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The mechanism of erosion corrosion of API X65 steel under

  • Description:The mechanism of erosion-corrosion of API X65 steel under ...(steel) 1. Introduction. Erosion-corrosion is a complex mechanism of material degradation that affects many industries, including oil and gas. The process consists of electrochemical and mechanical degradation, as well as their potential combined synergistic effects .The presence of carbon dioxide ...
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The mechanism of erosion corrosion of API X65 steel under Description

(plate) (PDF) The Effect of Impingement Velocity and Angle The mechanism of erosion corrosion of API X65 steel under

Erosion corrosion performance of API 5L-X65 carbon steel was investigated at three different impingement velocities (3, 6 & 12 m/s), five different angles (15, 30, 45, 60, & 90°), and with The mechanism of erosion corrosion of API X65 steel under

How is cyclic Erosion - Corrosion related to mass loss?How is cyclic Erosion - Corrosion related to mass loss?The application of cyclic erosion-corrosion allowed the individual contribution of erosion and corrosion components of mass loss to be quantified and mechanisms by which erosion affects corrosion and vice-versa to be identified. The present research also compares the erosion-corrosion performance of different API steels. 1. IntroductionErosion-corrosion mechanism and comparison of erosion The mechanism of erosion corrosion of API X65 steel under (plate) What is the synergistic effect of erosion?What is the synergistic effect of erosion?The synergistic effect of erosion-corrosion in this work refers to the result of the cyclic erosion and corrosion tests. Hence, the material loss rate reflects the effect of erosion on corrosion and vice-versa.Erosion-corrosion mechanism and comparison of erosion The mechanism of erosion corrosion of API X65 steel under

Why are pipes exposed to corrosion?Why are pipes exposed to corrosion?During the transportation of oil and gas, pipes are exposed to flowing corrosive environment which causes erosion-corrosion.Erosion-corrosion mechanism and comparison of erosion The mechanism of erosion corrosion of API X65 steel under (plate) (PDF) ECO-FRIENDLY INHIBITORS FOR EROSION

DISCUSSION OF RESULTS Table 1 :1Chemical or elemental compositions of API 5L X65 carbon steel Element C Si Mn P S Cr Mo Ni Ti Fe Wt (%) 0.10 0.18 1.21 0.009 0.003 0.10 0.16 0.07 <0.01 Balance Table 2 :2Composition of brine used in flow-induced corrosion and erosion-corrosion tests Preparation (mg/L) NaCl (sodium chloride) 24090 KCl (potassium The mechanism of erosion corrosion of API X65 steel under

(PDF) Effects of flow velocity and impact angle on erosion The mechanism of erosion corrosion of API X65 steel under

In this study, the erosion-corrosion behavior of an API-5L-X65 steel coated by plasma nitriding of hard chromium underlayer has been investigated as a function of flow velocity (4, 5, 6, 7.5 m s The mechanism of erosion corrosion of API X65 steel under (plate) 1995 CONTROLLING CORROSION IN AMINE TREATING (steel) mechanical design minimizes erosion-corrosion, wet acid corrosion of exposed carbon steel surfaces will be limited. On the other hand, if the gas is predominantly CO 2, wet acid gas corrosion will occur and protective measures are required. As might be expected, there is disagreement on the exact CO 2 /H 2 S ratio where protective measures are The mechanism of erosion corrosion of API X65 steel under

Author Ihsan Ulhaq Toor, Zakariya Alashwan, Zakariya Alashwan, Hassan Mohamed Badr, Rached Ben-Mansour, Sia The mechanism of erosion corrosion of API X65 steel under Publish Year 2020Erosion Behavior of API X120 Steel Effect of Particle The mechanism of erosion corrosion of API X65 steel under

The dry erosion behavior of API-X120 pipeline steel was investigated, under the erosive interaction of aluminum oxide particulates, in a range of speed (43167 ms1) and impact angle (30°90°). Erosion behavior is characterized by surface profile measurement, weight loss measurement, and surface morphology analysis by SEM/EDX.(plate) Author M. Sadique, S. Ainane, Y. F. Yap, P. Rostron, E. Al HajriPublish Year 2017Publications Max-Planck-Institut für Eisenforschung GmbH(steel) The mechanism of erosion-corrosion of API X65 steel under turbulent slurry flow Effect of nominal flow velocity and oxygen content. WEAR 438-439, 203053 (2019)

CO 2 erosioncorrosion of pipeline steel (API X65) in oil The mechanism of erosion corrosion of API X65 steel under

A systematic study of pipeline steel (API X65) degradation due to erosioncorrosion containing sand in a CO2 saturated environment has been carried out.(plate) Cited by 105Publish Year 2014Author L. Zeng, G.A. Zhang, X.P. GuoCO2 pipeline erosion corrosion diffusion steel API X65(steel) Corrosion is much faster if free water is present. Seiersten measured a 0.7 mm/y corrosion rate in 150 to 300 hours exposure at 40°C in water equilibrated with CO2 at 95 bars, and higher rates at lower pressures, and she found little difference between carbonmanganese steel (API grade X65) and 0.5 chromium corrosion-resistant alloy.

