Recent developments in fatigue assessment of ships and offshore structures

Y Dong, Y Garbatov, CG Soares - Journal of Marine Science and …, 2022 - Springer
A review is provided of various approaches that have been adopted recently to assess the
fatigue of ships and offshore structures. The relevant fatigue loading is reviewed first …

Ductile fracture of X80 pipeline steel over a wide range of stress triaxialities and Lode angles

Z Peng, H Zhao, X Li, L Yuan, T Zhu - Engineering Fracture Mechanics, 2023 - Elsevier
This study pays attention to the ductile fracture of X80 pipeline steel using both experimental
and numerical approaches. First, nineteen experimental cases are tested, consisting of the …

Fatigue behavior of uncorroded butt welded joints made of bridge weathering steel

H Su, J Wang, J Du - Structures, 2020 - Elsevier
Bridge weathering steel produced in China has been employed in bridges worldwide,
among them Q345qNH is the most commonly used steel grade. Fatigue behavior of …

Stress distribution and fatigue crack propagation analyses in welded joints

Y Dong, C Guedes Soares - Fatigue & fracture of engineering …, 2019 - Wiley Online Library
An approach is presented, based on the weight function method to calculate the stress
intensity factors of semielliptical surface cracks originating from the notch root of welded …

Fatigue behavior of uncorroded non-load-carrying bridge weathering steel Q345qDNH fillet welded joints

H Su, J Wang, J Du - Journal of Constructional Steel Research, 2020 - Elsevier
Bridge weathering steel produced in China is being increasingly employed in bridges
worldwide, Q345qNH is among the most commonly used steel grades. Fatigue behavior of …

The study on fracture response of cracked pipeline considering the Lüders effect

W Ren, J Shuai, S Tu, Y Shuai, Y Li, Z Lv - Ocean Engineering, 2024 - Elsevier
Since pipeline steel typically exhibits yield discontinuities, some pipelines may experience
high local strains during service that exceed the strain limits required by existing fracture …

Fatigue assessment of cracked pipes with weld misalignment by using stress intensity factors

HS Zhao, ST Lie, Y Zhang - International Journal of Fatigue, 2018 - Elsevier
In this study, fatigue assessment of cracked pipes with weld misalignment is carried out by
using fracture mechanics approach. Two types of weld misalignment, viz., centreline offset …

Ductile Fracture Prediction of X80 Pipeline Steel Using Void Growth Model

C Feng, Z Peng, X Li, S Bao, X Jiang - Metals, 2022 - mdpi.com
In this study, the Void Growth Model (VGM) is employed to predict the ductile fracture of X80
pipeline steel. The X80 pipeline tends to be applied in challenging scenarios, such as …

Determination of dimensionless stress intensity factor of plate-to-plate butt welds between axially aligned members of different thickness

HS Zhao, ST Lie - Engineering Fracture Mechanics, 2017 - Elsevier
Abstract British Standard 7910: 2013 (BS 7910: 2013) includes a set of equations for
estimating the effect of misalignment on different types of welded joints with a semi-elliptical …

Fracture analysis of load-carrying cruciform welded joint with a surface crack at weld toe

H Zhao, X Li, ST Lie - Engineering Fracture Mechanics, 2021 - Elsevier
The load-carrying cruciform welded joint usually fails in the weld root or the weld toe.
Determining the failure location in terms of the stress intensity factor (SIF) of the crack at the …