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Pipelines

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030338
EISBN: 978-1-62708-282-2
... Abstract This chapter discusses the most common causes and contributing factors for external corrosion and stress-corrosion cracking on oil and natural gas pipelines, as well as describes procedures for prevention, mitigation, detection, assessment, and repair. The forms of external corrosion...
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Published: 01 January 2000
Fig. 8 Stray-current effects in underground pipelines. (a) Stray currents cause corrosion in neighboring pipeline. (b) Redesign minimizes stray-current effects. More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030349
EISBN: 978-1-62708-282-2
... Abstract This chapter examines methods of internal corrosion prediction for multiphase pipelines and details methodologies to perform internal corrosion direct assessment for natural gas pipelines. Further, real-time monitoring techniques for assessing actual corrosion at critical locations...
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Published: 30 November 2013
Fig. 5 (a) Inner surface of a 12-in.-diameter crude oil pipeline that experienced an in-service leak. (b) Metallographic cross section of the leak location showing undercutting within the pit, a pitting morphology that is typically associated with MIC. More
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Published: 01 December 2015
Fig. 1 Example of external corrosion of an underground pipeline. Lower quadrant of pipeline shown after coating removal and abrasive cleaning More
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Published: 01 December 2015
Fig. 4 Stray current corrosion caused by foreign pipeline More
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Published: 01 December 2015
Fig. 5 Pipeline that experienced stray current corrosion caused by inverting the electrical leads to a cathodic protection rectifier More
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Published: 01 August 2013
Fig. 3.14 A natural gas pipeline that failed during field testing. Source: Ref 3.5 . More
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Published: 01 August 2018
Fig. 8.51 Macrograph of the longitudinal plane of a continuous cast plate of pipeline steel (0.08%C, 0.61%Mn, 0.21%Si, 0.0018%S, 0.005%P). (1) Columnar region (2) Center line, (3) Equiaxed “central” region, (4) Fine equiaxial region. As solid steel sinks in liquid steel, the equiaxed crystals More
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Published: 01 August 2018
Fig. 8.52 Macrograph of the longitudinal plane of a continuous cast plate of pipeline steel resistant to hydrogen induced cracking (HIC). (a) low superheat. (b) high superheat. All other casting and compositional parameters kept constant. The larger extension of the columnar zone More
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Published: 01 December 2015
Fig. 7 Stepwise cracking of a low-strength pipeline steel exposed to H 2 S. 6× More
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Published: 01 December 2015
Fig. 1 Cathodic protection of buried pipeline using a buried magnesium anode More
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Published: 01 December 2015
Fig. 5 Impressed-current cathodic protection of a buried pipeline using graphite anodes More
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Published: 01 December 2015
Fig. 8 Catastrophic pipeline failure involving corrosion. Courtesy of Corrosioneering—the On-line Corrosion Journal More
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Published: 01 December 2015
Fig. 13 Zinc bracelet anode at a joint in an offshore pipeline More
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Published: 01 January 2000
Fig. 7 Impressed-current cathodic protection of a buried pipeline using graphite anodes More
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Published: 01 January 2000
Fig. 11 Zinc “bracelet” anode at a joint in an offshore pipeline More
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Published: 01 June 2008
Fig. 18.23 Cathodic protection of a buried pipeline. (a) Using a buried magnesium anode. (b) Impressed-current cathodic protection of a buried pipeline using graphite anodes More
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Published: 01 January 2000
Fig. 66 Stepwise cracking of a low-strength pipeline steel exposed to hydrogen sulfide (H 2 S). 6× More
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Published: 30 April 2021
Fig. 1.1 Solid particle erosion of a pipeline wear-back (replacable impingement target at elbows) by boiler flyash More