Results 41 to 50 of about 1,410 (212)
Influence of Temperature on the Corrosion Behavior of X80 Steel in an Acidic Soil Environment
International Journal of Electrochemical Science, 2020 The influence of temperature on the corrosion behavior of X80 steel in an acidic soil environment was determined using electrochemical and surface analysis methods.
Yuanhui Wu, Suxing Luo, Qingsong Mou
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Simulation analysis of X80 pipeline steel welding
Metalurgija, 2023 In order to improve the quality of welded joints and increase the service life of pipelines, ABAQUS finite element software was used to simulate the temperature field of 18,4 mm thick X80 pipeline steel in multi-layer and multi pass welding. The peak temperature of different passes was compared, and the change trend of temperature field in the welding ...
Li, M. M. +4 more
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A study on corrosion of X80 steel in a simulated tidal zone
Journal of Materials Research and Technology, 2021 In the paper, an experimental technique simulating tidal rhythm for studying the tidal zone corrosion of metals was developed and the tidal zone corrosion of X80 pipeline steel was studied via the technique using weight loss, electrochemical measurement, X-ray diffraction (XRD), and scanning electron microscope (SEM).
Xiaobao Zhou +5 more
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International Journal of Electrochemical Science, 2016 Corrosion behavior of X80 steel under thin electrolyte layer (TEL) of acidic soil simulated solution were studied by utilizing polarization curves, EIS, SEM and XRD.
Shuaixing Wang +4 more
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, 2023 The surface morphology of X80 steel with hydrophilic underwater oleophobic characteristic is described greater comprehensively and quantitatively in this work by combining fractal dimension and multifractal.
Hongyuan Qi +4 more
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Study on Repairing and Reinforcing Effect of Steel Epoxy Sleeve on Girth Weld Defects
Shiyou jixie, 2022 In order to study the repairing and reinforcing effect of steel epoxy sleeve on girth weld defects of X80 pipeline,ANSYS is applied to establish the nonlinear finite element models of X80 pipeline with girth weld defects and pipeline reinforced by steel ...
Yu Dongliang +4 more
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Effect of Temperature on the Corrosion Behavior of API X80 Steel Pipeline
International 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
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International Journal of Electrochemical Science, 2017 In buried pipeline steel, soil environmental factors cause corrosion, which greatly affects the safe operation of pipe networks. The effects of HCO3− on the corrosion behaviour of X80 pipeline steel in Liaohe Oilfield simulated soil solution was ...
Fei Xie +4 more
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Effect of Nanosized NbC Precipitates on Hydrogen Diffusion in X80 Pipeline Steel
, 2017 In this paper, the effects of dispersed 3 similar to 10 nm NbC precipitates on hydrogen diffusion in X80 pipeline steel were investigated by means of high resolution transmission electron microscopy (HRTEM), electrochemical hydrogen permeation, and ...
Donghan Xie +11 more
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Effect of Nb Content and Second Heat Cycle Peak Temperatures on Toughness of X80 Pipeline Steel
, 2023 The microstructure evolution and variation of impact toughness in the heat-affected zone (HAZ) of X80 pipeline steel with different Nb content under different peak temperatures in the secondary thermal cycle were studied through welding thermal ...
Yaobin Yang +6 more
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