Search the articles

Fracture Views: 746 Downloads: 589 Vol. 17, No. 66 (2023) September 27, 2023 pp. 207-219

Crack identification in plates-type structures using natural frequencies coupled with successful history-based adaptive differential evolution algorithm

Brihmat Chahira, Nasreddine Amoura, Samir Lecheb, Hocine Kebir, Mohamed Abdessamed Ait Chikh, Bassima Tablit

In this study, a new approach, for identification and characterization of straight cracks in plates-like structures, is presented. The finite element method using a commercial software (Abaqus)is coupled with successful history-based…

10.3221/IGF-ESIS.66.13Copy the DOI link

Details: Crack identification in plates-type structures using natural frequencies coupled with successful history-based adaptive differential evolution algorithm PDF Visual Abstract

PDF Visual Abstract

Miscellanea Views: 522 Downloads: 453 Vol. 13, No. 49 (2019) June 27, 2019 pp. 547-556

A 3D analysis of crack-front shape of asymmetric repaired aluminum panels with composite patches

Abdelkader Djebli, El Hadj Besseghier, Mostefa Bendouba, Abdelghani Baltach, Abdelkrim Aid

Through this study, a numerical simulation based on 3D in order to investigate the effect of Crack-front shape on the stress intensity factor and fatigue crack growth behavior of center cracked aluminum plate repaired asymmetrically with a…

10.3221/IGF-ESIS.49.51Copy the DOI link

Details: A 3D analysis of crack-front shape of asymmetric repaired aluminum panels with composite patches PDF Visual Abstract

PDF Visual Abstract

Miscellanea Views: 834 Downloads: 568 Vol. 13, No. 47 (2019) December 1, 2018 pp. 17-29

Numerical Simulation of a Steel Weld Joint and Fracture Mechanics Study of a Compact Tension Specimen for Zones of Weld Joint

BENSARI AHMED, Ould Chikh El Bahri, Bouchouicha Benattou, Tirenifi Malika

To evaluate the integrity of a structure consists to prove his ability to perform his mechanical functions for all modes of loading, normal or accidental, and throughout its lifespan. In the context of nuclear safety, for the most…

10.3221/IGF-ESIS.47.02Copy the DOI link

Details: Numerical Simulation of a Steel Weld Joint and Fracture Mechanics Study of a Compact Tension Specimen for Zones of Weld Joint PDF Visual Abstract

PDF Visual Abstract

SI: Russian mechanics contributions for Structural Integrity Views: 949 Downloads: 766 Vol. 17, No. 65 (2023) June 22, 2023 pp. 100-111

Fatigue life investigation of notched TC4 specimens subjected to different patterns of laser shock peening

Anastasia Iziumova, Maxim Zhelnin, Anastasia Kostina, Aleksei Vshivkov, Elena Gachegova, Oleg Plekhov, S. Swaroop

The exhaustion of constructive ways for increasing the service life of parts has led to the development of new methods which can improve their material properties during operation under various loading conditions. Laser shock peening (LSP)…

10.3221/IGF-ESIS.65.08Copy the DOI link

Details: Fatigue life investigation of notched TC4 specimens subjected to different patterns of laser shock peening PDF Visual Abstract

PDF Visual Abstract

Miscellanea Views: 1,156 Downloads: 532 Vol. 6, No. 21 (2012) June 29, 2012 pp. 13-20

Interference fit effect on holed single plates loaded with tension-tension stresses

D. Croccolo, M. De Agostinis, N. Vincenzi

This paper deals with the influence of interference fit coupling on the fatigue strength of holed plates. The effect was investigated both experimentally and numerically. Axial fatigue tests have been carried out on holed specimens made of…

10.3221/IGF-ESIS.21.02Copy the DOI link

Details: Interference fit effect on holed single plates loaded with tension-tension stresses PDF

PDF

SI: Russian mechanics contributions for Structural Integrity Views: 1,776 Downloads: 979 Vol. 16, No. 61 (2022) June 19, 2022 pp. 419-436

Finite-element study of residual stress distribution in Ti-6Al-4V alloy treated by laser shock peening with varying parameters

Anastasiia Kostina, Maxim Zhelnin, Elena Gachegova, Alexander Prokhorov, Aleksei Vshivkov, Oleg Plekhov, Sathya Swaroop

Laser shock peening (LSP) is used to enhance surface quality of the metallic structures by the generation of compressive residual stresses on it. This work studies the effect of the main LSP parameters on residual stress fields by the…

10.3221/IGF-ESIS.61.28Copy the DOI link

Details: Finite-element study of residual stress distribution in Ti-6Al-4V alloy treated by laser shock peening with varying parameters PDF Visual Abstract

