Study on Coercivity-Stress Relationship of X80 Steel under Biaxial Stress
Advances in Materials Science and Engineering, 2022 Buried pipelines are prone to deformation under surface displacement, pressure occupation, and/or other actions, resulting in stress concentration. Conducting regular stress detection is an important approach to reducing pipeline accidents.
Shulu Feng +6 more
doaj +2 more sources
Corrosion Behavior of X80 Pipeline Steel under Coupling Effect of Stress and Stray Current
International Journal of Electrochemical Science, 2014 In this work, the coupling effect of stress and stray current on corrosion of X80 pipeline steel was investigated in soil-simulating solution by open circuit potential (OCP) and corrosion potential test, potentiodynamic polarization measurement and ...
Xinhua Wang +4 more
doaj +3 more sources
Quantitative Evaluation of Mechanical Properties of Hydrogen Transmission Pipelines Based on Weak Magnetic Detection [PDF]
SensorsWith the rapid development of the hydrogen energy industry, long-distance hydrogen transportation based on natural gas pipelines has emerged as a crucial technique.
Siyang Wang +3 more
doaj +2 more sources
Effect of applied potentials on the corrosion of X80 pipeline steel in simulated coastal soil solution [PDF]
Journal of Hebei University of Science and Technology, 2023 In order to explore the corrosion mechanism of dual-phase X80 pipeline steel in the coastal soil simulation solution environment, the stress corrosion and electrochemical corrosion behavior of dual-phase X80 pipeline steel under different applied ...
Jing MA +5 more
doaj +1 more source
Study on Stress Corrosion Behavior of X100 and X80 Pipeline Steels with Applied Potential [PDF]
Cailiao Baohu, 2023 Taking X100 and X80 pipeline steels as research objects，their stress-strain curves in air and under different applied potentials were obtained through the slow strain rate tensile test (SSRT).The stress corrosion sensitivity analysis showed that ...
HUANG Tao, GUO Jie, WEI Kai-hua, CHEN Jia-qi, XUE Hui-yong, WANG Xiao-feng
doaj +1 more source
Progress of research on key influencing factors of stress corrosion cracking of X80 buried pipeline
You-qi chuyun, 2021 With the rapid development of the construction of high-pressure, large-diameter and long-distance X80 pipelines in China, Stress Corrosion Cracking (SCC) has become an important factor threatening the safe operation of pipelines.
Cheng SUN +7 more
doaj +1 more source
You-qi chuyun, 2023 With the increasingly imperious demands for energy transformation and development of hydrogen energy utilization in China,X80 high-strength pipeline steel will face the risks of operating in a hydrogen environment. As the in-service pipeline is subjected
GOU Jinxin +5 more
doaj +1 more source
Effect of Low Water Content and Temperature on Corrosion Behavior of X80 Pipeline Steel in Shenyang Soil Simulated Solution [PDF]
Cailiao Baohu, 2023 Aiming at exploring the effect of low water content and temperature on the electrochemical corrosion behavior of X80 pipeline steel in Shenyang soil simulated solution，the data of impedance spectrum and polarization curve were measured by weight loss ...
ZHANG Xiaolong
doaj +1 more source
Journal of Hebei University of Science and Technology, 2020 In order to study the effect of anisotropy on the safe service of B+F dual-phase X80 pipeline steel, the slow strain tensile and polarization behaviors of hot rolled ferrite + bainite dual-phase X80 pipeline steel at three angles(0°, 45° and 90°) with ...
Jing MA +3 more
doaj +1 more source
Ductile Fracture Prediction of X80 Pipeline Steel Using Void Growth Model
Metals, 2022 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 extremely deep water and long-distance pipelines, which might cause a ...
Chunjian Feng +4 more
doaj +1 more source