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velocity-affected corrosion

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Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006783
EISBN: 978-1-62708-295-2
... galvanic corrosion, uniform corrosion, pitting, crevice corrosion, intergranular corrosion, selective leaching, and velocity-affected corrosion. In particular, mechanisms of corrosive attack for specific forms of corrosion, as well as evaluation and factors contributing to these forms, are described. These...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001013
EISBN: 978-1-62708-234-1
... of corrosion damage after three years' exposure. This change was made five years ago and there have been no failures since. Corrosion environments Gas pipelines Inhibitors Materials substitution Sweet gas Carbon steel Erosion - corrosion Velocity-affected corrosion A wall section of...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0091402
EISBN: 978-1-62708-234-1
... 35018 UNS F22400 Velocity-affected corrosion Leakage was detected in a malleable iron elbow after only three months in service. Life expectancy for the elbow was 12 to 24 months. The 21 mm (0.82 in.) ID 90° elbow connected segments of 19 mm (0.75 in.) pipe with a wall thickness of 2.9 mm (0.11 in...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001679
EISBN: 978-1-62708-229-7
... process cooling water. Shot peening is now being used in an attempt to place the outside of the diffuser tube in compression to eliminate the stress-corrosion cracking. Diffusion pumps Mercury Nuclear reactor components Tritium purfication 304L UNS S30403 Velocity-affected corrosion Pitting...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0048714
EISBN: 978-1-62708-229-7
... (copper alloy C61400). Heat exchangers Impingement corrosion Tubes C44300 UNS C44300 Corrosive wear Velocity-affected corrosion Tubes in heat exchangers used for cooling air failed in an increasing number after 5 to 6 years of service. Air passed over the shell-side surface of the tubes...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003548
EISBN: 978-1-62708-180-1
... corrosion, pitting and crevice corrosion, intergranular corrosion, and velocity-affected corrosion. The article contains a table that lists combinations of alloys and environments subjected to selective leaching and the elements removed by leaching. corrosion crevice corrosion dealuminification...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001276
EISBN: 978-1-62708-215-0
... properties Piping Turbulent flow Wall thickness Carbon steel Erosive wear Velocity-affected corrosion Erosion - corrosion Reference 1. Metals Handbook, Vol. 10: Failure Analysis and Prevention , 8th ed. , ASM , Metals Park, OH , 1975 , p 542 . Selected References...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001065
EISBN: 978-1-62708-214-3
...-joints). This was obvious by the wear patterns observed during visual examination. An increase in velocity results in increased erosion corrosion attack. This increased attack may proceed continuously with increased velocity or may be negligible until a critical velocity is reached and then proceed at...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001561
EISBN: 978-1-62708-229-7
... also been observed ( 6 ) that heat treatment conducted at 1050°C for 15 minutes in order to remove the effects of prior cold work has been somewhat effective in reducing the materials susceptibility to stress corrosion cracking. Thermal cutting of stainless steels can also affect the materials...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001827
EISBN: 978-1-62708-241-9
...; temperatures are approximate [ 1 ] Various parameters may affect the development of these two forms, including alloy composition, thermomechanical conditions, gas composition and velocity, contaminants, gas and metal temperature cyclings, and erosion processes [ 4 , 7 – 9 ]. It should be noted that the...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003555
EISBN: 978-1-62708-180-1
... Abstract High temperature corrosion may occur in numerous environments and is affected by factors such as temperature, alloy or protective coating composition, time, and gas composition. This article explains a number of potential degradation processes, namely, oxidation, carburization and...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003549
EISBN: 978-1-62708-180-1
... categorized as being uniform or localized. Uniform corrosion is the most common form of corrosion. Its mechanism is electrochemical and is identified as a consistent loss of material over the entire exposed surface of the material in question. This is the type of corrosion that affects the greatest number of...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006782
EISBN: 978-1-62708-295-2
... that affects the greatest number of structures, such as buildings, bridges, pipelines, and outdoor equipment. It attacks the most surface area and is the most expensive. Uniform corrosion is also the easiest to analyze, predict corrosion rates for, and establish preventive measures and maintenance...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
... Abstract High-temperature corrosion can occur in numerous environments and is affected by various parameters such as temperature, alloy and protective coating compositions, stress, time, and gas composition. This article discusses the primary mechanisms of high-temperature corrosion, namely...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003553
EISBN: 978-1-62708-180-1
... nonmechanical factor. Fig. 4 Stress-corrosion crack growth. (a) Schematic diagram of typical crack-propagation rate as a function of crack-tip stress-intensity behavior illustrating the regions of stage 1, 2, and 3 crack propagation as well as identifying the plateau velocity and the threshold stress...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003551
EISBN: 978-1-62708-180-1
... sintering) for maximum thermal stress resistance are, on the whole, opposed to those for maximum corrosion resistance. The main mechanical criterion that affects material selection is the load-bearing capability at the service temperature. This capability may be embodied in the hot strength (hot modulus of...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006794
EISBN: 978-1-62708-295-2
... Carbide-Cobalt Thermal Spray Coatings on Their Solid Particle Erosion Behaviour , Surf. Eng. , Vol 28 , 2012 , p 237 – 243 10.1179/1743294411Y.0000000016 45. Eliassen R. , Pereda C. , Romeo A.J. , and Skrinde R.T. , Effects of pH and Velocity on Corrosion of Steel Water...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003567
EISBN: 978-1-62708-180-1
... from 1.6 to 4.8 but are generally between 2 and 3 ( Ref 18 ). The velocity of the slurry not only affects the rate of mechanical damage of a material but the corrosion rate as well. Above a threshold velocity, corrosion products can effectively be stripped from an alloy, thus making available a new...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001420
EISBN: 978-1-62708-220-4
... to be present in the material being centrifuged. The outer surface was similarly affected but to a lesser degree. With regard to the localised spots of corrosion present where the burrs on the “Monel” metal lining had been in contact with the inner surface of the basket, these were approximately...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001817
EISBN: 978-1-62708-180-1
... cracking mainly affects the brasses and the austenitic stainless steels, but corrosion fatigue can occur in most metallic materials used in the chemical industry. Two general sources of stress and environment are necessary for corrosion fatigue: (1) where the cyclic stress and corrosive environment...