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Analytical, computational and physical models Views: 1,055 Downloads: 866 Vol. 18, No. 68 (2024) February 15, 2024 pp. 45-62

Numerical investigation of an extra-deep drawing process with industrial parameters: formability analysis and process optimization

Amina Belguebli, Ibrahim Zidane, Adel Hadj Amar, Abdessoufi Benhamou

Extra-deep drawing is one of the most important sheet metal forming processes. The appearance of rupture and wrinkling are the most commonly encountered problems in this process. These defects are also very common at a local company…

10.3221/IGF-ESIS.68.03

Details: Numerical investigation of an extra-deep drawing process with industrial parameters: formability analysis and process optimization PDF Visual Abstract

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Fracture Views: 930 Downloads: 1,066 Vol. 14, No. 52 (2020) January 25, 2020 pp. 9-24

Experimental and Numerical Analysis of Epoxy Based Adhesive Failure on Mono- and Bi-Material Single Lap Joints Under Different Displacement Rates

Hojjat Ghahramanzadeh Asl, Salim Çam, Osman Orhan, Adnan Özel

Development in material science impose to use different materials in production. This causes a problem for joining different materials because traditional joining techniques such as welding could not overcome this problem in industries…

10.3221/IGF-ESIS.52.02

Details: Experimental and Numerical Analysis of Epoxy Based Adhesive Failure on Mono- and Bi-Material Single Lap Joints Under Different Displacement Rates PDF Visual Abstract

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Miscellanea Views: 681 Downloads: 348 Vol. 5, No. 15 (2011) pp. pages 50-63

Studio delle prestazioni di giunzioni incollate ibride (Strength evaluation of structural hybrid bonded joints)

F. Moroni

The idea of “hybrid joints” arises from the need of joining together materials, producing a tough, stiff and lightweight joint. The core concept is: use two different joining techniques, with the aim to increase the strength and gather the…

10.3221/IGF-ESIS.15.06

Details: Studio delle prestazioni di giunzioni incollate ibride (Strength evaluation of structural hybrid bonded joints) PDF

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Integrity of materials and structures Views: 496 Downloads: 309 Vol. 20, No. 76 (2026) January 2, 2026 pp. 31-48

Experimental calibration of a virtual raster section for high-accuracy FDM simulation in Abaqus

Taoufik Hachimi, Fouad Ait Hmazi, Fatima Ezzahra Arhouni, Hajar Rejdali, Yahya Riyad, Fatima Majid

This study presents an experimentally calibrated methodology to enhance the predictive accuracy of finite element simulations for Fused Deposition Modeling (FDM) parts in Abaqus by replacing idealized filament geometry with a physically…

10.3221/IGF-ESIS.76.03

Details: Experimental calibration of a virtual raster section for high-accuracy FDM simulation in Abaqus Graphical Abstract PDF HTML

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Fracture Views: 505 Downloads: 452 Vol. 16, No. 60 (2022) March 25, 2022 pp. 62-72

Numerical analysis of bonded composite patch efficiency in the case of lateral U and V-notched aluminium panels

Mohammed A. Bouchelarm, Abdelkader Boulenouar, Meriem Chafi

In this study, the finite element method is applied to investigate the mechanical behavior of aluminium notched structures reinforced by composite patch. In order to evaluate the efficiency of patches in the case of lateral semicircular…

10.3221/IGF-ESIS.60.05

Details: Numerical analysis of bonded composite patch efficiency in the case of lateral U and V-notched aluminium panels PDF Visual Abstract

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Fatigue and Fracture of non metallic materials Views: 1,142 Downloads: 764 Vol. 18, No. 70 (2024) July 3, 2024 pp. 1-23

Predicting Damage in Notched Functionally Graded Materials Plates through extended Finite Element Method based on computational simulations

Hakim Siguerdjidjene, Amin Houari, Kouider Madani, Salah Amroune, Mohamed Mokhtari, Barhm Mohamad, Chellil Ahmed, Abdelkrim Merah, Raul Campilho

Presently, Functionally Graded Materials (FGMs) are extensively utilised in several industrial sectors, and the modelling of their mechanical behaviour is consistently advancing. Most studies investigate the impact of layers on the…

