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 …

Comparison of different one-parameter damage laws and local stress-strain approaches in multiaxial fatigue life assessment of notched components

R Branco, JD Costa, LP Borrego, F Berto… - International Journal of …, 2021 - Elsevier
This paper aims to compare the predictive capabilities of different one-parameter damage
laws and local stress-strain approaches to assess the fatigue lifetime in notched …

The correlation of fractal dimension to fracture surface slope for fatigue crack initiation analysis under bending-torsion loading in high-strength steels

W Macek, R Branco, P Podulka, RM Nejad, JD Costa… - Measurement, 2023 - Elsevier
In this study, the fractal dimension of fatigue fracture surfaces is investigated in order to find
an alternative failure loading indicator. Some of many metrological factors are generalized …

[HTML][HTML] On the use of the cumulative strain energy density for fatigue life assessment in advanced high-strength steels

R Branco, RF Martins, J Correia, Z Marciniak… - International Journal of …, 2022 - Elsevier
In this paper, the applicability of the cumulative strain energy density is explored as a fatigue
indicator parameter for advanced high-strength steels subjected to strain-controlled …

[HTML][HTML] Notch fatigue analysis and life assessment using an energy field intensity approach in 7050-T6 aluminium alloy under bending-torsion loading

R Branco, JD Costa, LP Borrego, W Macek… - International Journal of …, 2022 - Elsevier
This paper studies the fatigue crack initiation and fatigue crack propagation of notched
cylindrical bars made of 7050-T6 aluminium alloy subjected to multiaxial bending-torsion …

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] The influence of heat treatment on the behavior of fatigue crack growth in welded joints made of S355 under bending loading

D Rozumek, J Lewandowski, G Lesiuk… - International Journal of …, 2020 - Elsevier
The work concerns on the results of the tests of the growth of the fatigue crack experiment.
All specimens were subjected to bending at constant load using S355 steel. Rectangular …

An improved methodology based on continuum damage mechanics and stress triaxiality to capture the constraint effect during fatigue crack propagation

VB Pandey, SS Samant, IV Singh, BK Mishra - International Journal of …, 2020 - Elsevier
An improved continuum damage mechanics (CDM) and extended finite element method
(XFEM) methodology is proposed to consider the effect of crack tip constraints on the fatigue …

Fatigue crack initiation behaviour of notched 34CrNiMo6 steel bars under proportional bending-torsion loading

R Branco, JD Costa, F Berto, A Kotousov… - International Journal of …, 2020 - Elsevier
Fatigue crack initiation behaviour of notched 34CrNiMo6 high-strength steel bars with
transverse blind holes and lateral U-shaped notches subjected to proportional bending …

Fatigue-induced evolution of AISI 310S steel microstructure after electron beam treatment

S Konovalov, Y Ivanov, V Gromov, I Panchenko - Materials, 2020 - mdpi.com
Research was carried out to explore the effect of pulsed electron beam irradiation on the
behavior of structure and phase state in AISI 310S steel exposed to high-cycle fatigue. A 2.2 …