Browsing by Subject "Steel, High strength"
Now showing items 1-20 of 22
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A constitutive model for the anelastic behavior of Advanced High Strength Steels
(CIMNE, 2015)
Conference report
Open AccessIn this work a physically based model describing the anelastic behaviour and nonlinear unloading in Advanced High Strength Steels (AHSS) is proposed. The model is fitted to the experimental data obtained from uni-axial ... -
A fracture mechanics approach to develop high crash resistant microstructures by press hardening
(2017)
Conference report
Open AccessCrashworthiness is a relevant engineering property for car parts. However it is not easy to measure at laboratory scale and complex impact tests have to be carried out to determine it. Crash re-sistance for high strength ... -
Applying new blow-forming processes to obtain new structural components for automotiva industry: A-pillar
(2011)
Conference lecture
Open AccessThe aim of this project is to determine the technical viability of the bodywork manufacturing process using the blow-forming technology. Specifically, the blow-forming technology has been studied to be applied to manufacture ... -
Avaluació del comportament en calent i evolució microestructural d’un acer TWIP
(Universitat Politècnica de Catalunya, 2011-08)
Master thesis (pre-Bologna period)
Restricted access - author's decisionAquest document és un Projecte Final de Carrera d’Enginyeria de Materials i és un estudi del comportament en calent d’un acer austenític d’alt contingut en manganès, englobat dins dels denominats acers avançats d’alta ... -
Desarrollo de aleaciones TWIP por molienda mecánica
(Universitat Politècnica de Catalunya, 2017-06)
Bachelor thesis
Restricted access - author's decisionEn este trabajo fin de grado se han intentado conseguir piezas de acero de composición TWIP (TWinning induced plasticity) a partir de polvo de acero de esta misma composición. El objetivo principal es conseguir un acero ... -
Determination of the essential work of fracture at high strain rates
(2017)
Conference report
Open AccessDuring the last decades, the use of ultra-high strength steel (UHSS) has increased as its favorable ratio between strength and mass allows the design of lighter body-in-white while maintaining passenger safety. Modeling ... -
Effect of heat treatment and hot working on the microstructural characteristics of TWIP steels
(Universitat Politècnica de Catalunya, 2011-02)
Master thesis (pre-Bologna period)
Open AccessAustenitic twinning-induced plasticity (TWIP) steels, which rely on high manganese (Mn) contents, provide great potential in applications for structural components in the automotive industry. These steels exhibit an ... -
Effect of sandblasting on low and high-cycle fatigue behaviour after mechanical cutting of a twinning-induced plasticity steel
(2018)
Conference report
Open AccessIn the last years, car bodies are increasingly made with new advanced high-strength steels, for both lightweighting and safety purposes. Among these new steels, high-manganese or TWIP steels exhibit a promising combination ... -
Estudio teórico y aplicación de un acero CP en pieza estampada para automoción
(Universitat Politècnica de Catalunya, 2015-11)
Master thesis (pre-Bologna period)
Restricted access - confidentiality agreement -
Evaluation of essential work of fracture in a dual phase high strength steel sheet
(2013-01)
Article
Open AccessLa tenacidad de fractura de aceros de alta resistencia (AHSS), es una propiedad interesante para optimizar el com- portamiento a impacto, pero su caracterización experimental en chapas metálicas es compleja debido a su ... -
Fracture mechanics based modelling of failure in advanced high strength steels
(2017)
Conference report
Open AccessIn the last decade, the favorable properties of the press hardening process for advanced high strength steel (AHSS) have increased the demands concerning passenger safety and lightweight design. AHSS show excellent mechanical ... -
Fracture toughness to understand stretch-flangeability and edge cracking resistance in AHSS
(2016-10-20)
Article
Open AccessThe edge fracture is considered as a high risk for automotive parts, especially for parts made of advanced high strength steels (AHSS). The limited ductility of AHSS makes them more sensitive to the edge damage. The ... -
In-situ strengthening of a high strength low alloy steel during Wire and Arc Additive Manufacturing (WAAM)
(Elsevier, 2020-08)
Article
Open AccessIn this work, SiC particles were added to the molten pool during WAAM of a high strength low alloy steel. The introduction of these high melting point particles promoted grain refinement, and the precipitation of Fe3C due ... -
Increment de la resistència al desgast en acers Maraging mitjançant tècniques de modificació superficial
(Universitat Politècnica de Catalunya, 2013-07)
Master thesis (pre-Bologna period)
Restricted access - author's decisionDurant els darreres anys s’ha potenciat la investigació d’acers d’alta resistència per tal de millorar la seguretat dels vehicles i reduir-ne el pes ja que al presentar majors resistències mecàniques permet disminuir ... -
Influencia de la microestructura en la nucleación y propagación de grietas en aceros para herramientas
(Universitat Politècnica de Catalunya, 2010-09)
Master thesis
Restricted access - author's decisionEl uso de los aceros avanzados de alta resistencia mecánica (AHSS) para la elaboración de chapas para automóviles trae consigo una disminución en el peso de los coches lo que implica un menor consumo de combustible y una ... -
Microstructure and mechanical properties of Nb-API X70 low carbon steel
(Springer, 2021-08-11)
Article
Open AccessThe oil and gas production has grown steadily, and the care with its transportation grid needs to be maintained and expanded. The pipeline used in the transport of gas and oil by-product requires materials with high ... -
Microstructure of AHSS produced via UFH and thermal cycling
(Universitat Politècnica de Catalunya, 2022-10-11)
Master thesis
Open Access
Covenantee: Universiteit GentThe development of new routes to produce steel is motivated by the global regulations that have emerged currently. These rules are focused on the reduction of polluting emissions that are generated as a result of the ... -
Montaje y puesta a punto de una instalación de corte y estampación en caliente de chapa de acero al boro
(Universitat Politècnica de Catalunya, 2017-06)
Bachelor thesis
Restricted access - author's decision
Covenantee: Centre Tecnològic de ManresaLos aceros avanzados de ultra alta resistencia (UHSS) actualmente se utilizan extensivamente por las empresas automovilísticas, para la conformación de piezas de carrocería y chasis, con el objetivo de optimizar el peso ... -
On the correlation between fracture toughness and crash resistance of advanced high strength steels
(2019-01-01)
Article
Restricted access - publisher's policyAutomotive industry players have devoted large efforts to identify the material parameters governing the crash resistance of Advanced High Strength Steels (AHSS). Such knowledge is essential to improve impact performance ... -
Propagación de grietas por fatiga en probetas CT de un acero AHSS soldado
(Universitat Politècnica de Catalunya, 2017-06)
Bachelor thesis
Restricted access - author's decisionEn este proyecto se pretende estudiar cómo afecta un proceso de soldadura a un acero AHSS mediante probetas de tensión compacta C(T). Los aceros AHSS están siendo ampliamente utilizados en aplicaciones automotrices con ...