10.3221/IGF-ESIS.70.01

Details: Predicting Damage in Notched Functionally Graded Materials Plates through extended Finite Element Method based on computational simulations PDF Visual Abstract

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Analytical, Numerical and Physical Models Views: 558 Downloads: 464 Vol. 15, No. 55 (2021) December 28, 2020 pp. 241-257

Research of stress distribution in the cross-section of a bimetallic perforated plate perpendicularly loaded with concentrated force

Mateusz Konieczny, Henryk Achtelik, Grzegorz Gasiak

The paper presents the stress distribution along the plate thickness in a bimetallic steel – titanium circular, axially symmetrical perforated plate produced in the technological process of explosion welding. The steel layer is the layer…

10.3221/IGF-ESIS.55.18

Details: Research of stress distribution in the cross-section of a bimetallic perforated plate perpendicularly loaded with concentrated force PDF Visual Abstract

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SI: Crack Paths Views: 782 Downloads: 543 Vol. 13, No. 48 (2019) March 8, 2019 pp. 611-629

Stress Intensity Factor Equations for the Evolution of Surface and Corner Cracks to Through Cracks

Antonio Miranda, Rafael Marques, Marco Antonio Meggiolaro, Jaime Tupiassú Pinho de Castro

Part-through surface or corner 2D cracks are commonly found in structural components, even because practically all fatigue cracks tend to start this way. It is a reasonable hypothesis to model them assuming the shape of their fronts is…

10.3221/IGF-ESIS.48.59

Details: Stress Intensity Factor Equations for the Evolution of Surface and Corner Cracks to Through Cracks PDF Visual Abstract

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Analytical, Numerical and Physical Models Views: 926 Downloads: 652 Vol. 14, No. 51 (2020) December 7, 2019 pp. 236-253

Finite Element Modeling of the Behavior of a Hollow Cylinder in a Hydrogen-Containing Environment

Assia Amina Lakhdari, Serguey A. Bubnov, Aissa Seddak, Ilya I. Ovchinnikov, Igor G. Ovchinnikov

The two main research orientations on the problem of hydrogen embrittlement are examined: the study of fundamental principles and the disclosure of micromechanisms and the relation between hydrogen embrittlement and metal aging; the…

10.3221/IGF-ESIS.51.19

Details: Finite Element Modeling of the Behavior of a Hollow Cylinder in a Hydrogen-Containing Environment PDF Visual Abstract

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SI: Damage Mechanics of materials and structures Views: 542 Downloads: 380 Vol. 19, No. 73 (2025) May 24, 2025 pp. 166-180

Phase-field modeling for investigating the effect of rebar positioning and uniform versus non-uniform corrosion on concrete fracture

Ba-Thanh Vu, Dac-Duc Nguyen, The-Truyen Tran, Duc-Nhiem Tran, Ngoc-Long Nguyen, Tien-Thanh Bui, Xuan-Lam Nguyen

Rebar corrosion significantly affects the overall performance and the service life of reinforced concrete (RC) structures due to the reduction in the bond strength between concrete and rebar, leading to the delamination of the concrete…

10.3221/IGF-ESIS.73.12

Details: Phase-field modeling for investigating the effect of rebar positioning and uniform versus non-uniform corrosion on concrete fracture PDF HTML Visual Abstract

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Fracture Views: 620 Downloads: 461 Vol. 15, No. 58 (2021) September 25, 2021 pp. 231-241

Numerical prediction of the ductile damage for axial cracks in pipe under internal pressure

Amina Ismahène Fezazi, Belaïd Mechab, Salem Mokadem, Boualem Serier

This study presents a numerical prediction of the ductile damage for axial cracks in pipe subjected to internal pressure. The three dimensional finite element methods used to evaluate the J-integral. The effect of the external radius (R_ext…

10.3221/IGF-ESIS.58.17

Details: Numerical prediction of the ductile damage for axial cracks in pipe under internal pressure PDF Visual Abstract

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Structural Integrity and Durability of Structures Views: 705 Downloads: 525 Vol. 18, No. 67 (2024) December 17, 2023 pp. 337-351

Structural integrity analysis of the pre-stressed concrete dome of the Belgrade fair hall 1

Mirjana Jelić, Aleksandar Sedmak, Boris Folić, Simon Sedmak, Mihajlo Aranđelović, Radomir Folić, Dorin Radu

