Corrosion pit-induced stress concentration in spherical pressure vessel

M Cerit - Thin-walled structures, 2019 - Elsevier
This paper aims to investigate the effect of pitting corrosion on stress concentration factor
(SCF) for a spherical pressure vessel subjected to internal pressure. Stress concentration at …

Safety assessment of buried natural gas pipelines with corrosion defects under the ground settlement

T Zheng, Z Liang, L Zhang, S Tang, Z Cui - Engineering Failure Analysis, 2021 - Elsevier
Local corrosion defects of the pipeline and the ground settlement in the geotechnical
engineering problem area pose a huge threat to the integrity and safety of the buried steel …

Probabilistic-based burst failure mechanism analysis and risk assessment of pipelines with random non-uniform corrosion defects, considering the interacting effects

F Jiang, S Dong - Reliability Engineering & System Safety, 2024 - Elsevier
Corrosion defects were primary causes for pipeline burst failures. Traditional methodologies
simplified the realistic irregular-shaped defects as uniform ones, ignoring the effects of …

A study on burst failure mechanism analysis and quantitative risk assessment of corroded pipelines with random pitting clusters

F Jiang, S Dong, E Zhao - Ocean Engineering, 2023 - Elsevier
Corrosion defect is the primary inducement for pipeline burst failures. Natural-occurred
defects appear in the form of pitting clusters, exhibiting randomness and irregularity in local …

Experimental and numerical analysis of mechanical behaviors of long-term atmospheric corroded Q235 steel

Q Guo, Y Zhao, Y Xing, J Jiao, B Fu, Y Wang - Structures, 2022 - Elsevier
In the present study, microscopic and tensile tests are carried out on specimens corroded in
the atmosphere for 33 years to quantitatively analyze the degradation of corroded Q235 …

Numerical simulation of corroded circular hollow section steel columns: A corrosion evolution approach

Y Zhao, X Zhou, F Xu, TM Chan - Thin-Walled Structures, 2024 - Elsevier
This study introduces a numerical simulation method for corroded circular hollow section
steel columns, utilising a newly developed corrosion evolution model. This model was …

Failure analysis of a steel pressure vessel with a composite wrap repair proposal

G Vukelic, G Vizentin, R Bakhtiari - … Journal of Pressure Vessels and Piping, 2021 - Elsevier
Two steel pressure vessels, part of an air compressor unit, failed during hydrostatic test at a
pressure lower than proof pressure. Pressure drop and fluid leakage was noted during the …

Residual ultimate strength investigation of offshore pipeline with pitting corrosion

L Feng, D Huang, X Chen, H Shi, S Wang - Applied Ocean Research, 2021 - Elsevier
Pitting corrosion is frequently existed in offshore pipelines adversely influencing the ultimate
strength. This paper dealt with the residual ultimate strength of the pipelines with uniform …

[HTML][HTML] Mechanical behavior of X60 pipelines containing pitting corrosion defects based on finite element method

S Capula-Colindres, G Terán, JC Velázquez… - Forces in …, 2024 - Elsevier
Pitting corrosion defect is a common defect in pipelines employed in the oil and gas industry.
This paper explores the mechanical behavior and failure pressure (P f) of the pipelines, and …

Prediction of tensile strength degradation of corroded steel based on in-situ pitting evolution

Y Zhao, Q Guo, Z Zhao, X Wu, Y Xing - Steel and Composite Structures …, 2023 - dbpia.co.kr
Steel is becoming increasingly popular due to its high strength, excellent ductility, great
assembly performance, and recyclability. In reality, steel structures serving for a long time in …