...Noriyuki Ida; Junichi Tani; Hirotaka Kawamura Applying organic chemicals as an oxygen scavenger or a corrosion inhibitor to the water treatment of steam-water circuits of power plants possibly results in the generation of organic acids, such as acetic acid. This necessitates assessing the effects...

...Mariana Costa Folena; Richard Barker; Frederick Pessu; José Antônio da Cunha Ponciano; Anne Neville Based on a review of both literature and field data, it is apparent that the role of acetic acid (HAc) in oilfield brines is both extremely complex and somewhat controversial. Although it is commonly...

...Vanessa Fajardo; Maryam Eslami; Yoon-Seok Choi; Bruce Brown; Srdjan Nešić The effect of undissociated acetic acid on the integrity of an iron carbonate (FeCO₃) layer formed on platinum and X65 steel substrates is investigated. Experiments were conducted using buffered solutions with 0.8...

...Aria Kahyarian; Bruce Brown; Srdjan Nešić The mechanism of the cathodic reaction in acetic acid corrosion of iron and API X65 mild steel was investigated in mildly acidic sodium chloride electrolytes. The behavior of the charge transfer controlled currents in the steady state voltammograms showed...

...Thu Tran; Bruce Brown; Srdjan Nešić; Bernard Tribollet Acetic acid (CH₃COOH) is recognized as an important factor in mild steel corrosion. Similar to carbonic acid (H₂CO₃) present in carbon dioxide (CO₂)-saturated aqueous environments, acetic acid...

... of FeCO₃ on the metal surface can decrease significantly the average corrosion rate. However, the protectiveness of this layer is challenged by the rate of droplet renewal (water condensation rate) and the overall corrosivity of the environment (CO₂ content, acetic acid concentration). Very...

... of the influence of the presence of hydrogen sulfide (H₂S; up to 0.13 bars) and acetic acid (HAc; up to 1,000 ppm) on carbon dioxide (CO₂) top-of-the-line corrosion. The study was performed in a 10 cm (4 in) internal diameter flow loop with system conditions constant at 70°C, 2 bars partial...

...M. Singer; B. Brown; A. Camacho; S. Nešić This research work presents a study of the combined influence of the partial pressure of hydrogen sulfide (H₂S) and the concentration of free acetic acid (CH₃COOH) on the general and localized carbon dioxide (CO₂) corrosion...

...V. Shankar Rao; L.K. Singhal Corrosion behavior of a Cr-Mn-Ni stainless steel designated as J204 (DIN 1.4376) was evaluated in acetic acid (CH₃COOH) solutions by electrochemical methods and boiling immersion tests. Resistance to stress corrosion cracking (SCC) was evaluated using U-bend...

... was to determine the concentration of acetic acid in the condensate. The presence of acetic acid (CH₃COOH) tends to increase the corrosion rate and to promote localized corrosion. The results of this study show that the concentration of free acetic acid in the condensate is determined predominantly...

...J. Amri; E. Gulbrandsen; R.P. Nogueira The presence of acetic acid (HAc) has been identified as one factor that may contribute to enhance localized top-of-the-line corrosion attacks in gas condensate pipelines. The role of free HAc on the growth of localized attacks in carbon dioxide...

...K.S. George; S. Nes̆ić The corrosion behavior of mild steel in the presence of acetic acid (CH₃COOH) and carbon dioxide (CO₂) has been investigated using electrochemical techniques and weight-loss measurements. Electrochemical measurements have shown that the presence...

... combination, two systems have been selected for study: mild steel (MS) under anodic polarization in a sodium acetate–acetic acid buffer solution (NaAc-AcH) and Al in a sodium chloride (NaCl) solution. The onset of crevice corrosion is respectively believed to be determined by a critical potential drop (IR...

... of carbon and low-alloy steels in oil and gas production. (3) H 2 CO 3 + e − ⇒ H + HCO 3 − RDS ‡ Corresponding author. NACE International 2003 acetic acid carbon steel carbon dioxide corrosion corrosion layer flow dynamics iron carbonate low-alloy...

... 1 2010 NACE International 2001 acetic acid elemental sulfur galvanic coupling hydrogen embrittlement cracking hydrogen sulfide nickel-based alloys passivity polarization precipitation-hardenable alloys sour gas stainless steels stress corrosion cracking sulfide stress...

... in acetic acid (CH₃COOH; HAc) solutions containing bromide ions. In 50% HAc solution containing 0.29 M Br ^– at 80°C, materials suffered serious general corrosion. The corrosion rate of UNS N02200 reached 2.94 mm/y, and UNS S31304 SS had a rate of 2.05 mm/y. Under this condition, UNS...

...M.M. Singh; A. Gupta The corrosion behavior of mild steel in acetic acid (CH₃COOH) solutions was studied by weight loss and potentiostatic polarization techniques. The variation in corrosion rate of mild steel with concentrations of CH₃COOH, evaluated by weight loss...

... are removed from the steel surface by electromigration. This can facilitate localized corrosion by lateral galvanic coupling. This mechanism explains the role of traces of free acetic acid (CH₃COOH, or HAc) and the existence of multiple steady states. Transposition to corrosion of iron by hydrogen...

...S.-Z. Yao; J.-H. Chen; L.-H. Nie The possibility of using the bulk acoustic wave (BAW) technique to study metal corrosion in low-conductivity organic solvents was demonstrated in relation to copper corrosion in acetic acid (CH₃COOH). Effects of oxygen, cupric ions, mineral acid...

... 2010 NACE International 1996 acetic acid corrosion resistance cyclic potentiodynamic pitting scans lead cable corrosion pitting sheathing simulated ground water underground corrosion x-ray diffraction Lead cable sheathing has been used successfully as a moisture barrier...