Belgrade fair hall 1 is well known for its dome, which is still the world largest self-supported construction made of pre-stressed concrete, with its diameter of 106 m. In this paper the Finite Element Method (FEM) was performed to analyze…

10.3221/IGF-ESIS.67.24

Details: Structural integrity analysis of the pre-stressed concrete dome of the Belgrade fair hall 1 PDF Visual Abstract

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SI: Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 1,098 Downloads: 610 Vol. 14, No. 52 (2020) March 4, 2020 pp. 197-210

Effect of concrete cover thickness and main reinforcement ratio on flexural behavior of RC beams strengthened by NSM-GFRP bars

Hesham EL-Emam, Alaa El-Sisi, Ramy Reda, Mohamed Bneni, Mohamed Seleem

Experimental and numerical programs were invoked to investigate the effect of concrete cover and area of main steel reinforcement on the flexural behavior of strengthened RC beams by near-surface mounted glass fiber reinforced polymeric…

10.3221/IGF-ESIS.52.16

Details: Effect of concrete cover thickness and main reinforcement ratio on flexural behavior of RC beams strengthened by NSM-GFRP bars PDF Visual Abstract

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SI: Developments in the fracture and fatigue assessment of materials Views: 1,132 Downloads: 470 Vol. 12, No. 46 (2018) September 23, 2018 pp. 14-24

Investigating the contribution of geometrical parameters and immersion time on fracture toughness of jute fabric composites using statistical techniques

Dr. Bharath K N, G. B. Manjunatha

The aim of this work is to evaluate the failure analysis of jute fabric reinforced composite using statistical technique for marine applications. A fracture mechanics approach is proposed to determine the failure load and fracture…

10.3221/IGF-ESIS.46.02

Details: Investigating the contribution of geometrical parameters and immersion time on fracture toughness of jute fabric composites using statistical techniques PDF Visual Abstract

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SI: Fracture and Damage Detection in Masonry Structures Views: 624 Downloads: 428 Vol. 13, No. 50 (2019) August 26, 2019 pp. 194-208

Quantifying the out-of-plane response of unreinforced masonry walls subjected to relative support motion

Michele Godio, Katrin Beyer

TThe supports of out-of-plane loaded unreinforced masonry walls in buildings are subjected to a motion that is filtered and amplified by the building structure and, in some cases, can be significantly different from the ground motion.…

10.3221/IGF-ESIS.50.17

Details: Quantifying the out-of-plane response of unreinforced masonry walls subjected to relative support motion PDF Visual Abstract

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SI: New Trends in Structural Health Monitoring Views: 445 Downloads: 387 Vol. 18, No. 70 (2024) August 19, 2024 pp. 177-191

Enhancing Generalizability of a Machine Learning Model for Infrared Thermographic Defect Detection by Using 3D Numerical Modeling

Vladimir Vavilov, Arsenii Chulkov, Alexey Moskovchenko

The paper describes the implementation of 3D numerical simulation in machine learning models used in infrared thermographic nondestructive testing. The enhancement of generalizability of such models emerges as a decisive factor for…

10.3221/IGF-ESIS.70.10

Details: Enhancing Generalizability of a Machine Learning Model for Infrared Thermographic Defect Detection by Using 3D Numerical Modeling PDF Visual Abstract

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Fracture Views: 923 Downloads: 486 Vol. 14, No. 54 (2020) September 23, 2020 pp. 202-210

Probabilistic Elastic-plastic Fracture Mechanics Analysis of Propagation of Cracks in Pipes under Internal Pressure

Belaïd Mechab, Mokadem Salem, Medjahdi Malika, Serier Boualem

This study presents a three dimensional finite element method analysis of semi-elliptical surface cracks in pipes under internal pressure load. In the elastic–plastic case, estimates of the J-integral are presented for various ratios…

10.3221/IGF-ESIS.54.15

Details: Probabilistic Elastic-plastic Fracture Mechanics Analysis of Propagation of Cracks in Pipes under Internal Pressure PDF Visual Abstract

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Miscellanea Views: 416 Downloads: 331 Vol. 13, No. 48 (2019) March 5, 2019 pp. 208-221

Mechanical Stability Investigation of Advanced Composite Plates Resting on Elastic Foundations Using a New Four-Unknown Refined Theory

