...-10v.%SiC and UNS R56400-10v.%TiB₂ materials for high-value parts manufacturing to be used in the corrosive geothermal environment. Nickel-based alloy Titanium-based alloy Carbon dioxide Hydrogen sulfide Energy-dispersive X-ray spectroscopy (EDS) Steam INTRODUCTION Proper material...

... that the presence of an iron carbonate layer increases the propensity for hydrate deposition, through both higher growth rates. Hydrates Corrosion Carbon Steel Carbon Dioxide Electrochemistry Scale The objectives of the experimental work were, initially, to form a uniform iron carbonate (FeCO₃...

... differ greatly. This model has been extensively calibrated against experimental results in both corrosion product free conditions as well as in conditions where corrosion product layers form. carbon steel corrosion rate modeling uniform corrosion carbon dioxide hydrogen sulfide It has been well...

...Abstract Carbon capture and storage or carbon capture and utilisation (CCS or CCU) are being considered in order to facilitate the extended use of both fossil-fuel power stations and high carbon dioxide (CO₂) emitting industrial facilities such as steel, cement and petrochemical plants...

... for application via umbilical and downhole capillaries. carbon steel corrosion inhibitor sweet sour carbon dioxide hydrogen sulphide localized corrosion pitting INTRODUCTION There are a range of materials available for oil and gas pipeline systems and downhole tubulars but, if it meets the necessary...

... under sand deposits tested at same conditions, i.e., 14-day exposure at 100°F (37.8°C). Under deposit corrosion Iron sulfide (FeS) sand mill scale hydrogen sulfide carbon dioxide INTRODUCTION The presence of surface deposits, such as sand, iron sulfide (FeS) and/or organic solids in oil and gas...

... condensation in the presence of Hydrogen Sulfide (H₂S) and Carbon Dioxide (CO₂). Abstract In any operating facility, the integrity of flare or relief lines should always be closely maintained, as it is one of the most important safeguards during plant upsets or emergency conditions...

...(4) HAc ( aq ) ⇌ H ( aq ) + + Ac ( aq ) − Abstract Recent developments in understanding the mechanism of mild steel corrosion in the presence of carboxylic acids, carbon dioxide, and hydrogen sulfide has challenged the conventional views to corrosion in anoxic...

... resulting from buffering ability of dissolved CO₂ and H₂CO₃. Metallic corrosion acidic corrosion mild steel carbon dioxide mechanism iron dissolution INTRODUCTION The profound effect of dissolved CO₂ on increasing the corrosion rate of pipeline steel...

... attack, especially at 800°C. However, at 25 bar the attack was reduced at 800°C compared to the breakaway oxidation at 1 bar. For the addition of SO₂ at 800°C, a more protective oxide formed at 1 bar but a thick, duplex Fe-rich oxide formed at 25 bar. carbon dioxide water vapor...

... inhibitor required to mitigate corrosion was investigated. Preferential weldment corrosion matching consumable weld nominal 1% nickel weld galvanic current precorrosion corrosion inhibition carbon dioxide INTRODUCTION Background to PWC The location and morphology of PWC is influenced by a complex...

... effect on general corrosion rate when compared to environments where carbon dioxide (CO₂) controlled the corrosion phenomenon. However, there are still several unknowns about the effect of H₂S on pitting, which is the most common mode of sour service failure. Regarding CRA...

... resistant alloy Localized corrosion Sulfide stress cracking pH Buffer solution Acid Carbon dioxide Bicarbonate Hydrogen sulfide INTRODUCTION The development of oil and gas wells tends to occur in harsh well conditions such as XHPHT (extremely high pressure high temperature) or high concentration...

...Abstract Pressurized Atlas Cell Testing is commonly understood to be an aggressive accelerated test for lining systems due the combination of pressure, temperature and a thermal gradient across the coating film known as the Cold Wall Effect. This is especially true when Carbon Dioxide...

... between the wet gas stream and the outside environment, leading to top of the line corrosion (TLC). TLC is caused by the dissolution of corrosive gases, like carbon dioxide and hydrogen sulfide, in the condensed water. The presence of acetic acid can also enhance TLC. In sweet environment, the initially...

... the implementation of surface interferometry to characterize pitting corrosion. Carbon dioxide hydrogen sulfide iron sulfide uniform corrosion pitting corrosion INTRODUCTION The mechanism of sour corrosion has been known to be more complex than sweet corrosion within the oil and gas industry...

... pits due to selective phase dissolution. It appears that the performance profile of these groups of stainless steels is still not completely known specifically at higher temperatures, and is obviously largely underestimated. duplex superduplex SSC SCC sour gas hydrogen sulfide carbon dioxide...

...) are then displayed in simple to read dashboard displays. This paper discusses these developments and suggests some further opportunities for development. Carbon Dioxide CO₂ Hydrogen Sulphide H₂S Sweet Sour Internal External Corrosion Monitoring Inspection Management NDE Fit...

... rate as well as the surface water chemistry as related to all the key species involved. The model has been successfully calibrated against experimental data in conditions where corrosion product layer do not form and in environments where they do, and compared to other similar models. carbon dioxide...

... of localized corrosion in a slightly sour environment. The experimental data was then analyzed and used to develop a correlation to relate these parameters to the likelihood of localized corrosion. localized corrosion sour corrosion pitting hydrogen sulfide carbon dioxide iron sulfide iron carbonate...