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SI: IGF26 - 26th International Conference on Fracture and Structural Integrity Views: 755 Downloads: 661 Vol. 16, No. 59 (2022) December 22, 2021 pp. 359-373

A probabilistic fatigue crack growth life approach to the definition of inspection intervals for railway axles

C. Mallor, S. Calvo, J.L. Nuñez, R. Rodriguez-Barrachina, A. Landaberea

Different options that rely on fracture mechanics are currently used in engineering during the design and assessment of components. One of the most important aspects is the time taken for a crack to extend to its critical size. If this…

10.3221/IGF-ESIS.59.24Copy the DOI link

Details: A probabilistic fatigue crack growth life approach to the definition of inspection intervals for railway axles PDF Visual Abstract

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Miscellanea Views: 929 Downloads: 616 Vol. 8, No. 30 (2014) September 8, 2014 pp. pages 340-348

In-service fatigue cracking of the propeller shafts joined by a spline-pinned construction to the engines of AN-24, AN-26, and IL-18 aircrafts

A. Shanyavskiy, A. Toushentsov

The paper delivers a critical review of the research data on the crack initiation and crack growth patterns characteristic of the components of the spline-bolted joints between the propeller shaft and reducer shaft at An-24, An-26, and…

10.3221/IGF-ESIS.30.41Copy the DOI link

Details: In-service fatigue cracking of the propeller shafts joined by a spline-pinned construction to the engines of AN-24, AN-26, and IL-18 aircrafts PDF

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Structural Integrity and Durability of Structures Views: 1,103 Downloads: 692 Vol. 17, No. 64 (2023) March 21, 2023 pp. 77-92

Damage identification in RC bridges by confronting two approaches: visual inspection and numerical analysis

Mohammed Ayad, Nadir Boumechra, Karim Hamdaoui

The present article aims to summarize the research study that was conducted the efficiency of methods and techniques designed for the detection and localization of faults in civil engineering structures, particularly in bridge structures.…

10.3221/IGF-ESIS.64.05Copy the DOI link

Details: Damage identification in RC bridges by confronting two approaches: visual inspection and numerical analysis PDF Visual Abstract

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Miscellanea Views: 1,529 Downloads: 580 Vol. 12, No. 43 (2018) December 29, 2017 pp. Pages 231-240

A numerical and experimental study through laser thermography for defect detection on metal additive manufactured parts

N. Montinaro, D. Cerniglia, G. Pitarresi

Additive manufacturing has been recently employed in industrial sectors with the fundamental requirement for zero defect parts. Technological developments in additive manufacturing notwithstanding, there continues to be a scarcity of…

10.3221/IGF-ESIS.43.18Copy the DOI link

Details: A numerical and experimental study through laser thermography for defect detection on metal additive manufactured parts PDF

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Miscellanea Views: 1,253 Downloads: 466 Vol. 8, No. 30 (2014) September 8, 2014 pp. pages 48-54

Use of FBG sensors for monitoring cracks of the equestrian statue of Bartolomeo Colleoni in Venice

F. Felli, A. Brotzu, D. Pilone, C. Vendittozzi

The Bartolomeo Colleoni monument suffered for years damage from the local climate. The process of restoring the Colleoni equestrian statue, started in 2003, allowed to understand how the bronze statue was originally cast and manufactured…

10.3221/IGF-ESIS.30.07Copy the DOI link

Details: Use of FBG sensors for monitoring cracks of the equestrian statue of Bartolomeo Colleoni in Venice PDF

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SI: IGF26 - 26th International Conference on Fracture and Structural Integrity Views: 799 Downloads: 1,101 Vol. 16, No. 59 (2022) December 22, 2021 pp. 105-114

On the assessment of non-metallic inclusions by part 13 of API 579 -1/ASME FFS-1 2016

Jorge Luis González-Velázquez, Ehsan Entezari, Jerzy A. Szpunar

Improvement of nondestructive inspection techniques has allowed more frequent detection of closely spaced zones of non-metallic inclusions in pressure vessels made of low carbon steel. In the present study, closely spaced inclusions in an…

10.3221/IGF-ESIS.59.08Copy the DOI link

Details: On the assessment of non-metallic inclusions by part 13 of API 579 -1/ASME FFS-1 2016 PDF Visual Abstract

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Miscellanea Views: 758 Downloads: 542 Vol. 9, No. 34 (2015) September 29, 2015