Cited by 10Publish Year 2018Author Joshua Owen, Callum Ramsey, Richard Barker, Anne NevilleErosion-corrosion interactions of X65 carbon steel in The mechanism of erosion corrosion of API X65 steel under

the mechanisms of erosion-enhanced corrosion and corrosion-enhanced erosion of X65 carbon steel and their contribution to total erosion-corrosion degradation. Several surface analysis techniques were used to determine how the properties of carbon steel surfaces were affected by erosion-corrosion conditions and how these effects contributed to enhanced (plate) Cited by 2Publish Year 2018Author Paul C. Okonkwo, Mostafa H. Sliem, Mobbassar Hassan Sk, Rana Abdul Shakoor, Adel Mohamed Amer Mohame The mechanism of erosion corrosion of API X65 steel under Estimated Reading Time 9 minsMechanism of Cathodic Reactions in Acetic Acid (steel) are under mass transfer control. Both pure iron and X65 steel exhibited a similar behavior regarding the cathodic currents, indicating that the mechanism of hydrogen ion reduction is not inuenced by minor impurities present in the X65 steel. KEY WORDS acetic acid, acidic corrosion, aqueous environments, cathodic polarization, mechanism The mechanism of erosion corrosion of API X65 steel under

Cited by 33Publish Year 2017Author Md. Aminul Islam, Md. Aminul Islam, Zoheir FarhatPeople also askWhat is erosion corrosion?What is erosion corrosion?Erosioncorrosion is common in oil and gas processing plants and pipelines where there is interaction between solid particles, corrosive fluid and target material [1], [2], [3], [4], [5], [6]. During erosion-corrosion, the observed mass loss is higher than the summation of mass loss due to pure erosion and pure corrosion acting separately.Erosion-corrosion mechanism and comparison of erosion The mechanism of erosion corrosion of API X65 steel under (plate) Cited by 4Publish Year 2017Author Javiera Aguirre, Magdalena WalczakErosion-corrosion of Pipeline Steel X65 and 22Cr Duplex The mechanism of erosion corrosion of API X65 steel under

An erosion-corrosion study on pipeline material degradation in sand-containing and CO2 saturated environments has been carried out. The total material loss, corrosion, erosion and their interactions (often referred to as synergy) have been assessed for pipeline steel X65 and 22Cr duplex stainless steel in various environmental conditions (temperature, flow velocity

Cited by 75Publish Year 2006Author Lu Bt, Luo JlMetallurgical Characterization of API X65 Steel Joint The mechanism of erosion corrosion of API X65 steel under

an axial magnetic field during MIG welding of API X-65 steel plates hardened by a non-conventional heat treatment 17 in order to improve the mechanical properties by modifying its microstructure and preventing defects. 2. Experimental The material used in this study was API 5L X65 steel pipeline (outside diameter 609.6 mm and wall thickness 14.27(plate) Cited by 9Publish Year 2015Author Md. Aminul Islam, Zoheir N. FarhatThe Effect of Dissolved Oxygen in Slurry on Erosion The mechanism of erosion corrosion of API X65 steel under (steel) alternative materials that may offer better erosion-corrosion resistance at similarly low capital cost. Yu et al. [13] studied the effect of dissolved oxygen (0.016 ppm 3.26 ppm) on the erosion-corrosion behavior of pipeline steel (X65) in aqueous

Comparative Study of the Behavior of API 5L-X65 Grade The mechanism of erosion corrosion of API X65 steel under

and pitting potential. All measurements show improved corrosion behavior in seawater for the API 5L X65 steel. The total corrosion rate, which includes the corrosion and erosion processes for the materials in the flow simulation system, was 0.41 µm year-1 at day 10 for the API 5L X65 steel (plate) Corrosion Rates of API 5L X-52 and X-65 Steels in The mechanism of erosion corrosion of API X65 steel under (steel) of corrosion rates not so when the temperature is increased to 60°C where the steel has the best behavior is the API 5L X-65. Under presence of H 2 S at 30 and 60°C the steel has the best performance with respect to the corrosion rate by exhibiting lower values is the API 5L X-52. Keywords Corrosion, polarization resistance, rotating The mechanism of erosion corrosion of API X65 steel under