PDF Visual Abstract

Fracture Views: 521 Downloads: 459 Vol. 15, No. 58 (2021) July 8, 2021 pp. 1-20

Factors affecting reorientation of hydraulically induced fracture during fracturing with oriented perforations in shale gas reservoirs

Qingchao Li, Liang Zhou, Zhi-Min Li, Zhen-Hua Liu, Yong Fang, Lei Zhao, Ying Han

Hydraulic fracturing with oriented perforations is an effective technology for reservoir stimulation for gas development in shale reservoirs. However, fracture reorientation during fracturing operation can affect the fracture conductivity…

10.3221/IGF-ESIS.58.01Copy the DOI link

Details: Factors affecting reorientation of hydraulically induced fracture during fracturing with oriented perforations in shale gas reservoirs PDF Visual Abstract

PDF Visual Abstract

Miscellanea Views: 870 Downloads: 531 Vol. 7, No. 24 (2013) March 20, 2013 pp. Pages 127-137

The numerical simulation of ceramic composites failure at axial compression

P.V. Makarov, M.O. Eremin

On the basis of the developed model of quasibrittle medium the brittle and quasibrittle failure of composite ceramic materials with zirconium dioxide matrix and various percentage of hardening particles of corundum are studied numerically.…

10.3221/IGF-ESIS.24.14Copy the DOI link

Details: The numerical simulation of ceramic composites failure at axial compression PDF

PDF

Miscellanea Views: 767 Downloads: 478 Vol. 13, No. 47 (2019) December 5, 2018 pp. 367-382

Composite sandwich impact response: experimental and numerical analysis

Filippo Cucinotta, Paolo Neri, Felice Sfravara, Armando Razionale

The use of composite materials allows to have a great flexibility in terms of mechanical and physical characteristics. One of the most used composite structure in naval field, is the sandwich, which is composed by a stacking sequence of…

10.3221/IGF-ESIS.47.27Copy the DOI link

Details: Composite sandwich impact response: experimental and numerical analysis PDF Visual Abstract

PDF Visual Abstract

SI: Failure Analysis of Materials and Structures Views: 900 Downloads: 626 Vol. 16, No. 62 (2022) September 22, 2022 pp. 261-270

Numerical simulation of creep notched bar of P91 steel

Norhaida Ab Razak, C. M. Davies

Numerous components designed for use at elevated temperatures now exhibit multiaxial stress states as a result of geometric modification and material inhomogeneity. It is necessary to anticipate the creep rupture life of such components…

10.3221/IGF-ESIS.62.18Copy the DOI link

Details: Numerical simulation of creep notched bar of P91 steel PDF Visual Abstract

PDF Visual Abstract

Miscellanea Views: 1,377 Downloads: 456 Vol. 11, No. 42 (2017) September 29, 2017 pp. Pages 147-160

Generalised fracture mechanics approach to the interfacial failure analysis of a bonded steel-concrete joint

Wouter De Corte, Peter Helincks, Veerle Boel, Jan Klusak, Stanislav Seitl, Geert De Schutter

Steel-concrete joints are often made by welded shear studs. However, this connection reduces the fatigue strength, especially in situations where locally concentrated loads occur with a large number of load cycles e.g. in bridge decks. In…

10.3221/IGF-ESIS.42.16Copy the DOI link

Details: Generalised fracture mechanics approach to the interfacial failure analysis of a bonded steel-concrete joint PDF

PDF

SI: Steels and Composites for Engineering Structures Views: 734 Downloads: 500 Vol. 15, No. 58 (2021) September 25, 2021 pp. 442-452

Sensitivity analysis of the GTN damage parameters at different temperature for dynamic fracture propagation in X70 pipeline steel using neural network

Abdelmoumin Ouladbrahim, Idir Belaidi, Samir Khatir, Erica Magagnini, Roberto Capozucca, Magd Abdel Wahab

In this paper, the initial and maximum load was studied using the Finite Element Modeling (FEM) analysis during impact testing (CVN) of pipeline X70 steel. The Gurson-Tvergaard-Needleman (GTN) constitutive model has been used to simulate…

10.3221/IGF-ESIS.58.32Copy the DOI link

Details: Sensitivity analysis of the GTN damage parameters at different temperature for dynamic fracture propagation in X70 pipeline steel using neural network PDF Visual Abstract

PDF Visual Abstract

Integrity of materials and structures Views: 1,568 Downloads: 619 Vol. 18, No. 67 (2024) December 17, 2023 pp. 231-239

Material choice to optimise the performance index of isogrid structures

Costanzo Bellini, Filippo Berto, Vittorio Di Cocco, Francesco Iacoviello, Larisa Patricia Mocanu

