Results 71 to 80 of about 538 (176)

Synergistic Effect of AC and Cl- on Stress Corrosion Cracking Behavior of X80 Pipeline Steel in Alkaline Environment

open access: yesInternational Journal of Electrochemical Science, 2018
The effect of AC and Cl- on stress corrosion cracking behavior of X80 pipeline steel was investigated in alkaline solution using slow strain rate tensile (SSRT) tests and polarization curves.
Min Zhu   +3 more
doaj   +1 more source

Technical specifications for X80 OD 1422 mm line pipes and corresponding products

open access: yesNatural Gas Industry B, 2016
The line pipes with large diameter, thick wall and high steel grade are preferred to meet the requirements of extremely high gas transmission rate (380 × 108 m3/a) in the Sino–Russian eastern route project.
Weiwei Zhang   +7 more
doaj   +1 more source

Effects of Applied Cathode Potential on the Behavior of Near-neutral pH SCC of X100 Pipeline Steel

open access: yes工程科学与技术, 2013
:Slow strain rate tests were conducted in deaerated NS4 solution to research the behavior of stress corrosion cracking of X100 pipeline steels at different applied cathode potential.
郏义征, 李辉, 胡楠楠, 王清远
doaj  

Effect of Temperature on the Corrosion Behavior of API X80 Steel Pipeline

open access: yesInternational Journal of Electrochemical Science, 2015
The electrochemical behavior of API X80 pipeline steel in 3.5% of NaCl solution containing different concentrations of H2S at different temperatures was investigated.
C. Okonkwo Paul   +2 more
doaj   +1 more source

Pattern Recognition of Pipeline Magnetic Memory Inspection Based on BP Neural Network

open access: yesShiyou jixie, 2020
To distinguish the magnetic memory signals of different damage forms at the base material of the pipeline and the weld joint, the BP neural network is used to identify the pattern of the pipeline defect inspection signal.
Shi Xiaodong   +4 more
doaj  

Mechanical property degradation of X80 pipeline steel due to microbiologically influenced corrosion caused by Desulfovibrio vulgaris. [PDF]

open access: yesFront Bioeng Biotechnol, 2022
Li Z   +7 more
europepmc   +1 more source

STUDY OF DYNAMIC FRACTURE OF X80 NATURAL GAS PIPELINE

open access: yesJixie qiangdu, 2018
A finite element model of the dynamic fracture in a full size gas pipeline is established based on the cohesive zone model. The dynamic crack growth of X80 pipeline steel was simulated using this model and the quantitative relationship between the crack growth rate and the internal pressure predicted is in agreement with the existing semi-empirical ...
LV JinJie, ZHAO JunHua, YU PeiShi
openaire   +1 more source

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