article
Open AccessThe deformation mechanisms of the metastable austenite phase of a transformation induced plasticity (TRIP) stainless steel, AISI 301LN, have been investigated by compression of multicrystalline micropillars of different ... -
Dependence of nanoindentation hardness with crystallographic orientation of austenite grains in metastable stainless steels
(2015-10-01)
Article
Restricted access - publisher's policyThe mechanical behaviour of a metastable austenitic stainless steel has been studied by means of nanoindentation of individual grains. Hardness, elastic modulus and estimation of wear resistance were determined as a function ... -
Desarrollo de aplicaciones immersivas de realidad virtual y aumentada para ensayos de estructuras de acero inoxidable
(Universitat Politècnica de Catalunya, 2019-02)
Master thesis
Open AccessThe work consists of developing Virtual Reality (VR) and Augmented Reality applications for their usage in structural engineering laboratories. The development includes real data obtained from sensors together with the ...