2D size, position and shape definition of defects by B-scan image analysis

Michele Scafidi, Donatella Cerniglia, Tommaso Ingrassia

The non-destructive evaluation of defects by automatic procedures is of great importance for structural components. Thanks to the developments of the non-contact ultrasonic techniques, the automation of the inspections is gaining a…

10.3221/IGF-ESIS.34.68Copy the DOI link

Details: 2D size, position and shape definition of defects by B-scan image analysis PDF

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Fracture Views: 869 Downloads: 554 Vol. 17, No. 65 (2023) June 22, 2023 pp. 47-58

Experimental and numerical inspection of cracks in ferrule cracking of BK1 cement crusher

Sofiane Chorfi, Fedaoui Kamel, Necib Brahim

This article defines the main actions planned in the procedure of non-destructive testing and analysis of defects in the BK1 industrial mill of the cement plant of the GICA group. One of the subjects attracting the attention of researchers…

10.3221/IGF-ESIS.65.04Copy the DOI link

Details: Experimental and numerical inspection of cracks in ferrule cracking of BK1 cement crusher PDF Visual Abstract

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Miscellanea Views: 1,337 Downloads: 601 Vol. 11, No. 39 (2017) December 15, 2016 pp. Pages 143-159

Probabilistic prediction of fatigue damage based on linear fracture mechanics

M. Krejsa, L. Koubova, J. Flodr, J. Protivinsky, Q. T. Nguyen

Paper describes in detail and gives example of the probabilistic assessment of a steel structural element subject to fatigue load, particular attention being paid to cracks from the edge and those from surface. Fatigue crack damage depends…

10.3221/IGF-ESIS.39.15Copy the DOI link

Details: Probabilistic prediction of fatigue damage based on linear fracture mechanics PDF

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Miscellanea Views: 1,160 Downloads: 588 Vol. 7, No. 26 (2013) September 25, 2013 pp. Pages 12-21

Graphite nodules features identifications and damaging micromechanims in ductile irons

Alberto De Santis, Daniela Iacoviello, Vittorio Di Cocco, Francesco Iacoviello

Ductile irons mechanical properties are strongly influenced by the metal matrix microstructure and on the graphite elements morphology. Depending on the chemical composition, the manufacturing process and the heat treatments, these…

10.3221/IGF-ESIS.26.02Copy the DOI link

Details: Graphite nodules features identifications and damaging micromechanims in ductile irons PDF Video Fig. 1 Video Fig. 2

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Miscellanea Views: 1,599 Downloads: 1,110 Vol. 10, No. 37 (2016) June 13, 2016 pp. 287-296

Quality Control system for a hot-rolled metal surface

I. Mazur, T. Koinov

The modern ideas about of quality of products are based on the principle of the absolute satisfaction of requirements of recommendations of the buyer. A presence of surface defects of steel-smelting and rolling origin is peculiar to the…

10.3221/IGF-ESIS.37.38Copy the DOI link

Details: Quality Control system for a hot-rolled metal surface PDF

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Miscellanea Views: 1,474 Downloads: 851 Vol. 7, No. 24 (2013) March 20, 2013 pp. Pages 13-25

Fatigue crack propagation in turbine disks of EI698 superalloy

A.A. Shanyavskiy

In-service fatigue cracking of turbine disks of EI698 superalloy is discussed based on crack growth analyses. In the bolt joint for disks to shaft connecting there is high level of stress-state, which directed to earlier in-disks fatigue…

10.3221/IGF-ESIS.24.03Copy the DOI link

Details: Fatigue crack propagation in turbine disks of EI698 superalloy PDF

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Miscellanea Views: 1,855 Downloads: 773 Vol. 10, No. 35 (2016) December 29, 2015 pp. pages 125-131

Welding sequence effects on residual stress distribution in offshore wind monopile structures

Ali Mehmanparast, Oyewole Adedipe, Feargal Brennan, Amir Chahardehi

Residual stresses are often inevitably introduced into the material during the fabrication processes, such as welding, and are known to have significant effects on the subsequent fatigue crack growth behavior of welded structures. In this…

10.3221/IGF-ESIS.35.15Copy the DOI link

Details: Welding sequence effects on residual stress distribution in offshore wind monopile structures PDF

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Failure Analysis and Forensic Engineering Views: 563 Downloads: 289 Vol. 20, No. 76 (2026) January 6, 2026 pp. 49-66

