Results 91 to 100 of about 667,854 (213)
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
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, 2017 The rapid development of energy, electricity, and transportation industries has created a market for steel pipes; however, buried steel pipelines near high-voltage transmission lines and electrified railways often experience alternating current (AC ...
Du Cuiwei +4 more
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Research on Precipitate Behavior during Holding Process of X80 Pipeline Steel
MATEC Web of Conferences, 2016 PTT (Precipitate-Temperature-Time) curve of X80 pipeline steel was obtained by strain relaxation method. The evolution of precipitate particle size during holding process was simulated combined with kinetic calculation, and observed using TEM in the ...
Niu Tao +6 more
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International Journal of Electrochemical Science, 2020 The corrosion behavior of X80 steel in Dagang soil simulated solution was verified by potentiostatic immersion test and AC impedance test, and the corrosion morphology of metal surface under different applied potential in bacterial solution and sterile ...
Xiaoqing Sun, Fei Xie, Dan Wang, Ji Qi
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, 2017 The influence of alternating current (AC) density on stress corrosion cracking (SCC)behavior and the mechanism of X80 pipeline steel was investigated in NS4 near-neutral solution by slow strain rate tensile tests (SSRT), surface analysis techniques, data
Song, Dongdong +6 more
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Structure and Mechanical Properties of Linepipe Steel X80
Teshugang, 2006 The structure,strength and impact toughness of linepipe steel X80-0.04C,1.87Mn,0.27Mo,0.06Nb, 0.006V,0.017Ti were tested and compared with linepipe steel X70.The exarination results showed that as structure of the linepipe steel X80 was ...
张小立 +6 more
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International Journal of Electrochemical Science, 2018 The corrosion behavior of X65 and X80 pipeline steels under AC interference in high pH solution was investigated by potentiodynamic polarization curve, open circuit potential, Mott-Schottky curve and immersion test.
Min Zhu +3 more
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Relationship between coercivity and stress of X80 pipeline steel
You-qi chuyun, 2022 The operation environment along the long-distance oil and gas pipelines is complex, and the abnormal external load during pipeline operation may lead to local stress concentration, which will increase the operation risk of pipeline.The coercivity-based stress measurement method is a new technology to evaluate the safety margin and prevent the safety ...
CHENG Fanju +5 more
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Careers with Bethlehem Steel: and the Loop Course
, 1955 This book discusses the career opportunities for college men seeking employment with in the Bethlehem Steel Company. Specifically the book discusses the Bethlehem Loop Course, which was established to give employees straight out of college the ...
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npj Materials DegradationIn this study, X80 steel square specimens were immersed in a culture of sulfate-reducing bacteria (SRB), Desulfovibrio vulgaris, and the impact of gravity sedimentation on biofilm formation was investigated in three different directions (upward, sideward,
Zhong Li +12 more
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