Cracking mechanism in API 5L X65 steel in a CO

The purpose of this work is to investigate the influence of corrosion product layer on the hydrogen charging and permeation characteristics of API 5L X65 carbon steel in a purely CO2-containing environment. This objective is achieved through the comparison of wet-ground steel samples compared to those with Fe3C and FeCO3 rich surfaces.(plate) Development mechanism of internal local corrosion of X80 The mechanism of erosion corrosion of API X65 steel under (steel) The occurrence and development mechanism of internal local corrosion has always been a controversial topic, and especially under flow conditions. In this paper, an improved high shear force loop was experimentally used, and local flow field is induced by simulating corrosion defects on the surface of X80 pipeline steel specimens.

Effect of Jet Impingement Velocity and Angle on CO 2 The mechanism of erosion corrosion of API X65 steel under

Corrosion products were characterized using FE-SEM, EDS, and XRD. The CO 2 EC rates were found to decrease with an increase in the pH value due to the increased availability of H + ions. The highest CO 2 erosion-corrosion rates were observed at a 45° impingement angle in the presence of solid particles under all conditions. It was also The mechanism of erosion corrosion of API X65 steel under (plate) Effect of Jet Impingement Velocity and Angle on CO2 The mechanism of erosion corrosion of API X65 steel under (steel) May 11, 2020A detailed investigation was conducted to evaluate the CO2 erosioncorrosion performance of API 5L X65 carbon steel under di erent experimental conditions. The results can be concluded as follows The CO2 erosioncorrosion rate decreased with an increase in solution pH; Two layers of corrosion scales were observed on the top of the steel The mechanism of erosion corrosion of API X65 steel under

Effect of Prehot Corrosion on Erosion Behavior of High The mechanism of erosion corrosion of API X65 steel under

Jan 25, 2019The passive layer formed during corrosion underwent detachment of metallic flakes through cracking during the impact of erodent, and was responsible for a significant change in erosion rate. Cutting, plowing, lip formation, and particle embedment were identified as the operative mechanisms during erosion.(plate) Effect of Temperature on the Corrosion Behavior of API (steel) affect the corrosion mechanism of the API X80 steel under investigation. 3.1 Electrochemical impedance spectroscopy (EIS) EIS technique was used to study the resistance ability of the API X80 steel to corrosion at different temperatures of 20°, 30°, 40°, 50° and 60°C. Nyquist curves of specimens immersed in 280

Effect of dissolved copper ions on erosioncorrosion The mechanism of erosion corrosion of API X65 steel under

Oct 01, 2017Abstract. Erosion-corrosion is studied in the context of carbon steel pipelines transporting copper tailings with focus on the influence of dissolved copper ions present in the slurry. API 5L X65 steel is exposed to flow of slurry in rotating cylinder electrode (RCE) simulating flow conditions typical of a slurry pipe.(plate) Effect of erosion on corrosion of API X120 steel in The mechanism of erosion corrosion of API X65 steel under (steel) Dec 27, 2019More so, the effect of erosion on corrosion mechanisms observed on the corroded steel surface at different sizes particle speeds is in good agreement with the individual erosion and corrosion mechanisms (Figs. 7, 8). It appeared that some of the degradation created on the steel surface has been covered by corrosion films [46, 47].

Effects of laser surface melting on erosion-corrosion of The mechanism of erosion corrosion of API X65 steel under

erosion-corrosion damage. The results show that the erosion-corrosion rates at various impact angles can be decreased by LSM. Changes in microstructure, corrosion behaviour and hardness of X65 steel induced by laser treatment were analyzed by using optical microscopy,(plate) Electrochemical characteristics of the dynamic progression The mechanism of erosion corrosion of API X65 steel under (steel) Aug 06, 2020The erosion-corrosion performance of X65 carbon steel at different flow conditions was electrochemically studied. Results show that the anodic polarization branch would have a significant distortion in the flowing electrolytes, leading to an overestimation of the Stern-Geary coefficient using the traditional Tafel extrapolation. It is found that the critical impact

Electrochemical corrosion of X65 pipe steel in oil/water The mechanism of erosion corrosion of API X65 steel under

a b s t r a c t The electrochemical corrosion behavior of X65 pipeline steel in the simulated oil/water emulsion was investigated under controlled (plate) Erosion-Corrosion Failure Of A Carbon Steel Pipe Elbow-A The mechanism of erosion corrosion of API X65 steel under (steel) Mar 22, 2009In 1996, Kermani and Harrop1 reported that 9% of the corrosion related failures in the oil and gas industry are due to erosion-corrosion. Erosion-corrosion is a complex mechanism of material loss caused by flowing fluid (containing or free from solid particles) disrupting or thinning the protective film or corrosion product2.

