A fractographic study exploring the fracture surface topography of S355J2 steel after pseudo-random bending-torsion fatigue tests

W Macek, Z Marciniak, R Branco, D Rozumek… - Measurement, 2021 - Elsevier
This paper presents the influence of multiaxial loading and fatigue behavior on a fracture
surface in the context of its topography. For analysis were taken fracture surfaces obtained in …

Fatigue crack growth rate of AISI 4140 low alloy steel treated via shot peening and plasma nitriding

M Ozturk, F Husem, I Karademir, E Maleki, A Amanov… - Vacuum, 2023 - Elsevier
In this study, the effects of conventional shot peening (CSP), severe shot peening (SSP), and
plasma nitriding (PN) on the fatigue crack growth (FCGR) of AISI 4140 low alloy steel were …

Fatigue fracture morphology of AISI H13 steel obtained by additive manufacturing

W Macek, RF Martins, R Branco, Z Marciniak… - International Journal of …, 2022 - Springer
The paper focuses on researching the effect of fatigue loading on metallic structure, lifetime,
and fracture surface topographies in AISI H13 steel specimens obtained by selective laser …

[HTML][HTML] Multiaxial fatigue behaviour of maraging steel produced by selective laser melting

R Branco, JD Costa, JAM Ferreira, C Capela… - Materials & Design, 2021 - Elsevier
This paper studies the multiaxial fatigue behaviour of maraging steel samples produced by
selective laser melting. Hollow cylindrical specimens with transverse circular holes are …

Fractographical quantitative analysis of EN-AW 2024 aluminum alloy after creep pre-strain and LCF loading

W Macek, A Tomczyk, R Branco, M Dobrzyński… - Engineering Fracture …, 2023 - Elsevier
This paper explores the applicability of a new damage parameter combining both fracture
surface topography and loading features to estimate the fatigue lifetime under creep pre …

Effect of multiaxial bending-torsion loading on fracture surface parameters in high-strength steels processed by conventional and additive manufacturing

W Macek, R Branco, J Trembacz, JD Costa… - Engineering Failure …, 2020 - Elsevier
This paper studies the effect of multiaxial loading scenario on surface topography in notched
samples made of high-strength steels processed by both conventional and additive …

Fracture surface formation of notched 2017A-T4 aluminium alloy under bending fatigue

W Macek - International Journal of Fracture, 2022 - Springer
The effect of cyclic loading on facture surface topology in notched components made by
aluminium alloys is not completely clear. Fractography and fracture mechanics can help to …

Profile and areal surface parameters for fatigue fracture characterisation

W Macek, R Branco, M Szala, Z Marciniak, R Ulewicz… - Materials, 2020 - mdpi.com
Post-mortem characterisation is a pivotal tool to trace back to the origin of structural failures
in modern engineering analyses. This work compared both the crack propagation and …

[HTML][HTML] Strain sequence effect on fatigue life and fracture surface topography of 7075-T651 aluminium alloy

W Macek, R Branco, JD Costa, C Pereira - Mechanics of Materials, 2021 - Elsevier
The paper studies the effect of strain-loading sequence on fatigue lifetime and fracture
surface topographies in 7075-T651 aluminum alloy specimens. Fatigue tests were …

Correlation between fractal dimension and areal surface parameters for fracture analysis after bending-torsion fatigue

W Macek - Metals, 2021 - mdpi.com
This paper investigates the fracture surface topography of two steel and aluminum alloys
subject to bending-torsion fatigue loadings, as well as their susceptibility to fatigue …