Results 71 to 80 of about 617 (192)

Cathodic disbondment of epoxy-glass flake coatings on different metal substrates in simulated seawater

open access: yesInternational Journal of Electrochemical Science
Glass flake coatings are widely used in marine and pipeline applications owing to their excellent barrier properties and corrosion resistance. However, cathodic disbondment (CD) may occur under applied cathodic potentials.
Yingdong Guan   +6 more
doaj   +1 more source

Influence of Mechanical Anisotropy in Low Carbon Microalloyed Steel

open access: yesCommunications, 2015
The energy industry is one of the most discussed topics in modern days. Among the critical areas belongs the production and sale of energy, including fuel extraction, manufacturing, refining and distribution.
Jozef Broncek   +3 more
doaj   +1 more source

Corrosion Behavior of Pipeline Steel X65 in Oilfield

open access: yes, 2015
The inner- and outer- surface corrosion behavior of X65 pipeline steel used in Shengli Chengdao oilfield was studied in this paper. The inner surface corrosion behavior of X65 pipeline steel in oil-water mixtures with different flow rate and oil content ...
Chen Changwei   +4 more
core  

Hydrogen Induced Crack Development in Submerged Arc Welded Steel Pipes

open access: yesMATEC Web of Conferences, 2018
The current work examines hydrogen sensitivity in different pipeline steels (X65, X70 and X80 HSLA grades) from four productions. Hydrogen Induced Cracking (HIC) experiments were performed and then the welds were characterized via optical and scanning ...
Bouzouni Marianthi   +3 more
doaj   +1 more source

Effect Of Interpass Temperature On Morphology, Microstructure And Microhardness Of Welded Api 5l X65 Steel

open access: yes, 2015
The overwhelming bulk of oil and gas in pipeline construction is done by welding the individual joints of pipe together. In a broad sense, welding is a metal-joining process wherein coalescence is produced by heating to a suitable temperature.
Santos N.F.   +3 more
core   +1 more source

Impact against X65 steel pipes – An experimental investigation [PDF]

open access: yes, 2013
Offshore pipelines subjected to accidental loads, such as impacts from trawl gear or anchors, may experience large global displacements from its initial position and large local strains.
Børvik, Tore   +4 more
core   +1 more source

Effect of Temperature on Corrosion and Cathodic Protection of X65 Pipeline Steel in 3.5% NaCl Solution

open access: yesInternational Journal of Electrochemical Science, 2019
In this investigation, polarization curve, electrochemical impedance spectroscopy and hydrogen permeation measurements were used to observe the corrosion behavior and cathodic protection of X65 under the influence of temperature.
Yingjie Liu   +3 more
doaj   +1 more source

Flexible liners for corrosion protection of pipelines [PDF]

open access: yes, 2012
Flexible plastic liners are sometimes installed into new and existing oil and gas pipelines to prevent corrosion of the pipe wall. A practical difficulty of this method is that the plastic liners are permeable to gases, which can collect and form an ...
Allison, Crispin
core  

Corrosion Behavior and Corrosion Prediction Model of X65 Steel under Flowing Conditions in Oxygen-Containing Systems [PDF]

open access: yesCailiao Baohu
The medium of X65 steel injection sea pipe contains dissolved oxygen, causing severe corrosion inside the pipeline. Regarding this issue, based on the basic data of the on-site water injection subsea pipeline, considering the effects of flow rate ...
ZHANG Jinlong, JIANG Pan, LIAO Kexi, HE Guoxi
doaj   +1 more source

Effect of main controlling factor on the corrosion behaviour of API X65 pipeline steel in the CO2/oil/water environment

open access: yes, 2017
Purpose The purpose of this paper was to investigate the corrosion behaviour of API X65 pipeline steel in the simulated CO2/oil/water emulsion using weight loss technique, potentiodynamic polarization technique and characterization of the corroded ...
Yalei Zhao   +5 more
core   +1 more source

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