Yassine khalfi, Aboubakar Seddik BOUCHIKHI, Yassine BELLEBNA

A refined and simple shear deformation theory for mechanical buckling of composite plate resting on two-parameter Pasternak’s foundations is developed. The displacement field is chosen based on assumptions that the in-plane and transverse…

10.3221/IGF-ESIS.48.22

Details: Mechanical Stability Investigation of Advanced Composite Plates Resting on Elastic Foundations Using a New Four-Unknown Refined Theory PDF Visual Abstract

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Analytical, Numerical and Physical Models Views: 904 Downloads: 591 Vol. 14, No. 51 (2020) December 4, 2019 pp. 115-126

Investigations in static response and free vibration of a functionally graded beam resting on elastic foundations

Abdelbaki Chikh

In this article, an analytical study was done to predict the behavior of the beam vis-à-vis bending, buckling, and dynamic responses of isotropic homogeneous beams based on an elastic foundation. The material properties of the FG-beams…

10.3221/IGF-ESIS.51.09

Details: Investigations in static response and free vibration of a functionally graded beam resting on elastic foundations PDF Visual Abstract

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Integrity of materials and structures Views: 394 Downloads: 554 Vol. 19, No. 73 (2025) May 13, 2025 pp. 108-130

Influence of contact interaction character on residual stresses arising over damaged area in composite plate

Sviatoslav Eleonsky, Vladimir Pisarev, Yury Matvienko, Galina Gvozdeva

New data concerning the values of residual stresses that arise as a result of the contact interaction of a spherical indenter and a flat surface of composite plate have been obtained. The studies are performed for both static indentation…

10.3221/IGF-ESIS.73.08

Details: Influence of contact interaction character on residual stresses arising over damaged area in composite plate PDF HTML Visual Abstract

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Fracture Views: 568 Downloads: 826 Vol. 15, No. 58 (2021) September 25, 2021 pp. 77-85

Load bearing capacity of thin-walled rectangular and I-shaped steel sections of short both empty and concrete-filled columns

Amor Bouaricha, Naoual Handel, Aziza Boutouta, Sarah Djouimaa

In this experimental work, strength results obtained on short columns subjected to concentric loads are presented. The specimens used in the tests have made of cold-rolled, thin-walled steel. Twenty short columns of the same cross-section…

10.3221/IGF-ESIS.58.06

Details: Load bearing capacity of thin-walled rectangular and I-shaped steel sections of short both empty and concrete-filled columns PDF Visual Abstract

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Fatigue and Fracture of metallic alloys Views: 655 Downloads: 644 Vol. 18, No. 67 (2024) December 17, 2023 pp. 43-57

Fracture Simulation of Concrete Beams to assess softening behavior by varying different fractions of Aggregates

H. S. Vishwanatha, S. Muralidhara, B. K. Raghu Prasad

Simulating the concrete fracture unlike other elastic and brittle materials quite different due to its quasibrittleness. The present research focussed on assess softening behavior by varying different fractions of aggregates and cement…

10.3221/IGF-ESIS.67.04

Details: Fracture Simulation of Concrete Beams to assess softening behavior by varying different fractions of Aggregates PDF Visual Abstract

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Analytical, Numerical and Physical Models Views: 907 Downloads: 766 Vol. 14, No. 52 (2020) March 3, 2020 pp. 230-246

Numerical modeling of bending, buckling, and vibration of functionally graded beams by using a higher-order shear deformation theory

Nabil Hebbar, Imène Hebbar, Djamel Ouinas, Mohamed Bourada

The objective of this work is to analyze the behavior beams functionally graded, simply supported, under different conditions such as bending, buckling, and vibration and this by use shear deformation theories a two-dimensional (2D) and…

10.3221/IGF-ESIS.52.18

Details: Numerical modeling of bending, buckling, and vibration of functionally graded beams by using a higher-order shear deformation theory PDF Visual Abstract

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Miscellanea Views: 1,690 Downloads: 728 Vol. 12, No. 44 (2018) March 18, 2018 pp. 151-160

An assessment of composite repair system in offshore platform for corroded circumferential welds in super duplex steel pipe

Silvio de Barros, Sandip Budhe, Mariana D. Banea, Ney R.F. Rohen, Eduardo M. Sampaio, Valber A. Perrut, Luiz D.M. Lana

