CO2 corrosion
Effect of the Temperature on the CO2-Corrosion of Ni3Al
... °C. Corrosion rate observed at 80 °C is comparable to that observed at 30 ...the corrosion rate in two ...the corrosion rate at higher temperatures becomes lower because a good protective layer forms ...
16
Inhibition of Carbon Steel CO2 Corrosion in High Salinity Solutions
... The carbon steel electrode was prepared by embedding the carbon steel plate in epoxy resin and exposing a flat surface of approximately 1 cm 2 to the electrolyte. Prior to each measurement, the electrode surface was ...
13
Hydrodynamic Effects on the CO2 Corrosion Inhibition of X-120 Pipeline Steel by Carboxyethyl-imidazoline
... the corrosion inhibitor layer forming on mild steel ...the corrosion inhibitor in the ...the corrosion current densities were decreased, and charge transfer resistances were increased with flow ...
15
An Investigation on the Performance of an Imidazoline Based Commercial Corrosion Inhibitor on CO2 Corrosion of Mild Steel
... a corrosion inhibitor into the system increases the corrosion potential towards more noble ...of corrosion inhibitors with the anodic site causes an increase in the anodic Tafel slope or a decrease ...
10
Imidazoline Derivatives Based on Coffee Oil as CO2 Corrosion Inhibitor
... the corrosion of the carbon steel provokes the dissolution (Fe 2+ ) of the bare metal and its reaction to form a non-passivating porous adherent corrosion product that does not interferes with the access of ...
17
Effect of Microestructure on the CO2 Corrosion Inhibition by Carboxyamidoimidazolines on a Pipeline Steel
... the corrosion product layer and form a protective barrier between the base material and the corrosive ...the corrosion products layer is modified by the ...
14
A parametric investigation on the influence and inhibition performance on CO2 corrosion of carbon steel
... lower corrosion current densities. As a result of increase in corrosion potential to the positive direction and decrease of the corrosion current density, it can be confirmed that MEG reduces the ...
245
Effect of Hydroxyethil imidazoline and Ag Nanoparticles on the CO2 Corrosion of Carbon Steel
... corrosion inhibitors for carbon steel in 3% NaCl+diesel solution at 50°C. Testing techniques includes linear polarization resistance, electrochemical impedance spectroscopy, and electrochemical noise measurements ...
15
Effects of Second Thermal Cycles on Microstructure and CO2 Corrosion Behavior of X80 Pipeline Steel
... The corrosion of pipelines, which depends on the internal and external environments, is difficult to predict and control [11, 12], especially in the welded ...the corrosion behavior of the ...the ...
18
Prediction of CO2 corrosion growth in submarine pipelines
... The data obtained from in-line inspection using pig devices has many uncertainties owing to certain level of errors (Pandey, 1998). The existing uncertainties are difficult to be eliminated in the pipeline analysis and ...
13
CO2 Corrosion Inhibition by Imidazoline Derivatives Based on Coconut Oil
... of corrosion inhibitor is a standard practice in oil and gas production systems to control internal corrosion of carbon steel ...The corrosion inhibition of organic compounds is related to their ...
14
Early stages of pitting corrosion of UNS K03014 carbon steel in sour corrosion environments: The influence of CO2, H2S and temperature
... In-situ electrochemical measurements: Electrochemical measurements were conducted on two samples per test cell. Each sample formed the working electrodes in a three electrode cell which also comprised of an Ag/AgCl ...
18
Potential of Martensitic Stainless Steel X5CrNiCuNb 16-4 as Pipe Steel in Corrosive CCS Environment
... pitting corrosion, 3-D-images were realized by the double optical system Microprof TTV by ...the corrosion were determined by the corrosion rates which were calculated via mass change of the samples ...
8
Electrochemical and Corrosion Behavior of 316L Stainless Steel in a CO2-SO2-H2O Mixture
... of corrosion behaviors of steels in weak acid environments is currently a hot research ...the corrosion behavior of mild steel in carbonic and acetic acid solutions and concluded that carbonic and acetic ...
12
Effect of Temperature on Corrosion Behavior of VM110SS Casing Steel in the CO2/H2S Coexistent Environment
... of corrosion product on the metallic surface in the liquid ...the corrosion scale with a brittle characteristic can be ...the corrosion scale covering the metallic surface increases as the ...
15
REVIEW OF CORROSION KINETICS AND THERMODYNAMICS OF CO2 AND H2S CORROSION EFFECTS AND ASSOCIATED PREDICTION/EVALUATION ON OIL AND GAS PIPELINE SYSTEM.
... in corrosion mitigation, since it allows an assessment of the determining characteristics of a corroding ...if corrosion is controlled by concentration polarization, then any change that increases the ...
7
In Vitro Bioactivity and Corrosion Properties of Laser Beam Welded Medical Grade AISI 316L Stainless Steel in Simulated Body Fluid
... the corrosion products on the surface of the laser beam welded and non-welded samples, 100 milliliters of nitric acid (HNO 3 ) was prepared from the chemical ...
16
Effect of CO2 Saturation on the Corrosion Behaviour of AZ31B Magnesium Alloy in Na3PO4 Solutions
... containing hydroxy carbonates and hydroxy chlorides that provided a partly protective layer on the surface of the magnesium alloy. But it is unlikely to form a thin fluid film on magnesium alloy in their study. While ...
13
Internal Corrosion Solution for Gathering Production Gas Pipelines Involving Palm Oil Amide Based Corrosion Inhibitors
... general corrosion; PF from 0.01 to 0.1, general corrosion with presence of pitting attack, and PF > ...localized corrosion is because the HDA measurements are quite noisy, and the corrosion ...
14
Understanding the influence of SO2 and O2 on the Corrosion of Carbon Steel in Water-Saturated Supercritical CO2
... recorded corrosion rates less than ...reduce corrosion rate, or that initial corrosion rates in the system are very high and begin to decline significantly throughout the test duration due to the ...
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