Erosion-corrosion mechanism and comparison of erosion The mechanism of erosion corrosion of API X65 steel under

Apr 15, 2017Erosion-corrosion mechanisms of API steels. The mechanism of erosion corrosion of API X65 steel under SEM micrographs of the API X100 steel after erosion-corrosion are shown in Fig. 4. The mechanism of erosion corrosion of API X65 steel under CO2 erosioncorrosion of pipeline steel (API X65) in oil and gas conditions a systematic approach. Wear, (plate) Estimated Reading Time 10 minsErosion, ErosionCorrosion, Flow Assisted Corrosion,(steel) EROSION CORROSION Erosioncorrosion complex interaction of erosion, (mechanical driven process), and corrosion, (electrochemical driven reaction) at the surface resulting in material loss. Both processes occur at the surface with

Estimated Reading Time 8 minsErosioncorrosion at different locations of X65 carbon The mechanism of erosion corrosion of API X65 steel under

Aug 01, 2014Abstract. Erosioncorrosion (EC) behavior of X65 pipeline elbow was investigated by array electrodes technique and computational fluid dynamics (CFD) simulation. The four components (pure corrosion rate, pure erosion rate, erosionenhanced corrosion rate and corrosionenhanced erosion rate) of EC rate at different locations of an elbow were (plate) Fatigue behaviour of corrosion pits in X65 steel pipelines(steel) Understanding the mechanism involved in this transition and the initial The mechanism of erosion corrosion of API X65 steel under In the present study, the stress and strain behaviour of typical corrosion pits in X65 steel under The mechanism of erosion corrosion of API X65 steel under Table 1 Chemical composition of API-5L X65 steel (mass %).

Galvanic Localized Corrosion of Mild Steel under Iron The mechanism of erosion corrosion of API X65 steel under

pyrrhotite and a mild steel, it was hypothesized that its presence in the corrosion product layer on a steel surface could lead to localized corrosion. Mild steel specimens (API 5L X65) were pretreated to form a pyrrhotite layer on the surface by high temperature sulfidation in oil. The pretreated specimens were then exposed to a range of The mechanism of erosion corrosion of API X65 steel under (plate) Materials Free Full-Text Effect of Jet Impingement The mechanism of erosion corrosion of API X65 steel under (steel) Most oil and gas production wells have plenty of corrosive species present along with solid particles. In such production environments, CO2 gas can dissolve in free phase water and form carbonic acid (H2CO3). This carbonic acid, along with fluid flow and with/without solid particles (sand or other entrained particles), can result in unpredictable severe localized CO2 corrosion and/or erosion The mechanism of erosion corrosion of API X65 steel under

Mechanical Characteristics and Adherence of Corrosion The mechanism of erosion corrosion of API X65 steel under

erosion-corrosion and potential problems with localized corrosion, respectively. The mechanism of erosion corrosion of API X65 steel under Table 13 Chemical Composition of the API 5L X65 Steel (wt. %) Used in this Research The mechanism of erosion corrosion of API X65 steel under Stress produced by crystal coalescence and possible mechanisms of stress relaxation a) crystals with no stress between them; b) tensile stress generated by the The mechanism of erosion corrosion of API X65 steel under (plate) Mechanical and Electrochemical Synergism of API X42 The mechanism of erosion corrosion of API X65 steel under (steel) Sep 11, 2015In this study, erosioncorrosion behavior of API pipeline steel has been assessed in 2 g l1 NaCl solution purged with CO2 as the corrosive media and aluminum oxide as the erodent. Four different particle velocities (36, 47, 63, and 81 m s1) were employed, while the angle of incidence was kept constant at 90°.