The main aim of this study is to assess the effectiveness of a composite repair system in severely corroded circumferential welds in super duplex stainless steel pipes as a preventive measure against the premature corrosion damage at the…

10.3221/IGF-ESIS.44.12

Details: An assessment of composite repair system in offshore platform for corroded circumferential welds in super duplex steel pipe PDF Video1

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Integrity of materials and structures Views: 754 Downloads: 380 Vol. 19, No. 71 (2025) October 16, 2024 pp. 124-150

Effect of temperature and adhesive defect on repaired structure using composite patch

Mohammed Abdulla, Meftah Hrairi, Abdul Aabid Shaikh, Nur Azam Abdullah

In structural engineering, composite patch repairs are widely used to address cracked structures. However, their behavior under thermo-mechanical loading remains complex and less understood. This study examines the repair of a…

10.3221/IGF-ESIS.71.10

Details: Effect of temperature and adhesive defect on repaired structure using composite patch PDF HTML Visual Abstract

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Miscellanea Views: 545 Downloads: 794 Vol. 16, No. 59 (2022) December 22, 2021 pp. 265-310

Cracking Patterns of Brittle Hemispherical Domes: an Experimental Study

Siwen Cao, Andras A. Sipos

Crack formation in hemispherical domes is a distinguished problem in structural mechanics. The safety of cracked domes has a long track record; the evolution of the cracking pattern received less attention. Here, we report…

10.3221/IGF-ESIS.59.20

Details: Cracking Patterns of Brittle Hemispherical Domes: an Experimental Study PDF Visual Abstract

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SI: Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 962 Downloads: 737 Vol. 13, No. 50 (2019) August 10, 2019 pp. 184-193

Using XFEM Techniques to Predict the Damage of aluminum 2024T3 notched under tensile load

Abdallah Benzaama, Mohamed Mokhtari, Habib Benzaama, Elamine Abdelouahed, Tawfik Tamine, Kouider Madani, Amir Slamen, Mrabet Ilies

The objective of this work is to analyze some geometrical effect to predict the damage of aluminum 2024T3 structure after validate numerical model by experimental test. The mechanical of damage behaviour under tensile tests of several…

10.3221/IGF-ESIS.50.16

Details: Using XFEM Techniques to Predict the Damage of aluminum 2024T3 notched under tensile load PDF Visual Abstract

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Integrity of materials and structures Views: 1,353 Downloads: 368 Vol. 18, No. 70 (2024) September 1, 2024 pp. 210-226

An interface-based microscopic model for the failure analysis of masonry structures reinforced with timber retrofit solutions

Fabrizio Greco, Lorenzo Leonetti, Paolo Lonetti, Paolo Nevone Blasi, Arturo Pascuzzo, Giacinto Porco

This paper presents a refined Finite Element (FE) modeling strategy for analyzing the failure behavior of regular masonry structures reinforced with timber-based retrofit solutions. The proposed model schematizes the masonry as brick…

10.3221/IGF-ESIS.70.12

Details: An interface-based microscopic model for the failure analysis of masonry structures reinforced with timber retrofit solutions PDF Visual Abstract

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Miscellanea Views: 549 Downloads: 502 Vol. 13, No. 48 (2019) March 5, 2019 pp. 193-207

Prediction and optimizing residual stress profile induced by cold expansion in aluminum alloys using experimental design

Abdelkader Miloudi, M. Laredj, A. Lousdad, B. Benguediab

Cold expansion by hardening is a common process used in the aerospace industry to extend the fatigue lifetime of assembly holes, through a field of high compressive tangential residual stresses. The understanding and the control of the…

10.3221/IGF-ESIS.48.21

Details: Prediction and optimizing residual stress profile induced by cold expansion in aluminum alloys using experimental design PDF Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 1,417 Downloads: 863 Vol. 17, No. 63 (2023) December 21, 2022 pp. 1-12

Analysis of the structural integrity of a frozen wall during a mine shaft excavation using temperature monitoring data

Lev Levin, Mikhail Semin, Ivan Golovatyi

This paper describes the results of the temperature monitoring of a frozen wall (FW) around the skip shaft of a potash mine under construction. The data on temperature measurements in control-thermal boreholes were used to parameterize the…

