Fracture response of mitred X70 pipeline with crack defect in butt weld: Experimental and numerical investigation

J Jiang, H Zhang, D Zhang, B Ji, K Wu, P Chen… - Thin-Walled …, 2022 - Elsevier
Crack defects in mitred bends seriously affect the structural safety of steel pipelines.
Therefore, particular attention should be paid to fracture failure of mitred bends due to stress …

A short review of ratcheting effect in pressurized piping

K Han, ZF Chen, W Wang, L Shi, KQ Lu - International Journal of Pressure …, 2023 - Elsevier
Ratcheting effect refers to the cyclic accumulation of plastic strain under alternating load, is
one of the reasons leading to the failure of mechanical structures. The concept of structural …

Determination of plastic, shakedown and elastic limit loads of 90 pressurized pipe bends with shape imperfections

S Balakrishnan, AR Veerappan… - International Journal of …, 2019 - Elsevier
This study determines the plastic, shakedown and elastic limit loads and the corresponding
regimes of 90° pressurized pipe bends with shape imperfections subjected to cyclic in-plane …

A comparative study of shape imperfection and internal pressure effects on plastic, shakedown and elastic limit loads using large and small strain formulation of 90 …

S Balakrishnan, AR Veerappan… - International Journal of …, 2021 - Elsevier
The present work quantifies the effect of ovality and wall thinning on plastic, shakedown and
elastic limit load of pipe bends under cyclic in-plane closing bending load and internal …

Effect of wall thinning on the shakedown interaction diagrams of 90-degree back-to-Back bends subjected to simultaneous steady internal pressures and cyclic in …

HF Abdalla - Thin-Walled Structures, 2019 - Elsevier
This research studies the effect of wall thinning on generated shakedown (SD) interaction
diagrams of pressurized low-carbon steel 90-degree (90-Deg) back-to-back (B2B) bends …

Experimental analysis of cold-formed steel C-sections with the notch subjected to axial compression

MSHM Sani, F Muftah, CS Tan - KSCE Journal of Civil Engineering, 2020 - Springer
Studies on the use of cold-formed steel (CFS) C-section, which is a civil engineering
material, in building and civil engineering work are still on-going. The advantages of the …

Load carrying capacities of pressurized 90 degree miter and smooth bends subjected to monotonic in-plane and out-of-plane bending loadings

HF Abdalla - International Journal of Pressure Vessels and Piping, 2019 - Elsevier
The present research focuses on generating interaction diagrams (ie limit moment
boundaries vs steady internal pressure spectra) of pressurized 90 o miter and smooth …

A novel methodology for determining the elastic shakedown limit loads via computing the plastic work dissipation

HF Abdalla - International Journal of Pressure Vessels and Piping, 2021 - Elsevier
A methodology that targets determining the shakedown (SD) limit loads via computing the
plastic work dissipation (PWD) is presented. The methodology is termed: Shakedown Limit …

Effect of local wall thinning on shakedown regimes of pressurized elbows subjected to cyclic in-plane and out-of-plane bending

AA Oda, MM Megahed, HF Abdalla - International Journal of Pressure …, 2015 - Elsevier
The current research utilizes a direct non-cyclic technique to generate elastic shakedown
domains for thinned-wall 90° elbows. The elbows are subjected to simultaneous steady …

Shakedown and limit analysis of kinematic hardening piping elbows under internal pressure and bending moments

H Peng, Y Liu - Journal of Pressure Vessel …, 2022 - asmedigitalcollection.asme.org
In this paper, the stress compensation method (SCM) adopting an elastic-perfectly plastic
(EPP) material is further extended to account for limited kinematic hardening (KH) material …