Three key qualities should define the structures used in the aviation industry: they should be light, rigid, and strong. These goals can be met by selecting lightweight, high-performance materials like titanium alloy or composites, but…

10.3221/IGF-ESIS.67.17Copy the DOI link

Details: Material choice to optimise the performance index of isogrid structures PDF Visual Abstract

PDF Visual Abstract

Analytical, Numerical and Physical Models Views: 2,031 Downloads: 682 Vol. 16, No. 61 (2022) June 19, 2022 pp. 176-197

A simplified constitutive model for a SEBS gel muscle simulant - Development and experimental validation for finite elements simulations of handgun and rifle ballistic impacts

Riccardo Andreotti, Valentina Leggewri, Andrea Casaroli, Mauro Quercia, Cristian Bettin, Mauro Zanella, Marco V. Boniardi

An original simplified constitutive model is proposed to simulate the effects of ballistic impacts on blocks of synthetic muscle simulant based on mineral oil and styrene ethylene-butylene styrene polymers (SEBS) as a convenient substitute…

10.3221/IGF-ESIS.61.12Copy the DOI link

Details: A simplified constitutive model for a SEBS gel muscle simulant - Development and experimental validation for finite elements simulations of handgun and rifle ballistic impacts PDF Visual Abstract

PDF Visual Abstract

SI: Characterisation of Crack Tip Fields Views: 906 Downloads: 512 Vol. 13, No. 49 (2019) June 25, 2019 pp. 97-106

Approximation of the crack-tip field in fatigue cracks in bridge steel specimens: DIC analysis of different constraint levels

Stanislav Seitl, Petr Miarka, Vladimir Ruzicka, Lucie Malikova, Alejandro Cruces, Pablo Lopez Crespo

A study on the accuracy of the approximation of the displacement field around of crack tip in a sample made from bridge steel (S355) is main objective of contribution. Linear elastic fracture mechanics (LEFM) theory in framework of…

10.3221/IGF-ESIS.49.10Copy the DOI link

Details: Approximation of the crack-tip field in fatigue cracks in bridge steel specimens: DIC analysis of different constraint levels PDF Visual Abstract

PDF Visual Abstract

SI: Portuguese contributions for Structural Integrity Views: 885 Downloads: 519 Vol. 13, No. 48 (2019) March 2, 2019 pp. 304-317

Monotonic and Fracture Behaviours of Bolted Connections with Distinct Bolt Preloads and Surface Treatments

Vítor M.G. Gomes, Mariana Rodrigues, José A.F.O. Correia, Miguel A.V. Figueiredo, Abílio M.P. de Jesus, António A. Fernandes

This paper presents a research about the monotonic and failure behaviours of bolted joints made of thin plates of S350GD and S355MC steels grades, which are used for rack structures. A full factorial test matrix was performed considering…

10.3221/IGF-ESIS.48.30Copy the DOI link

Details: Monotonic and Fracture Behaviours of Bolted Connections with Distinct Bolt Preloads and Surface Treatments PDF Visual Abstract

PDF Visual Abstract

SI: Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 542 Downloads: 497 Vol. 14, No. 53 (2020) July 19, 2020 pp. 457-473

Numerical and Experimental Analysis of Stacking Sequences Effects in Composite Mechanical Joints under Impact Loadings

Pourya Fathi, Alireza Naddaf Oskouei, Khodadad Vahedi, Amin Moslemi Petrudi

Composite structures in the field of advanced and modern structures in engineering design and according to high specification of composite materials such as high strength to weight ratio use in various industries such as aerospace, marine.…

10.3221/IGF-ESIS.53.36Copy the DOI link

Details: Numerical and Experimental Analysis of Stacking Sequences Effects in Composite Mechanical Joints under Impact Loadings PDF Visual Abstract

PDF Visual Abstract

SI: Russian mechanics contributions for Structural Integrity Views: 705 Downloads: 395 Vol. 13, No. 49 (2019) June 5, 2019 pp. 243-256

Steady plastic wave fronts and scale universality of strain localization in metals and ceramics

Yuriy Bayandin, Dr., Natalia Saveleva, Dr., Oleg Naimark, Prof.