10.3221/IGF-ESIS.63.01

Details: Analysis of the structural integrity of a frozen wall during a mine shaft excavation using temperature monitoring data PDF Visual Abstract

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SI: Fracture and Damage Detection in Masonry Structures Views: 694 Downloads: 431 Vol. 14, No. 51 (2020) December 4, 2019 pp. 356-375

Analytical and numerical analysis on the collapse modes of least-thickness circular masonry arches at decreasing friction

Giuseppe Cocchetti, Egidio Rizzi

Departing from pioneering Heyman modern rational investigations on the purely-rotational collapse mode of least-thickness circular masonry arches, the hypothesis that joint friction shall be high enough to prevent inter-block sliding is…

10.3221/IGF-ESIS.51.26

Details: Analytical and numerical analysis on the collapse modes of least-thickness circular masonry arches at decreasing friction PDF Visual Abstract

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Impact & Dynamics Views: 1,046 Downloads: 940 Vol. 15, No. 57 (2021) June 22, 2021 pp. 63-69

Impact response of different materials for sports mouthguards

Maria Moreira, João Carlos Ramos, Ana Messias, Maria Augusta Neto, Ana Paula Amaro, Paulo NB Reis

Up to this moment, there is no guideline regarding the materials to produce mouthguards. The most used is Ethylene-Vinyl Acetate (EVA). Studies indicate that laminating EVA sheets with rigid components could increase the protection…

10.3221/IGF-ESIS.57.06

Details: Impact response of different materials for sports mouthguards PDF Visual Abstract

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SI: New Trends in Fatigue and Fracture Views: 728 Downloads: 496 Vol. 13, No. 49 (2019) June 22, 2019 pp. 435-449

Use of the XFEM for the design of adhesively-bonded T-joints

Raul Campilho, Filipe Moreira

The use of adhesive bonds greatly increased in industrial applications, as they have multiple advantages compared to other more traditional bonding methods (fastened, welded and riveted joints). The number of approaches to predict the…

10.3221/IGF-ESIS.49.42

Details: Use of the XFEM for the design of adhesively-bonded T-joints PDF Visual Abstract

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Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 860 Downloads: 562 Vol. 18, No. 67 (2024) December 17, 2023 pp. 240-258

Performance of Reinforced Concrete Flat Slabs Having GFRP Gratings

Ahmed Mahmoud, Haitham F. Mostafa, Tarek S. Mostafa, Ahmed N. Khater

A thorough study of the literature indicated that there is not much relevant research on the application of GFRP gratings. Otherwise, extensive study has been done on FRP bars, laminates, sheets, strips, and rods. This study proposes a…

10.3221/IGF-ESIS.67.18

Details: Performance of Reinforced Concrete Flat Slabs Having GFRP Gratings PDF Visual Abstract

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Failure Analysis, Case Studies and Forensic Engineering Views: 906 Downloads: 595 Vol. 14, No. 52 (2020) February 29, 2020 pp. 137-147

Prediction of the burst pressure for defective pipelines using different semi-empirical models

Sandip Budhe, S. de Barros, M. D. Banea

The main aim of this work is to predict the theoretical burst pressure of defective pipelines using different semi-empirical models and compare them with the results of the hydrostatic tests. A methodology was formulated with accounting…

10.3221/IGF-ESIS.52.12

Details: Prediction of the burst pressure for defective pipelines using different semi-empirical models PDF Visual Abstract

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Fatigue and Fracture of metallic alloys Views: 475 Downloads: 370 Vol. 19, No. 72 (2025) February 7, 2025 pp. 102-120

Studying the fracture surface of brass CuZn37 and aluminum 1100 and their relationship with formability in Single Point Incremental Forming

Marwa K. Qate'a, Muhsin J. Jweeg, Adnan I. Mohammed

Single Point Incremental Forming was conducted on Aluminum1100 and Brass CuZn37 to form a hyperbolic truncated pyramid with varying wall angles until the fracture occurs. The formability of the specimens in terms of fracture depth and…

10.3221/IGF-ESIS.72.08

Details: Studying the fracture surface of brass CuZn37 and aluminum 1100 and their relationship with formability in Single Point Incremental Forming PDF HTML Visual Abstract

