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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.75.19

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SI: Modeling in Structural Integrity Views: 818 Downloads: 357 Vol. 19, No. 71 (2025) November 12, 2024 pp. 211-222

Critical length parameter of HDPE and its use in fatigue lifetime predictions

Kamila Kozáková, Lukáš Trávníček, Jan Poduška, Jan Klusák

The contribution describes the fatigue lifetime predictions of polyethylene notched specimens based on the theory of critical distance. The approach uses the line method, which averages the axial stress over the critical distance. The…

10.3221/IGF-ESIS.71.15

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Fatigue and Fracture of metallic alloys Views: 1,001 Downloads: 647 Vol. 18, No. 68 (2024) February 15, 2024 pp. 175-185

Ultrasonic fatigue testing of AISI 304 and 316 stainless steels under environmental and immersion conditions

Luis M. Torres Duarte, Gonzalo Mariano Domínguez Almaraz, Hipólito M. Venegas Montaño

Ultrasonic fatigue tests were carried out on stainless steel AISI 316 and 304, under two modalities: at room temperature and in immersion (water for 316 and antifreeze for 304 steels); all tests were carried out with a loading ratio R=-1.…

10.3221/IGF-ESIS.68.11

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SI: Crack Paths Views: 999 Downloads: 601 Vol. 13, No. 48 (2019) March 7, 2019 pp. 545-553

Evaluation of Fatigue Properties under Four-point Bending and Fatigue Crack Propagation in Austenitic Stainless Steel with a Bimodal Harmonic Structure

Shoichi Kikuchi, Yuta Nakatsuka, Yoshikazu Nakai, Masashi Nakatani, Mie Ota Kawabata, Kei Ameyama

Austenitic stainless steel (JIS-SUS304L) with a bimodal harmonic structure, which is defined as a coarse-grained structure surrounded by a network of fine grains, was fabricated using powder metallurgy to improve both the strength and…

10.3221/IGF-ESIS.48.52

Details: Evaluation of Fatigue Properties under Four-point Bending and Fatigue Crack Propagation in Austenitic Stainless Steel with a Bimodal Harmonic Structure PDF Visual Abstract

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SI: Fracture Fatigue and Wear Views: 1,023 Downloads: 707 Vol. 17, No. 66 (2023) September 27, 2023 pp. 127-139

Notch Sensitivity Study in U-notched Polymers Built by Additive Manufacturing (AM)

Jorge Guillermo Diaz Rodriguez, Alberto David Pertuz Comas

Onyx ® is a new material composed of Polyamide 6 reinforced with short carbon fiber, used in the novel additive manufacturing composites technique. This paper aims to present the axial fatigue performance of this material with and without…

10.3221/IGF-ESIS.66.07

Details: Notch Sensitivity Study in U-notched Polymers Built by Additive Manufacturing (AM) PDF Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 64 Downloads: 22 Vol. 20, No. 77 (2026) May 21, 2026 pp. 281-297

Effect of ultrasonic welding conditions and energy director thickness on structure and properties of lap-joints of PEEK-based composites reinforced with short carbon fibers

Sergey Panin, Vladislav Alexenko, Alexey Zelenkov, Dmitry Buslovich, Lyudmila Kornienko, Shaowei Lu

The aim of this study was to investigate the effect of thickness of energy director (EDs) and ultrasonic welding (USW) process parameters on structure formation and interlaminar shear strength (LSS) values of lap-joints of composite…

10.3221/IGF-ESIS.77.17

Details: Effect of ultrasonic welding conditions and energy director thickness on structure and properties of lap-joints of PEEK-based composites reinforced with short carbon fibers PDF HTML Visual Abstract

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SI: Characterisation of Crack Tip Fields Views: 587 Downloads: 427 Vol. 13, No. 49 (2019) May 28, 2019 pp. 1-11

Further investigation on microstructure refinement of internal crack initiation region in VHCF regime of high-strength steels

Yukun Chang, Liang Zheng, Xiangnan Pan, Youshi Hong

The profile samples prepared by focused ion beam (FIB) in crack initiation region (CIR) and fish-eye (FiE) region of failed specimens subjected to rotary bending (RB) and ultrasonic axial (UL) fatigue testing with various stress ratios (R)…

10.3221/IGF-ESIS.49.01

Details: Further investigation on microstructure refinement of internal crack initiation region in VHCF regime of high-strength steels PDF Visual Abstract

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Miscellanea Views: 979 Downloads: 1,440 Vol. 13, No. 49 (2019) June 24, 2019 pp. 763-774

A Determination of fracture toughness in plain concrete specimens by R curve

Hamza Chbani, Bouchra Saadouki, Mostapha Boudlal, Mohamed Barakat

Since the last two centuries, concrete has become the number one building material in the world. Therefore, we are interested in studying the mechanical behavior at failure of this material and calculate its toughness. In this paper, we…

10.3221/IGF-ESIS.49.68

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Miscellanea Views: 556 Downloads: 445 Vol. 13, No. 47 (2019) December 1, 2018 pp. 39-53

Novel weight functions and stress intensity factors for quarterelliptical cracks in lug attachments

S. Akbari, S. M. Nabavi, H. Moayeri

In this paper, a general weight function was developed to calculate the stress intensity factors (SIFs) for quarter-elliptical cracks in a wide range of lug attachment family. For this purpose, a series of finite element analyses were…

10.3221/IGF-ESIS.47.04

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SI: Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 581 Downloads: 469 Vol. 14, No. 51 (2020) October 25, 2019 pp. 45-51

Experimental investigation of fatigue crack initiation from notch for 2024 T351 Al-alloy

Mustapha Benachour, Nadjia Benachour, Mohamed Benguediab

In this investigation, fatigue criterion was established to predict crack-initiation at the tip of a notch in aged hardening aluminum alloy. This criterion was used to predict the residual lifetime in aeronautical structures using concept…

10.3221/IGF-ESIS.51.04

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

Critical length parameter of HDPE and its use in fatigue lifetime predictions

Ultrasonic fatigue testing of AISI 304 and 316 stainless steels under environmental and immersion conditions

Evaluation of Fatigue Properties under Four-point Bending and Fatigue Crack Propagation in Austenitic Stainless Steel with a Bimodal Harmonic Structure

Notch Sensitivity Study in U-notched Polymers Built by Additive Manufacturing (AM)

Effect of ultrasonic welding conditions and energy director thickness on structure and properties of lap-joints of PEEK-based composites reinforced with short carbon fibers

Further investigation on microstructure refinement of internal crack initiation region in VHCF regime of high-strength steels

A Determination of fracture toughness in plain concrete specimens by R curve

Novel weight functions and stress intensity factors for quarterelliptical cracks in lug attachments

Experimental investigation of fatigue crack initiation from notch for 2024 T351 Al-alloy