Mechanisms of structural relaxation are linked with the metastability of nonequilibrium potential of solid with defects and the generation of collective modes of defects responsible for the plastic strain and damage localization. It is…

10.3221/IGF-ESIS.49.24Copy the DOI link

Details: Steady plastic wave fronts and scale universality of strain localization in metals and ceramics PDF Visual Abstract

PDF Visual Abstract

SI: New Trends in Fatigue and Fracture Views: 756 Downloads: 406 Vol. 13, No. 49 (2019) June 27, 2019 pp. 450-462

Characterisation and Evaluation of the Mechanical Behaviour of Endodontic-grade NiTi Wires

Samuel Pereira, André Rui Dantas Carvalho, Luís Reis, Manuel Freitas, Diogo Montalvão

With the introduction of new materials and advances in medical science, the endodontic files have changed since the early days of root canal treatments. In the late days, we have seen an increasing use of Nickel-Titanium (NiTi) alloys, to…

10.3221/IGF-ESIS.49.43Copy the DOI link

Details: Characterisation and Evaluation of the Mechanical Behaviour of Endodontic-grade NiTi Wires PDF Visual Abstract

PDF Visual Abstract

Miscellanea Views: 730 Downloads: 487 Vol. 13, No. 49 (2019) June 22, 2019 pp. 586-598

Numerical simulation of a crack emanating from a micro-cavity in the orthopedic cement by technical sub modeling of total hip prosthesis

Sahli Abderahmane, Ait Kaci Djafar, Zahi Rachid, Moulgada Abdelmadjid, Benbarek Smail

PMMA has important micro structural heterogeneities such as cavities, and its elastic behavior is greatly affected by the presence of defects that may imply its weakening and cause failure. In areas of high concentrations of stress and due…

10.3221/IGF-ESIS.49.54Copy the DOI link

Details: Numerical simulation of a crack emanating from a micro-cavity in the orthopedic cement by technical sub modeling of total hip prosthesis PDF Visual Abstract

PDF Visual Abstract

Fatigue and Fracture of metallic alloys Views: 425 Downloads: 255 Vol. 20, No. 75 (2026) November 5, 2025 pp. 265-280

Experimental and 3D numerical analysis on the effect of specimen thickness on fracture toughness of Al6061-SiC-cenosphere Hybrid composites

E. Ashoka, T.H. Manjunatha, H. S. Naveen Kumar, S. V. Lingaraju, H. N. Ravikumar

This study examines the fracture toughness of Al6061 alloy-based hybrid composites reinforced with silicon carbide particles and cenosphere microspheres. Aluminum alloy Al6061 is widely utilized in structural applications due to its…

10.3221/IGF-ESIS.75.19Copy the DOI link

Details: Experimental and 3D numerical analysis on the effect of specimen thickness on fracture toughness of Al6061-SiC-cenosphere Hybrid composites PDF HTML Visual Abstract

+1Other formats

Podcast

PDF HTML Visual Abstract Podcast

Miscellanea Views: 1,028 Downloads: 525 Vol. 11, No. 42 (2017) September 29, 2017 pp. Pages 328-336

Failure analysis of thin metal foils

G. Bolzon, M. Shahmardani, R. Liu, E. Zappa

The mechanical response and the failure mode of thin metal foils under tensile load has been analyzed supplementing the usual test records with full-field measurements performed by three-dimensional digital image correlation (3D DIC)…

10.3221/IGF-ESIS.42.34Copy the DOI link

Details: Failure analysis of thin metal foils PDF

PDF

Miscellanea Views: 697 Downloads: 844 Vol. 13, No. 49 (2019) June 25, 2019 pp. 630-642

Coupled identification of the hardening behavior laws and Gurson–Tvergaard–Needleman damage parameters - Validation on tear test of 12NiCr6 CT specimen

Mohamed Hadj Miloud, Ibrahim Zidane, Mohammed Mendas

This work is devoted to the application of the micromechanical Gurson-Tvergaard-Needleman (GTN) model to study the ductile tearing of 12NiCr6 steel. GTN model is widely used to describe the three stages of ductile tearing: nucleation…

10.3221/IGF-ESIS.49.57Copy the DOI link

Details: Coupled identification of the hardening behavior laws and Gurson–Tvergaard–Needleman damage parameters - Validation on tear test of 12NiCr6 CT specimen PDF Visual Abstract

PDF Visual Abstract

SI: Fracture and Structural integrity: ten years of F&IS Views: 640 Downloads: 526 Vol. 13, No. 47 (2019) December 4, 2018 pp. 321-333

Numerical simulation of the de-bonding phenomenon of FRCM strengthening systems

Ernesto Grande, Maura Imbimbo, Sonia Marfia, Elio Sacco

Aim of the paper is to present a one dimensional simple model for the study of the bond behavior of Fabric Reinforced Cementitious Matrix (FRCM) strengthening systems externally applied to structural substrates. The equilibrium of an…

10.3221/IGF-ESIS.47.24Copy the DOI link

Details: Numerical simulation of the de-bonding phenomenon of FRCM strengthening systems PDF Visual Abstract

PDF Visual Abstract