...Liang Dong; Yan Shen; Tiansiyu Gan Oil and gas pipelines are susceptible to direct current interference from nearby third-party cathodic protection or direct current transmission systems. This paper proposes a new method for analyzing direct current interference and its mitigation measures...

...-steel.co.jp . 14 February 2022 05 October 2022 05 October 2022 © 2022, AMPP 2022 carbon steel hydrogen concentration hydrogen-induced cracking hydrogen permeability H₂S partial pressure in situ linepipe oil and gas pH sour environment ultrasonic inspection...

... precipitates hydrogen nickel alloy oil and gas quality control methods UNS N07716 I n late 2019, a sudden failure occurred in a critical fastener made from Alloy 716 (UNS N07716 ⁽¹⁾ ) with a 120 ksi specified minimum yield strength (SMYS) on a subsea clamp connector assembly...

...Esteban Rodoni; Andreas Viereckl; Zakaria Quadir; Aaron Dodd; Kim Verbeken; Tom Depover; Mariano Iannuzzi Low alloy steels combine relatively low cost with exceptional mechanical properties, making them commonplace in oil and gas equipment. However, their strength and hardness are restricted...

... they are widely used in many industries. They are the workhorse corrosion-resistant alloy in the oil and gas industry. In this paper, their use in three industries common in Australia and New Zealand is reviewed: oil and gas, mineral processing, and desalination. The corrosion resistance in the relevant fluids...

... to CP, and substantial accumulations of calcareous deposits were found upon initial inspection. hydrogen embrittlement hydrogen induced stress cracking oil and gas subsea super duplex stainless steel Introduced in the late 1950s, duplex and super duplex stainless steels (DSS and SDSS...

...Taishi Fujishiro; Takuya Hara Hydrogen-induced cracking (HIC) is one of the major issues of line pipe exposed to sour environments. There are some guidelines on materials requirements for carbon and low alloy steels for H₂S-containing environments in oil and gas production. Generally...

...Hans Husby; Philip Wagstaff; Mariano Iannuzzi; Roy Johnsen; Mariano Kappes Nickel additions to low alloy steels improve mechanical and technological properties. However, Part 2 of ISO Standard 15156 limits the nickel content to a maximum of 1 wt% in oil and gas environments containing...

...J. Hesketh; G. Hinds; R. Morana Scouring pigging of oil and gas pipelines is used to maintain flow efficiency by abrading the inner surface to remove precipitates such as wax and scale. There has been uncertainty over whether pigging of corrosion resistant alloy pipelines used in sour service could...

...Seyed Javad Hashemi; Nicholas Bak; Faisal Khan; Kelly Hawboldt; Lianne Lefsrud; John Wolodko Managing microbiologically influenced corrosion (MIC) is both an economic and technological challenge for the oil and gas industry. There are studies and data generated regarding the corrosion mechanism...

...Helmuth Sarmiento Klapper; Raul B. Rebak Nickel alloys are broadly used in upstream oil and gas applications as a result of an advantageous set of properties including high mechanical strength accompanied by good ductility and toughness, excellent localized and environmentally assisted cracking...

...Jan Ivar Skar; Stein Olsen In order to become more cost efficient, the Norwegian authorities initiated in the early 1990s a standardization project for the upstream oil and gas industry. One of the important products from the project was the NORSOK M-001 standard which addresses the material...

...Eirik B. Haugan; Monika Næss; Cristian Torres Rodriguez; Roy Johnsen; Mariano Iannuzzi The oil and gas industry regularly uses Type 25Cr super duplex stainless steels (SDSS) for components exposed to seawater and hydrocarbon environments in topside facilities, downhole, and subsea equipment. Much...

... mercaptans naphthenic acid corrosion oil and gas sulfidation ultrasonic testing During the last decades, cost pressure on oil refineries has grown continuously, particularly in Europe, where consumption of crude oil products is decreasing more and more. ¹ As a consequence, oil...

...J. Abda; H. Davies; G. Hinds; A. Turnbull Materials selection is critical in the oil and gas industry, and pH has conventionally been a key parameter in the definition of appropriate qualification test conditions (e.g., in pH-H₂S domain diagrams). Modeling of the chemistry of oilfield...

...J. Hesketh; G. Hinds; R. Morana Hard wire brush pigging of oil and gas pipelines is often used to remove deposits and maintain flow efficiency but there is uncertainty as to whether the resulting mechanical damage could introduce a risk of localized corrosion or stress corrosion cracking...

... to predict the probability of events from their causes, and, if a particular event is known to have occurred, predict probable causes of that event. Two case studies, the first one involving internal corrosion and the second involving external corrosion of oil and gas pipeline, are presented, along...

... . Present address: Mechanical and Materials Engineering Division, Southwest Research Institute, 6220 Culebra Road, San Antonio, TX 78238. December 2002 December 2003 NACE International 2004 carbon dioxide corrosion model oil and gas pipelines precipitation Corrosion...

... in oil and gas environments were clarified. The CO₂ corrosion rate of the 13% Cr steels with Ni and Mo was < 0.3 mm/y at 180°C (356°F) in 20% sodium chloride (NaCl). It was less than that of the conventional 13% Cr steel (0.2% C-13% Cr). The corrosion rate of the steel slightly decreased...

... of saturated straight chain imidazolines, amides, and amines. amide amine bilayer brine carbon dioxide corrosion films imidazoline inhibitors linear polarization resistance mild steel oil and gas rotating cylinder electrode type 1018 mild steel Nitrogen-based organic surfactants...