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line pipe

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Published: 01 August 2005
Fig. 5.64 Crack growth in X-65 line pipe steel exposed to air and 3.5% salt water with a superimposed cathodic potential. Source: Ref 5.79 More
Image
Published: 01 July 2000
Fig. 7.82 Effects of strain rate upon stress corrosion susceptibility of line pipe steel in 79 °C, 2 N CO 3 /HCO 3 solutions at several potentials relative to SHE. Redrawn from Ref 119 More
Image
Published: 01 December 2015
Fig. 7 Intergranular high-pH stress-corrosion crack in line pipe steel. Nital etchant. Original magnification: 400× More
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Published: 01 September 2011
Fig. 2.7 Two-spindle pipe winder with in-line curing station More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310247
EISBN: 978-1-62708-286-0
... Abstract This chapter discusses various factors pertinent to the prevention of corrosion in alloys for petroleum applications and reviews the selection of stainless steels for petroleum applications, including oil country tubular goods, line pipe, offshore platforms, liquefied natural gas...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030338
EISBN: 978-1-62708-282-2
... on American Petroleum Institute API 5L specifications ( Ref 10 ). Typically, maximum composition limits are specified for carbon, manganese, phosphorous, and sulfur. In some cases, other alloying elements are added to improve mechanical properties. Composition and tensile requirements for common line pipe...
Image
Published: 01 July 2000
Fig. 7.123 Corrosion-fatigue-crack-growth rate as a function of stress-intensity range for X-65 line pipe steel in air and at the free corrosion potential in 3.5% NaCl at indicated frequencies and R = 0.2. Corrosion potential = –440 ± 30 mV (SHE). (Note: Original reference includes data More
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Published: 01 July 2000
Fig. 7.122 Corrosion-fatigue-crack-growth rate as a function of stress-intensity range for X-65 line pipe steel in air and in 3.5% NaCl solution under cathodic coupling to zinc. Cycled at indicated frequencies and R = 0.2. Coupled potential = –800 ± 10 mV (SHE). (Note: Original reference More
Image
Published: 01 July 2000
Fig. 7.119 Fatigue-crack-growth rates as a function of stress-intensity amplitude for X-65 line pipe steel in air. Frequency 0.1–15 Hz, at R = 0.2. Redrawn from Ref 169 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030023
EISBN: 978-1-62708-282-2
... in higher resistivity soil. Accelerated corrosion occurs on the foreign line at the point of current discharge. The location of the discharge can be detected because the pipe-to-soil potential is very low at that point. Likewise in an oil or gas field, where the flow-line system or the well casings from...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910331
EISBN: 978-1-62708-250-1
... pipe 2.47 2.74 1.74 2.38 PTFE-lined steel 2.62 2.78 2.14 2.70 Ni-Cu Alloy 400, Sch. 5 2.63 2.95 2.28 2.47 Nickel 200, Sch. 5 2.69 3.71 2.32 2.65 Alloy 20, Sch. 40 2.87 4.68 2.41 5.55 Ni-Cu Alloy 400, Sch. 40 3.17 4.95 3.17 4.33 Ni-Cr Alloy 600, Sch. 5 3.23...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130503
EISBN: 978-1-62708-284-6
... would always be the location of maximum susceptibility to cracking. Using the advantages of modern low-carbon steels and consumables, Nippon Steel (Ref 4) designed a series of commercial low-carbon steels for line pipes that could be welded while maintaining high strength and toughness with equally...
Image
Published: 01 June 1988
Fig. 10.11 Schematic illustration of equipment used for in-line induction through hardening and tempering of pipe-mill products. Pipe enters from the right, is austenitized, quenched, drained, and tempered. Following tempering, the pipe is transferred to cooling beds for air cooling. From R. M More
Image
Published: 01 June 1988
Fig. 6.18 Plot used to determine power requirements for induction welding of steel pipe. The required power in kilowatts is equal to the product of the line speed (in fpm), the pipe wall thickness (in in.), the width of the heated zone (in in.), and V as determined from the plot. From G. F More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030089
EISBN: 978-1-62708-282-2
...) for stress relief was beneficial in reducing HAZ attack ( Ref 2 ), despite the previous comments. HAZ/Fusion Line Corrosion of Welded Line Pipe There is a particular case of preferential weldment corrosion worth highlighting in respect to electric-resistance-welded/high-frequency-induction-welded (ERW...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030247
EISBN: 978-1-62708-282-2
... up from $589 million for surface piping and facility costs, $463 million in downhole tubing expenses, and $320 million in capital expenditures related to corrosion. The control of corrosion through the use of coatings, metallurgy, nonmetallic materials of construction, cathodic protection, inhibitors...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820177
EISBN: 978-1-62708-339-3
... involving the core spray, reactor water cleanup, residual heat removal, control-rod return lines, and isolation condenser lines have also been affected. A schematic of a recirculation piping system representative of one BWR model is shown in Fig. 6 . Piping systems in a typical BWR may have 150 to 200...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820013
EISBN: 978-1-62708-339-3
... of Welded Line Pipe There is a particular case of preferential weldment corrosion worth highlighting in respect to electric-resistance-welded/high-frequency-induction-welded (ERW/HFI) pipe, where attack of the seam weld HAZ/fusion line can occur in aqueous environments or when exposed to the water...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030292
EISBN: 978-1-62708-282-2
... by the combination of moisture, sulfur components, and oxygen when process equipment is opened to air. Typical applications include linings and tray components in fractionation towers; piping; heat-exchanger tubes; reactor cladding; tubes and tube hangers in furnaces; various components for compressors, turbines...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050335
EISBN: 978-1-62708-311-9
... with epoxy-coated linings on the interior surfaces, the epoxy breaks down between the fifth and tenth years of use. The epoxy comes loose and will collect in strainers or in the quench spray holes of the coils or quench rings ( Ref 3 ). To prevent galvanic corrosion, the piping should not be made...