Failure Analysis of API 5L (Grade B) Oil Field Separator Flowline Pipe

Failure Analysis of API 5L (Grade B) Oil Field Separator Flowline Pipe J Fail. Anal. and Preven. https://doi.org/10.1007/s11668-018-0454-0 CASE HISTORY—PEER-REVIEWED Failure Analysis of API 5L (Grade B) Oil Field Separator Flowline Pipe . . . S. Nasrazadani Mst Alpona Akhtar Apurva Patel Chris Ezell Submitted: 5 October 2017 / in revised form: 8 March 2018 ASM International 2018 Abstract This paper presents the root cause failure The crude oil in general contains corrosive species such analysis of an API 5L (Grade B) pipe that failed while in as hydrogen sulfide (H S), elemental sulfur (S), carbon full well stream service in the oil and gas industry. The dioxide (CO ), inorganic salts including various metal operating temperature ranged from 120 to 190 F and was chlorides, for example, calcium chloride (CaCl ), magne- exposed to hydrogen sulfide (H S) concentrations of 350– sium chloride (MgCl ), aluminum chloride (AlCl ), sodium 2 2 3 1000 ppm. Visual inspection, hardness test, metallography, chloride (NaCl), water (H O), organic acids, and bacteria Fourier transform infrared spectrophotometry, scanning [3, 4]. Thus, in this aggressive corrosion environment, electron microscopy, and energy-dispersive X-ray spec- many constituents, such as chlorides, will accelerate the troscopy were carried out to investigate the pipe failure. corrosion of unprotected steel, and http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Failure Analysis and Prevention Springer Journals

Failure Analysis of API 5L (Grade B) Oil Field Separator Flowline Pipe

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Publisher
Springer US
Copyright
Copyright © 2018 by ASM International
Subject
Materials Science; Tribology, Corrosion and Coatings; Characterization and Evaluation of Materials; Classical Mechanics; Structural Mechanics; Quality Control, Reliability, Safety and Risk
ISSN
1547-7029
eISSN
1864-1245
D.O.I.
10.1007/s11668-018-0454-0
Publisher site
See Article on Publisher Site

Abstract

J Fail. Anal. and Preven. https://doi.org/10.1007/s11668-018-0454-0 CASE HISTORY—PEER-REVIEWED Failure Analysis of API 5L (Grade B) Oil Field Separator Flowline Pipe . . . S. Nasrazadani Mst Alpona Akhtar Apurva Patel Chris Ezell Submitted: 5 October 2017 / in revised form: 8 March 2018 ASM International 2018 Abstract This paper presents the root cause failure The crude oil in general contains corrosive species such analysis of an API 5L (Grade B) pipe that failed while in as hydrogen sulfide (H S), elemental sulfur (S), carbon full well stream service in the oil and gas industry. The dioxide (CO ), inorganic salts including various metal operating temperature ranged from 120 to 190 F and was chlorides, for example, calcium chloride (CaCl ), magne- exposed to hydrogen sulfide (H S) concentrations of 350– sium chloride (MgCl ), aluminum chloride (AlCl ), sodium 2 2 3 1000 ppm. Visual inspection, hardness test, metallography, chloride (NaCl), water (H O), organic acids, and bacteria Fourier transform infrared spectrophotometry, scanning [3, 4]. Thus, in this aggressive corrosion environment, electron microscopy, and energy-dispersive X-ray spec- many constituents, such as chlorides, will accelerate the troscopy were carried out to investigate the pipe failure. corrosion of unprotected steel, and

Journal

Journal of Failure Analysis and PreventionSpringer Journals

Published: Jun 5, 2018

References

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