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SI: IGF26 - 26th International Conference on Fracture and Structural Integrity Views: 1,273 Downloads: 960 Vol. 16, No. 59 (2022) December 22, 2021 pp. 396-404

Methodology of hydrogen embrittlement study of long-term operated natural gas distribution pipeline steels caused by hydrogen transport

Hryhoriy Nykyforchyn, Olha Zvirko, Myroslava Hredil, Halyna Krechkovska, Oleksandr Tsyrulnyk, Oleksandra Student, Leonid Unigovskyi

A methodology of experimental research on hydrogen embrittlement of pipe carbon steels due to the transportation of hydrogen or its mixture with natural gas by a long-term operated gas distribution network is presented. The importance of…

10.3221/IGF-ESIS.59.26

Details: Methodology of hydrogen embrittlement study of long-term operated natural gas distribution pipeline steels caused by hydrogen transport PDF Visual Abstract

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Miscellanea Views: 684 Downloads: 684 Vol. 13, No. 49 (2019) June 26, 2019 pp. 599-613

Stress intensity factors analyses for external semi-elliptical crack for repaired gas-pipeline by composite overwrap under pressure

Djamel Eddine Belhadri, Mohamed Belhamiani, Wahiba Nesrine Bouzitouna, Wahid Oudad

The purpose of this article is to present the stress intensity factors (SIF) solutions for semi-elliptic crack in pipelines under internal pressures, the stress intensity factors are calculated by the three-dimensional finite element…

10.3221/IGF-ESIS.49.55

Details: Stress intensity factors analyses for external semi-elliptical crack for repaired gas-pipeline by composite overwrap under pressure PDF Visual Abstract

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Integrity of materials and structures Views: 1,350 Downloads: 488 Vol. 18, No. 69 (2024) April 26, 2024 pp. 106-114

Influence of soil salinity on the bearing capacity of the frozen wall

Mikhail Semin, Lev Levin, Sergey Bublik, Andrey Brovka, Ivan Dedyulya

The article describes the results of laboratory studies on the unfrozen water content and ultimate long-term strength of frozen clay and chalk samples in the temperature range from −10 to −25 °C. The soil samples contained dissolved salt…

10.3221/IGF-ESIS.69.08

Details: Influence of soil salinity on the bearing capacity of the frozen wall PDF Visual Abstract

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Fracture Views: 846 Downloads: 539 Vol. 14, No. 53 (2020) July 19, 2020 pp. 210-222

Stress intensity factors for mixed-mode crack growth in imitation models under biaxial loading

Rustam Yarullin, V.N. Shlyannikov, I.S. Ishtyriakov, M.M. Yakovlev

In this study a procedure to stress intensity factors calculation for imitation models made of titanium alloy is described. In service fatigue cracks are detected in a disk and blade “dovetail type” attachment. On the base of this…

10.3221/IGF-ESIS.53.18

Details: Stress intensity factors for mixed-mode crack growth in imitation models under biaxial loading PDF Visual Abstract

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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.47.27

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

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Miscellanea Views: 886 Downloads: 637 Vol. 6, No. 22 (2012) September 30, 2012 pp. pages 5-11

Evaluation of stress intensity factor of multiple inclined cracks under biaxial loading

R. K. Bhagat, V. K. Singh, P. C. Gope, A.K. Chaudhary

A finite rectangular plate of unit thickness with two inclined cracks (parallel and non parallel) under biaxial mixed mode condition are modelled using finite element method. The finite element method is used for determination of stress…

10.3221/IGF-ESIS.22.01

Details: Evaluation of stress intensity factor of multiple inclined cracks under biaxial loading PDF

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SI: Russian mechanics contributions for Structural Integrity Views: 270 Downloads: 163 Vol. 20, No. 77 (2026) April 3, 2026 pp. 1-12

Multimodal residual stress evaluation following one-sided dimpling in a Ti-6Al-4V alloy plate

Igor Zorin, Vladimir Pisarev, Svyatoslav Eleonsky, Aleksandr Elkin, Galina Tyurina, Eugene Statnik, Alexey Salimon, Alexander Korsunsky

Residual stress significantly influences the mechanical performance, fatigue resistance, and structural reliability of titanium alloys used in engineering applications. This study investigates the residual stress distribution induced by…