Mechanical and Electrochemical Synergism of API X42 The mechanism of erosion corrosion of API X65 steel under

Synergistic Erosion and Corrosion Behavior of AA5052 Aluminum Alloy in 3.5 wt The mechanism of erosion corrosion of API X65 steel under Synergistic Erosion and Corrosion Behavior of AA5052 Aluminum Alloy in 3.5 wt% NaCl Solution Under Various Impingement Angles. The mechanism of erosion corrosion of API X65 steel under Mechanical and Electrochemical Synergism of API X42 Pipeline Steel During ErosionCorrosion. Journal of Bio- and Tribo-Corrosion The mechanism of erosion corrosion of API X65 steel under (plate) Mechanical, microstructure and texture characterization of The mechanism of erosion corrosion of API X65 steel under (steel) The causes of corrosion-enhanced erosion and erosion-enhanced corrosion of carbon steel, in this regime, are not fully understood and are the subject of study in this work in a

Mechanism of electrochemical corrosion of carbon steel The mechanism of erosion corrosion of API X65 steel under

In this work, electrochemical corrosion of X65 carbon steel under deoxygenated water drop and sand deposit simulating the corrosive environments potentially developed in diluted bitumen The mechanism of erosion corrosion of API X65 steel under (plate) NaCl Erosion-Corrosion of Mild Steel under Submerged The mechanism of erosion corrosion of API X65 steel under (steel) [6] X. Hu and A. Neville, "CO 2 erosioncorrosion of pipeline steel (API X65) in oil and gas conditionsa systematic approach," Wear, vol. 267, pp. 2027-2032, 2009. [7] X. Hu and A. Neville, "An examination of the electrochemical characteristics of two stainless steels (UNS S32654 and UNS S31603) under liquidsolid impingement," Wear, vol The mechanism of erosion corrosion of API X65 steel under

NaCl Erosion-Corrosion of Mild Steel under Submerged The mechanism of erosion corrosion of API X65 steel under

temperature on erosion-corrosion of steel (API X65) in a CO2 environment. Hu and Neville investigated synergistic and additive effect separately. Meng et al. [1] applied a full factorial design method to study the contribution of each processes involving erosion-corrosion and to understand the conditions under which maximum weight loss occurs The mechanism of erosion corrosion of API X65 steel under (plate) Numerical Simulation and Experimental Validation of the The mechanism of erosion corrosion of API X65 steel under (steel) erosion process. In the experimental test, the erosion rate of X65 steel was determined under different flow velocities and sand concentrations by using a water-sand erosion loop system. The numerical simulation and experimental results showed that the erosion rate of X65 steel clearly increased with the

On a multiphysics approach to modelling the erosion The mechanism of erosion corrosion of API X65 steel under

Erosion-corrosion (E-C) of carbon steel API 5L X65 by mineral quartz and alumina slurry is studied to understand the mechanism of corrosion-accelerated material's degradation.(plate) Synergism of Electrochemical and Mechanical Factors in The mechanism of erosion corrosion of API X65 steel under (steel) Feb 10, 2006The mechanism of erosion-corrosion of API X65 steel under turbulent slurry flow Effect of nominal flow velocity and oxygen content. Wear 2019, 438-439 , 203053. https://doi/10.1016/j.wear.2019.203053; Heda Bai, Ang LI, Wei Quan.

The Mechanism of Alternating Current Corrosion of API The mechanism of erosion corrosion of API X65 steel under

The Mechanism of Alternating Current Corrosion of API Grade X65 Pipeline Steel E. Ghanbari,* M. Iannuzzi,** and R.S. Lillard,* ABSTRACT In the present work, corrosion rates of API grade X65 pipeline steel in sodium chloride solutions with and without alternating currents (AC) at different direct current (DC) potentials were(plate) Under-deposit corrosion behaviour of API 5L-X65 steel (steel) Under-deposit corrosion behavior of API 5L-X65 steel in CO 2 environment containing Sida Acuta extract Sunday ARIBO, Ekiomoadona Melody INEGBEDION, Sunday Joseph OLUSEGUN, Oladeji Oluremi IGE, Adekunle Sulaimon OGUNBADEJO, Peter Apata OLUBAMBI 270 -9 -8 -7 -6 -5 -4 -3 -2-1.0-0.8-0.6-0.4-0.2 0.0 Blank 100 ppm 200 ppm 300 ppm 400 ppm Cl lo g i (A The mechanism of erosion corrosion of API X65 steel under

The mechanism of erosion-corrosion of API X65 steel under The mechanism of erosion corrosion of API X65 steel under

1. Introduction. Erosion-corrosion is a complex mechanism of material degradation that affects many industries, including oil and gas. The process consists of electrochemical and mechanical degradation, as well as their potential combined synergistic effects .The presence of carbon dioxide (CO 2) in oil and gas produced fluids results in a

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