Results 81 to 90 of about 893 (202)

Formation and evolution of inclusions in the refining process of X80 pipeline steel

open access: yes工程科学学报, 2023
To further meet the requirements for using pipeline steel in extreme environments and to improve its safety in service, the inclusion control level in pipeline steel urgently needs improvement. In this paper, the variation laws of inclusion type, size, and composition in the refining process of X80 pipeline steel were studied through industrial trial ...
Hua-jun ZHONG   +5 more
openaire   +1 more source

Effect of Potentials on Stress Corrosion Cracking of X80 Pipeline Steel in Simulated Soil Solution

open access: yes, 2011
The stress corrosion cracking (SCC) susceptibility of X80 pipeline steel, which was used in the Second West-East Gas Pipeline, was investigated in simulated soil solution of Xinzhou in Hubei province of China. The SCC susceptibility was studied using the
Li Xin Zhang   +5 more
core   +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  

Stress corrosion behavior of X80 pipeline steel in the natural seawater with different dissolved oxygen contents

open access: yes, 2019
Stress corrosion slow strain rate tensile tests of the X80 steel in the natural seawater are carried out to study the effect of dissolved oxygen (DO) on the sensitivity of stress corrosion.
Xiao-guang Huang College of Pipeline and Civil Engineering, China University of Petroleum (East China), Qingdao, 266580, China.   +1 more
core   +1 more source

Effect of Alternating Current on Corrosion Behavior of X80 Pipeline Steel in Near-Neutral Environment

open access: yes, 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
core  

Corrosion inhibition of API 5L X80 pipeline steel in acidic environment using aqueous extract of Thevetia peruviana

open access: yes, 2020
Aqueous extract of Thevetia peruviana leaves were investigated as corrosion inhibitor for API 5L X80 pipeline steel in 1M H2SO4 solution using electrochemical and gravimetric techniques. The results reveal that T.
Akens Hamilton-Amachree   +1 more
core   +1 more source

Experimental Study on Dephosphorization of X80 Pipeline Steel by Duplex Steelmaking Technology for Combined Blowing Converter

open access: yesTeshugang, 2023
Combined with the actual situation of X80 pipeline steel production in a factory, the dephosphorization process of combined blowing converter duplex process was tested, and the influence of basicity and oxidizability of converter slag on ...
赵斌   +5 more
doaj  

Corrosion Behavior of X65 and X80 Pipeline Steels under AC Interference Condition in High pH Solution

open access: yesInternational 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
doaj   +1 more source

Effect of alternating current on stress corrosion cracking behavior and mechanism of X80 pipeline steel in near-neutral solution

open access: yes, 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
core  

Microstructure and Deformation Characteristics of X80 High Deformability Pipeline Steel

open access: yes, 2011
Two kinds of X80 high deformability pipeline steels have been processed by applying two-stage cooling process (TSC) and heat treatment on-line process (HOP).
De Liang Meng   +3 more
core   +1 more source

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