10.3221/IGF-ESIS.77.01

Details: Multimodal residual stress evaluation following one-sided dimpling in a Ti-6Al-4V alloy plate PDF HTML Visual Abstract

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Analytical, Numerical and Physical Models Views: 1,023 Downloads: 654 Vol. 16, No. 61 (2022) June 19, 2022 pp. 372-393

A Simple and Efficient eight node Finite Element for Multilayer Sandwich Composite Plates Bending Behavior Analysis

Khmissi Belkaid, Nadir Boutasseta, Hamza Aouaichia, Djamel Eddine Gaagaia, Adel Deliou, Badreddine Boubir

In this paper, a C0 simple and efficient isoparametric eight-node displacement-model based on higher order shear deformation theory is proposed for the bending behavior study of multilayer composites sandwich plates. Difficult…

10.3221/IGF-ESIS.61.25

Details: A Simple and Efficient eight node Finite Element for Multilayer Sandwich Composite Plates Bending Behavior Analysis PDF Visual Abstract

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SI: Fracture and Damage Detection in Masonry Structures Views: 709 Downloads: 483 Vol. 14, No. 51 (2020) December 4, 2019 pp. 336-355

The role of different sliding resistances in limit analysis of hemispherical masonry domes

Elham Mousavian, Claudia Casapulla

A limit analysis method for masonry domes composed of interlocking blocks with non-isotropic sliding resistance is under development. This paper reports the first two steps of that work. It first introduces a revision to an existing limit…

10.3221/IGF-ESIS.51.25

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SI: Fracture Mechanics versus Environment Views: 575 Downloads: 452 Vol. 13, No. 49 (2019) June 10, 2019 pp. 282-290

Comparative study of conventional and hydromechanical deep drawing processes based on finite element analysis

Mohammed ABBADENI, Ibrahim Zidane, Hamou Zahloul, Zakaria Madaoui

A two-dimensional finite element analysis has been performed to investigate hydromechanical and conventional deep drawing processes. The effects of the fluid structure interaction on the material formability, the strain and the thickness…

10.3221/IGF-ESIS.49.28

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SI: Fracture and Damage Detection in Masonry Structures Views: 701 Downloads: 624 Vol. 14, No. 51 (2020) December 12, 2019 pp. 486-503

3D limit analysis of masonry pavilion domes on octagonal drum subjected to vertical loads

Carlalberto Anselmi, Filomena Galizia, Eduardo Saetta

Within the framework of limit design applied to masonry structures, this paper aims at analyzing the different behavior of a pavilion dome according to the adopted construction and reinforcement technologies. By using the static theorem…

10.3221/IGF-ESIS.51.37

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Integrity of materials and structures Views: 890 Downloads: 339 Vol. 19, No. 72 (2025) January 9, 2025 pp. 34-45

Improved flexural behaviour of reinforced concrete beam strengthened using stainless steel wire mesh

Shail Shah, Parth Raithatha, Sunil Raiyani

The paper presents an experimental investigation of the flexural behaviour of reinforced concrete (RC) beam elements strengthened externally with stainless steel wire mesh (SSWM). SSWM has the potential to be an alternative composite…

10.3221/IGF-ESIS.72.04

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Fracture Views: 807 Downloads: 474 Vol. 16, No. 59 (2022) December 22, 2021 pp. 405-422

The critical influence of some “tiny” geometrical details on the stress field in a Brazilian Disc with a central notch of finite width and length

Stavros K Kourkoulis, Christos Markides, Ermioni Pasiou, Andronikos Loukidis, Dimos Triantis

The role of some geometrical characteristics of the notches machined in circular discs, in order to determine the mode-I fracture toughness of brittle materials, is discussed. The study is implemented both analytically and numerically.…

10.3221/IGF-ESIS.59.27

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Miscellanea Views: 1,063 Downloads: 666 Vol. 12, No. 46 (2018) September 26, 2018 pp. 252-265

Numerical Analysis and Optimization of the Residual Stresses Distribution Induced by Cold Expansion Technique

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

Abstract. This paper presents a numerical investigation about the influence of mandrel shape on residual stresses induced by the cold expansion procedure. Thus, ball and tapered pin are used for cold expanding the plate. As, the entrance…

10.3221/IGF-ESIS.46.23

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