Hybrid feedforward neural network for pressure vessel internal corrosion prediction: integrating chemical models with inspection data for structural integrity assessment

Mina Pascal

This study presents a hybrid framework integrating a physics-based corrosion model with a feedforward neural network (FNN) to predict corrosion rates and estimate the remaining useful life (RUL) of industrial pressure vessels for…

10.3221/IGF-ESIS.76.04Copy the DOI link

Details: Hybrid feedforward neural network for pressure vessel internal corrosion prediction: integrating chemical models with inspection data for structural integrity assessment Graphical Abstract PDF HTML

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Miscellanea Views: 1,309 Downloads: 586 Vol. 9, No. 33 (2015) June 19, 2015 pp. pages 42-55

Measurement and simulation of strain fields around crack tips under mixed-mode fatigue loading

Y. Hos, M. Vormwald, J.L.F. Freire

For various configurations examined in a series of fatigue experiments on thin-walled tubes under tension and torsion, the experimental results – crack path, crack growth life, near crack tip deformations, and crack closure – are measured…

10.3221/IGF-ESIS.33.06Copy the DOI link

Details: Measurement and simulation of strain fields around crack tips under mixed-mode fatigue loading PDF Audioslides Video Fig. 24

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Structural Integrity and Durability of Structures Views: 1,205 Downloads: 760 Vol. 17, No. 65 (2023) June 22, 2023 pp. 289-299

Automatic detection of concrete cracks from images using Adam-SqueezeNet deep learning model

Lin Wang

Cracks on concrete surface are typically clear warning signs of a potential threat to the integrity and serviceability of structure. The techniques based on image processing can effectively detect the cracks from images. These techniques…

10.3221/IGF-ESIS.65.19Copy the DOI link

Details: Automatic detection of concrete cracks from images using Adam-SqueezeNet deep learning model PDF Visual Abstract

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Miscellanea Views: 766 Downloads: 515 Vol. 13, No. 49 (2019) June 23, 2019 pp. 643-654

Behavior and damage of a pipe in the presence of a corrosion defect depth of 10% of its thickness and highlighting the weaknesses of the ASME / B31G method

Habib Berrekia, D. Benzerga, A. Haddi

The company DRC (pipe repair Department) located within the SONATRACH Company of oil and gas in Algeria, which is responsible for the repair of pipelines for the transport of gas or crude petroleum, will rehabilitate old pipes that have…

10.3221/IGF-ESIS.49.58Copy the DOI link

Details: Behavior and damage of a pipe in the presence of a corrosion defect depth of 10% of its thickness and highlighting the weaknesses of the ASME / B31G method PDF Visual Abstract

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SI: Fracture Mechanics versus Environment Views: 750 Downloads: 768 Vol. 13, No. 49 (2019) June 9, 2019 pp. 341-349

Effect of shape factor on structural reliability analysis of a surface cracked pipeline-parametric study

Abdelkader Guillal, Noureddine Abdelbaki, Pr, Mohamed el Amine Bensghier, dr, Bogdan Kopei, Dr, Mourad Bettayeb, Dr

The variation of crack shape factor (a/c) during propagation has an important role on calculation of the stress intensity factor (SIF), where imprecise estimation of this latter can lead us to an inaccurate prediction of failure…

10.3221/IGF-ESIS.49.34Copy the DOI link

Details: Effect of shape factor on structural reliability analysis of a surface cracked pipeline-parametric study PDF Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 1,315 Downloads: 900 Vol. 17, No. 63 (2023) December 21, 2022 pp. 110-121

A method and apparatus for inspecting large flat composite parts by using the Infrared LST technique

Vladimir Vavilov, Arsenii Chulkov, Denis Nesteruk, Douglas Burleigh, Alexey Moskovchenko

The principle of Line Scan Thermography (LST) was used to develop a self-propelled infrared thermographic nondestructive testing device for the inspection of large, relatively flat composite aerospace parts, such as aircraft wings. The…

10.3221/IGF-ESIS.63.11Copy the DOI link

Details: A method and apparatus for inspecting large flat composite parts by using the Infrared LST technique PDF Visual Abstract

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Miscellanea Views: 716 Downloads: 394 Vol. 13, No. 48 (2019) March 22, 2019 pp. 757-767

Fatigue reliability assessment of small sample excavator working devices based on Bootstrap method

