A review of fatigue damage assessment in offshore wind turbine support structure

D Haselibozchaloee, J Correia, P Mendes… - International Journal of …, 2022 - Elsevier
According to the climate crisis, offshore wind turbines can play an important role to improve
the green energy sector. Due to the rough and stochastic metocean environment, the fatigue …

[HTML][HTML] Fatigue performance of notched and hot-dip galvanized laser and mechanically cut S960 steel components considering local defects with the theory of critical …

K Lipiäinen, A Ahola, A Kaijalainen, T Björk - International Journal of …, 2022 - Elsevier
Experimental fatigue tests were performed for a S960 steel grade, including hot-dip
galvanized (HDG) round base material specimens, and laser cut, and machined notched …

Understanding the fatigue notch sensitivity of high-strength steels through fracture toughness

S Parareda, D Frómeta, D Casellas, H Sieurin, A Mateo - Metals, 2023 - mdpi.com
This study presents an innovative approach for selecting high-strength materials for fatigue
dimensioning parts, considering both fracture toughness and fatigue performance. Warm …

Elevated temperature tensile behavior of S900 HSLA steel and its welded joints

M Narimani, E Hajjari, M Eskandari… - Journal of Constructional …, 2023 - Elsevier
Owing to the application of high-strength low-alloy (HSLA) steels and their welded joints in
the steel structure of buildings, develo** reliable predictive equations for their mechanical …

[HTML][HTML] Fatigue strength assessment of cut edges considering material strength and cutting quality

K Lipiäinen, A Kaijalainen, A Ahola, T Björk - International Journal of …, 2021 - Elsevier
In the present study, statistical analysis for previously reported cut edge fatigue test results is
performed. Experimental fatigue tests are conducted for machined, plasma, and fiber laser …

Fatigue performance of ultra-high-strength steel laser cut notches under variable amplitude loading

K Lipiäinen, A Ahola, T Björk - Welding in the World, 2023 - Springer
Experimental fatigue tests with variable amplitude (VA) load were conducted for notched
uncoated and hot-dip galvanized (HDG) notched laser cut components made of S960 ultra …

Concept of an innovative technological line for the processing of linear profiles

T Gustowski, W Kurek, R Grzejda - Production Engineering Archives, 2023 - sciendo.com
The paper presents the concept of an innovative technological line intended for the
processing of long linear profiles used in engineering steel and aluminium structures, which …

[HTML][HTML] Fatigue strength of hot-dip galvanized S960 cut edges and longitudinal welds

K Lipiäinen, A Ahola, E Virolainen, A Hirvi… - Journal of Constructional …, 2022 - Elsevier
Experimental fatigue test series were conducted for component sized hot-dip galvanized
(HDG) S960 cut edges and longitudinal welds. Scanning electron microscopy (SEM) was …

[HTML][HTML] Evaluation of geometrical notch and quality effects in the fatigue strength assessment of ultra-high-strength steel cut edges

K Lipiäinen, S Afkhami, A Ahola, T Björk - Structures, 2022 - Elsevier
Experimental fatigue tests were performed for the S960 and S1100 steel grades laser cut
notched geometries in this study. Fatigue test results were analyzed with the conventional …

[HTML][HTML] Fatigue strength of longitudinal load-carrying welds in beams made of ultra-high-strength steel

T Skriko, K Lipiäinen, A Ahola, H Mettänen… - Journal of Constructional …, 2021 - Elsevier
The present study experimentally investigates the fatigue strength of longitudinally loaded
welded joints in beam structures made of ultra-high-strength steel. Hereby, the effects of …