Browsing by Author "34a908b8954efb0e57f9895b8fc3d7c3"
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AA5754 aluminium alloy springback reduction by post forming electro plastic effect (PFEPE)
Otegi, Nagore; Trinidad Naranjo, Javier; Barrenetxea, Manex; Aizpuru, Iosu; Mendiguren, Joseba (Elsevier, 2024)Post Forming Electro Plastic Effect (PFEPE) has been proposed as a promising technology for mitigating forming forces and addressing springback challenges in the metal forming industry. However, several research gaps remain ... -
Análisis del Springback y de la conformabilidad del Inconel 718 en procesos de embutición a temperatura ambiente
Ulibarri Hernández, Unai (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2017)Tal y como ocurre en otros sectores, el propósito de la reducción de emisiones de CO2 en el sector aeronáutico viene dado por el acuerdo internacional del protocolo de Kyoto (Naciones unidas 1998). El objetivo principal ... -
Applicability of a Dynamic Recrystallization Model for an Open Die Forging Process for the As-Cast Superaustenitic Stainless Steel Alloy 28
Mora Serrano, Elena (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2022)In the petrochemical industry, extreme conditions require materials that can withstand high fatigue pressures and highly corrosive environments. In the last decade, the use of super austenitic steels (SASS) has increased ... -
Characterization of friction coefficient at near solidus forming (NSF) conditions using T-shape compression test
Sajjad, Muhammad; Agirre, Julen; Plata, Gorka; Mendiguren, Joseba (Elsevier, 2024)Amidst the escalating demand for sustainable manufacturing practices aimed at mitigating global emissions and waste, industries are actively seeking novel forming solutions to address these pressing global challenges. Near ... -
Characterization of the heat transfer coefficient at near solidus forming condition using columnar pressing test
Sajjad, Muhammad; Agirre, Julen; Plata, Gorka; Mendiguren, Joseba (Springer Nature, 2024)This study addresses the significant gap in the literature regarding the heat transfer coefficient (HTC) under near-solidus forming (NSF) conditions, where materials are shaped close to their solidus state, presenting ... -
Characterization of Ti64 forging friction factor using ceramic coatings and different contact conditions
GALDOS, Lander; Mendiguren, Joseba; Sáenz de Argandoña, Eneko; Agirre, Julen (Elsevier, 2017)Hot forging processes are highly influenced by the contact conditions between the billet and the dies. A wrong definition of the contact conditions may lead to wrong predictions of the final component geometry, the quantity ... -
Comparison of the hardening behaviour of different steel families : from mild and stainless steel to advanced high strength steels
Silvestre Soriano, Elena; GALDOS, Lander; Sáenz de Argandoña, Eneko; Mendiguren, Joseba (Elsevier Ltd., 2015)Although steel has been used in vehicles from the automotive industry's inception, different steel gradesare continually being developed in order to satisfy new fuel economy requirements. For example,advanced high strength ... -
Contact pressure and sliding velocity ranges in sheet metal forming simulations
Cillaurren Arriaga, Joseba; GALDOS, Lander; Sanchez Palomar, Mario; Zabala, Alaitz; Sáenz de Argandoña, Eneko; Mendiguren, Joseba (2021)In the last few years many efforts have been carried out in order to better understand what the real contact between material and tools is. Based on the better understanding new friction models have been developed which ... -
Contact pressure, sliding velocity and viscosity dependent friction behavior of lubricants used in tube hydroforming processes
GALDOS, Lander; Otegi, Nagore; Mendiguren, Joseba; Trinidad Naranjo, Javier; Sáenz de Argandoña, Eneko (2021)The final quality of sheet and tube metal formed components strongly depends of the tribology and friction conditions between the tools and the material to be formed. Furthermore, it has been recently demonstrated that ... -
A coupled 3D wear and fatigue numerical procedure: Application to fretting problems in ultra-high strength steel wires