Yuhong Shao, Pengmin Lu, Binhua Wang, Qingyi Xiang

To evaluate the fatigue reliability of the excavator working device, the fatigue tests of 2 sets of moving arm and bucket rod of medium-sized excavators with self-weight of 26000 kg were carried out. The virtual augmented sample method…

10.3221/IGF-ESIS.48.69Copy the DOI link

Details: Fatigue reliability assessment of small sample excavator working devices based on Bootstrap method PDF Visual Abstract

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Miscellanea Views: 913 Downloads: 553 Vol. 13, No. 48 (2019) March 6, 2019 pp. 530-544

Fatigue strength evaluation and fracture behavior of joined dual phase steel/AA6061-T6 aluminum alloy

Ruben Perez Mora, Celso Eduardo Cruz Gonzalez, Saul Daniel Santillan Gutierrez, Jose Jaime Taha Tijerina, Benjamin Vargas Arista, Arturo Barba Pingarron

The fatigue strength evaluation and fracture behavior for a dual phase steel-AA6061-T6 bonded joints with three different adhesives (DC-80, Betamate 120 and MP55420) are presented in this paper. Single lap shear tests were used to…

10.3221/IGF-ESIS.48.51Copy the DOI link

Details: Fatigue strength evaluation and fracture behavior of joined dual phase steel/AA6061-T6 aluminum alloy PDF Visual Abstract

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SI: Crack Paths Views: 468 Downloads: 287 Vol. 13, No. 48 (2019) March 4, 2019 pp. 473-480

Fatigue crack growth simulation of two non-coplanar embedded cracks using s-version finite element method

Akiyuki Takahashi, Ayaka Suzuki, Masanori Kikuchi

In this paper, the fatigue crack growth simulation of two non-coplanar embedded cracks using the s-version finite element method is presented, and the validity and reliability of the alignment rule for two non-coplanar cracks are…

10.3221/IGF-ESIS.48.45Copy the DOI link

Details: Fatigue crack growth simulation of two non-coplanar embedded cracks using s-version finite element method PDF Visual Abstract

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Structural Integrity and Durability of Structures Views: 915 Downloads: 667 Vol. 15, No. 58 (2021) September 25, 2021 pp. 33-47

Wavelet-based multiresolution analysis coupled with deep learning to efficiently monitor cracks in concrete

Ahcene Arbaoui, Abdeldjalil Ouahabi, Sebastien Jacques, Madina Hamiane

This paper proposes an efficient methodology to monitor the formation of cracks in concrete after non-destructive ultrasonic testing of a structure. The objective is to be able to automatically detect the initiation of cracks early enough…

10.3221/IGF-ESIS.58.03Copy the DOI link

Details: Wavelet-based multiresolution analysis coupled with deep learning to efficiently monitor cracks in concrete PDF Visual Abstract

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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

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SI: Research activities of the Greek Society of Experimental Mechanics of Materi Views: 746 Downloads: 587 Vol. 13, No. 50 (2019) September 2, 2019 pp. 471-480

Imaging performance of a CaWO4/CMOS sensor

Niki Martini, Vaia Koukou, George Fountos, Ioannis Valais, Ioannis Kandarakis, Christos Michail, Athanasios Bakas, Eleftherios Lavdas, Konstantinos Ninos, Georgia Oikonomou, Lida Gogou, George Panayiotakis

The aim of this study was to investigate the modulation transfer function (MTF) and the effective gain transfer function (eGTF) of a non-destruc­­tive testing (NDT)/industrial inspection complementary metal oxide semi­conductor (CMOS)…

10.3221/IGF-ESIS.50.39Copy the DOI link

Details: Imaging performance of a CaWO4/CMOS sensor PDF Visual Abstract

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SI: Design of Civil Environmental Engineering Views: 1,274 Downloads: 611 Vol. 12, No. 46 (2018) September 26, 2018 pp. 216-225

Assessment of RC Bridges integrity by means of low-cost investigations

Flavio Stochino, Maria Luisa Fadda, Fausto Mistretta

Infrastructure aging is an important problem nowadays, in particular for countries like Italy in which the main motorways were built 50 years ago. Huge budgets are necessary to keep infrastructure and bridges in service. In addition, the…

10.3221/IGF-ESIS.46.20Copy the DOI link

Details: Assessment of RC Bridges integrity by means of low-cost investigations PDF Visual Abstract

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