Results 1 to 10 of about 1,231 (190)

A Comparative Investigation of the Corrosion Resistance and HIC Suceptibility of API 5L X65 and API 5L X80 Steels [PDF]

open access: yesMaterials Research, 2019
High strength low alloy (HSLA) steels are used for the construction of pipelines for oil and natural gas transportation. For such applications pipelines must exhibit mechanical resistance and resistance to corrosion and hydrogen induced cracking (HIC ...
Janeth Marlene Quispe-Avilés   +3 more
doaj   +3 more sources

Evenmatched FCAW process in API 5L X80 steel welded joint [PDF]

open access: yesMaterials Research, 2014
The evenmatched welding conditions in FCAW-G process were used in API 5L X80 steel. In this study, two joint geometries (bevel 25° and 35°) with different process parameters were used.
Adérito de Aquino Filho   +2 more
doaj   +5 more sources

Empirical Failure Pressure Prediction Equations for Pipelines with Longitudinal Interacting Corrosion Defects Based on Artificial Neural Network [PDF]

open access: yesJournal of Marine Science and Engineering, 2022
Conventional pipeline failure pressure assessment codes do not allow for failure pressure prediction of interacting defects subjected to combined loadings. Alternatively, numerical approaches may be used; however, they are computationally expensive.
Suria Devi Vijaya Kumar   +3 more
doaj   +3 more sources

Investigation on size tolerance of pore defect of girth weld pipe. [PDF]

open access: yesPLoS ONE, 2018
Welding quality control is an important parameter for safe operation of oil and gas pipes, especially for high-strength steel pipes. Size control of welding defect is a bottleneck problem for current pipe construction.
Yan Li, Jian Shuai, Kui Xu
doaj   +2 more sources

Influencia del precalentamiento en las propiedades de uniones soldadas de acero API 5L-X80 soldadas con alambre tubular autoprotegido

open access: yesRevista de Metalurgia, 2004
Este trabajo presenta un estudio sobre la caracterización de las propiedades mecánicas de uniones soldadas con alambre tubular autoprotegido, de acero API 5L-X80. En este sentido, se evalúa la influencia de la temperatura de precalentamiento, manteniendo
R. Cooper, J. H.F. Silva, R. E. Trevisan
doaj   +3 more sources

Ni0.5Zn0.5Fe2O4 as a Potential Corrosion Inhibitor for API 5L X80 Steel in Acidic Environment

open access: yesInternational Journal of Electrochemical Science, 2014
Corrosion inhibitors are widely used in acid solutions during pickling, cleaning/descaling of boilers and several other industrial applications.
A.U. Chaudhry   +3 more
doaj   +2 more sources

Study of the Plastic Deformation of API 5L X80 Steel Exposed to the Microbiological Action of Produced Water [PDF]

open access: yesMaterials Research, 2020
The mechanical behavior of the API 5L X80 steel exposed to the produced water by the petroleum industry, besides being dependent on the intrinsic properties of the steel, is influenced by the corrosivity characteristics of the electrolyte that may be ...
Edkarlla Sousa Dantas de Oliveira   +4 more
doaj   +1 more source

Evaluation of the Multi-Structural Potential of Ni-Co/SiC Nanocomposite Coatings Electrodeposited in API 5L X80 Steel [PDF]

open access: yesMaterials Research, 2021
The use of nanocomposite coatings on carbon steel has been very promising. In this paper, the formation mechanism of multilayer of Ni-Co/SiC nanocomposite coating electrodeposited in API 5L X80 steel was investigated.
Roseana F. da C. Pereira   +3 more
doaj   +1 more source

Fragilización por Hidrógeno de los Aceros API 5L X60 y API 5L X80 [PDF]

open access: yesInformación tecnológica, 2011
Se ha determinado el comportamiento mecanico de los aceros API 5L grados X60 y X80, fragilizados por hidrogeno ambiental y por hidrogeno interno. El potencial y la densidad de corriente para la generacion del hidrogeno fueron determinados por polarizacion potenciodinamica, y el tiempo de saturacion estimado a partir de datos de difusividad y ...
Araújo, Bruno A   +3 more
openaire   +2 more sources

The effect of heat input on microstructure and HAZ expansion in dissimilar joints between API5L X80 / DSS 2205 steels using thermal cycles

open access: yesRevista de Metalurgia, 2022
In this research, the effect of the shielded metal arc welding (SMAW) process heat input upon the microstructure and development of the heat-affected zone in the dissimilar joint of API 5L X80/DS5 2205 steels was investigated by recording the thermal ...
Seyed Meisam Zahraei   +2 more
doaj   +1 more source

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