Llavori, Inigo; Zabala, Alaitz; Mendiguren, Joseba; Gómez Rodríguez, Xabier (Elsevier Ltd., 2021)This work presents a coupled 3D wear and fatigue numerical procedure for fretting problems in ultra-high strength steel wires that combines Archard’s wear equation with the Smith–Watson–Topper parameter to predict crack ... -
Digital twin development for the sensitivity analysis of near solidus forming process
Sajjad, Muhammad; Plata, Gorka; Mendiguren, Joseba (Materials Research Forum LLC, 2023)Near Solidus Forming (NSF) process, performed at semi-solid material state is gaining popularity due to its good physical properties, low manufacturing cost and material waste. Although the process possesses many advantages ... -
Dimple prediction modelling in ultrashort laser processing: A benchmark study on ablation threshold determination methods and incubation models
Guinea, Ainhoa; Aginagalde, Andrea; Mendiguren, Joseba; Sáenz de Argandoña, Eneko; Llavori, Inigo; Zabala, Alaitz (Elsevier, 2025)The appropriate selection of ultrashort laser processing parameters is a complex task in which prediction models based on the logarithmic ablation law derived from the Two-Temperature model are commonly used to minimize ... -
Drawbead uplift force analytical model for deep drawing operations
Gil, Imanol; GALDOS, Lander; Mendiguren, Joseba; Otegi, Nagore; Sáenz de Argandoña, Eneko (IOP Publishing Ltd., 2018)Drawbead uplift force calculation has been an open issue among the deep drawing tool maker and software developers in the last years. Starting from the original work of Stoughton (1988) many have been the models presented ... -
Elastic behaviour characterisation of TRIP 700 steel by means of loading-unloading tests
Mendiguren, Joseba; Gomez-Mitxelena, Xabier; GALDOS, Lander (Elsevier Ltd., 2015)The elastic behaviour of TRIP 700 steel under plastic deformation is analysed. The analysis is carried out by means of classical tensile test and loading–unloading cyclic tests. These tests have been performed using high ... -
Experimental and numerical analysis of the elastic behaviour of the TRIP 700 steel for springback predictions
Mendiguren, Joseba (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2012)The demand for lightweight fuel-efficient vehicles and the increasing industrial competitiveness between constructors have motivated the automotive industry to introduce new materials and to reinforce the accuracy of metal ... -
Experimental and Numerical Simulation Investigation on Deep Drawing Process of Inconel 718 with and without Intermediate Annealing Thermal Treatments
Ulibarri Hernández, Unai; GALDOS, Lander; Sáenz de Argandoña, Eneko; Mendiguren, Joseba (MDPI AG, 2020)The aeronautical industry is moving from high-capacity large-airplane construction to low-capacity small-airplane construction. With the change in the production volume, there is a need for more e cient manufacturing ... -
Glass coating effects on Ti-6Al-4V hot forging
Sethy, Ritanjali (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2017)Hot forging processes are highly influenced by the contact conditions between the work piece and the dies. An inaccurate definition of the contact conditions may lead to high deviation predictions of the final component ... -
Hardening prediction of diverse materials using the Digital Image Correlation technique
Agirre, Julen; Mendiguren, Joseba; GALDOS, Lander; Sáenz de Argandoña, Eneko (Elsevier, 2018)In recent years, due to the introduction of higher resistance materials in the automotive sector, sheet metal-forming tool-makers have been forced to deal with more challenging process designs. Therefore, the optimisation ... -
Hole expansion test of third generation steels
Agirre, Julen; Mendiguren, Joseba; GALDOS, Lander; Sáenz de Argandoña, Eneko (AIP Publishing, 2017)The trend towards the implementation of new materials in the chassis of the automobiles is considerably making more complex the manufacturing of the components that built it up. In this scenario materials with higher ... -
In-situ analysis of the elastic-plastic characteristics of high strength dual-phase steel
Mendiguren, Joseba (Elsevier, 2022)Modeling the elastic behavior of dual-phase steels is complex due to the strain dependency of Young's modulus and high elastic nonlinearity. Since it is assumed that reasons for this are to be found in microstructural ...
