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Carbon Steel Pipe - PubAg

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Last Updated: 16 October 2021

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Carbon and energy footprint of nonmetallic composite pipes in onshore oil and gas flowlines

A Life Cycle Assessment analysis was performed to compare the carbon and energy impact of several non-metallic composite pipes and carbon steel pipes made use of in onshore sour oil and gas manufacturing flowlines, based on a particular release case. From the raw material removal to the installation stage, all non-metallic pipe innovations assessed in this study were discovered to have a reduced carbon and energy footprint than CS pipelines. The manufacturing phase is the second biggest contributor to the emissions and was found to be five times bigger for CS pipelines than any of the non-metallic pipe technologies examined in this research study. Using stronger and lighter fiber reinforcements to replace conventional glass fibers in RTP pipelines made it possible for a recognizable decrease in the item weight. The possibility in decrease of overall discharges was outweighed by the extremely high carbon intensity of carbon fibers.

Source link: https://pubag.nal.usda.gov/catalog/7349379


Critical review: Microbially influenced corrosion of buried carbon steel pipes

External deterioration of buried carbon steel pipelines is a problem of global percentages, impacting a wide array of industries and services. This evaluation analyzes partnerships in between soil characteristics, microbiology and corrosion processes, focussing on the influences of microorganisms on external corrosion of hidden carbon steel pipes. Methods for boosting the understanding of microbially influenced corrosion are considered and critiqued, with the purpose of aiding those that work in the area of rust reduction.

Source link: https://pubag.nal.usda.gov/catalog/5470369


Development and application of a passion fruit seed oil microemulsion as corrosion inhibitor of P110 carbon steel in CO2-saturated brine

One of one of the most important causes of deterioration in the oil sector is carbon monoxide ₂ and the injection of corrosion preventions is a cost-effective way to avoid it. This work reports the development of environmental microemulsified systems based on interest fruit seed oil applied as corrosion preventions for carbon steel pipes P110 in artificial brine saturated with carbon monoxide ₂, at different temperature levels and prevention concentrations. Based on Electrochemical specifications of polarization examinations, the corrosion restraint efficiency of the microemulsion M8 surpassed 99 % and the existence of the microemulsion promoted a decrease of the cathodic and anodic reactions entailed in the deterioration procedure, characterizing the microemulsion as an adsorption prevention. The study of the steel surface area morphology by scanning electron microscopy and contact angle dimension confirmed the ability of the microemulsion to form a movie to safeguard the steel versus attack by electrolytes.

Source link: https://pubag.nal.usda.gov/catalog/6940778


Fatigue life of underwater wet welded low carbon steel SS400

In practice, undersea welding has the drawback relevant to high cooling rate and unpredictable welding arc due to the water hydrostatic pressure. Many of previous research works on underwater welding have been executed just on a research laboratory scale in shallow water deepness, whereas underwater welding was utilized to weld in the depth of the water with a metre scale. This research aims to determine the effect of water depth on the fatigue life of undersea welded joints. Low carbon steel SS400 specimens were bonded underwater with midsts of 2. 5 m, 5 m and 10 m. The air bonded joint was assessed for comparison objectives. The tiredness and tensile toughness of the air bonded joints were more than those of the undersea bonded joints. Based on the microstructure analysis, the number of acicular ferrite frameworks in weld metal boosted as the water level depth enhanced.

Source link: https://pubag.nal.usda.gov/catalog/7019575


Corrosion of carbon steel induced by a microbial-enhanced oil recovery bacterium Pseudomonas sp. SWP-4

Pseudomonas sp. SWP-4 has been confirmed to boost oil healing successfully. This study examined the deterioration habits of carbon steel generated by SWP-4. Electrochemical parameters suggested that SWP-4 promoted the rust in the rapid phase in the fastest development time. This research study proved that oil-- cell-free fermentation broth might prevent the corrosion and the development of sulphate-reducing microorganisms and saprophytic bacteria.

Source link: https://pubag.nal.usda.gov/catalog/6414210


The effect of mono ethylene glycol on the top of line corrosion rate of low carbon steel in acetic acid and elevated temperature environment

Top of line rust is a common corrosion case located on pipe that streams wet gas in oil and gas industry. The existing research study intends to examine the impact of mono ethylene glycol on the TOL corrosion rate of reduced carbon steel in acidic environment with raised temperature level. The outcome existing that MEG successfully reduce the condensation rate and TOL corrosion rate of reduced carbon steel at elevated temperature level environment. This revealed that enhancing of TOL rust restraint impact along the experimental period.

Source link: https://pubag.nal.usda.gov/catalog/6908964

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions