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crack propagation

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430204
EISBN: 978-1-62708-253-2
... Water Circulation Systems with Special Reference to Marine Installations ,” p 166 – 172 , last modified 2011, eprints.nmlindia.org/3429/1/166-172.PDF 6.30 Yang D. , Singh P.M. , and Neu R.W. , Initiation and Propagation of Stress-Assisted Corrosion (SAC) Cracks in Carbon Steel...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430290
EISBN: 978-1-62708-253-2
... revealed a burst opening at the failure location. The opening contours had extended as longitudinal cracks with a wide opening and had subsequently propagated in the transverse direction ( Fig. 6.111a ). The outer surface had a thick adherent scale that had peeled off surrounding the failure contours. The...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430325
EISBN: 978-1-62708-253-2
... an optical micrograph showing blunt crack tips. Propagation of some of these cracks through the thickness of the tube gives rise to final fracture. Fig. 6.136 (a) SEM image with fatigue striations on the fracture surface of a stainless steel tube, 1000×. (b) Microstructure indicating...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090001
EISBN: 978-1-62708-266-2
...-intensity on crack propagation rates, and describes several mechanical fracture models, including corrosion tunnel, film-induced cleavage, and tarnish rupture models. crack initiation crack propagation stress-corrosion cracking STRESS-CORROSION CRACKING (SCC) is a term used to describe service...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090067
EISBN: 978-1-62708-266-2
... Abstract High-strength steels are susceptible to stress-corrosion cracking (SCC) even in moist air. This chapter identifies such steels and the applications where they are typically found. It provides information on crack growth kinetics and crack propagation models in which hydrogen...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090367
EISBN: 978-1-62708-266-2
... Abstract This chapter addresses the challenge of selecting an appropriate stress-corrosion cracking (SCC) test to evaluate the serviceability of a material for a given application. It begins by establishing a generic model in which SCC is depicted in two stages, initiation and propagation, that...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090043
EISBN: 978-1-62708-266-2
... Abstract This chapter addresses the issue of stress-corrosion cracking (SCC) in carbon and low-alloy steels. It discusses crack initiation, propagation, and fracture in aqueous chloride, hydrogen sulfide, sulfuric acid, hydroxide, ammonia, nitrate, ethanol, methanol, and hydrogen gas...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090341
EISBN: 978-1-62708-266-2
... environments are also discussed. Finally, experimental crack growth data is presented for a number of materials. References 14.1 Wiederhorn S.M. , Influence of Water Vapor on Crack Propagation in Soda-Lime Glass , J. Am. Ceram. Soc. , Vol 50 , 1967 , p 407 – 415 10.1111/j.1151...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090317
EISBN: 978-1-62708-266-2
... characteristic of this approach is that it measures the combined times for crack initiation and propagation. In cases where these effects have been separated, the time required for crack initiation typically exceeds that required for propagation; thus, the results are frequently dominated by initiation phenomena...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090191
EISBN: 978-1-62708-266-2
...), Electric Power Research Institute , 1987 6.34 Ford F.P. and Andresen P.L. , Development and Use of a Predictive Model of Crack Propagation in 304/316L, A533B/A508 and Inconel600/182 Alloys in 288 °C Water , Proc. Environmental Degradation of Materials in Nuclear Power Systems—Water...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090257
EISBN: 978-1-62708-266-2
.... , Transgranular SCC in Mg-Al Alloys , Corros. Sci. , Vol 11 , 1971 , p 533 – 541 10.1016/S0010-938X(71)80020-3 9.28 Fairman L. and Bray H.J. , Intergranular Stress-Corrosion Crack Propagation in Magnesium Aluminum Alloys , Br. Corros. J. , Vol 6 , 1971 , p 170 – 174 10.1179...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090221
EISBN: 978-1-62708-266-2
.../000705968798325939 7.23 Sparks G.M. and Scully J.C. , Stress Corrosion Crack Propagation in α-1 Brass in Ammoniacal Solutions , Corros. Sci. , Vol 14 , 1974 , p 619 10.1016/S0010-938X(74)80009-0 7.24 Takemoto T. and Hori S. , The Effect of pH, Copper Content and Ammonia...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090241
EISBN: 978-1-62708-266-2
... Abstract Aluminum is protected by a barrier oxide film that, if damaged, reforms immediately in most environments. Despite this inherent corrosion resistance, there are conditions where aluminum alloys, like many materials, are subject to the effects of stress-corrosion cracking (SCC). This...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090303
EISBN: 978-1-62708-266-2
... films makes wetting difficult. It is more difficult to wet zirconium in cesium than in mercury because of the rapid formation of cesium oxide. Results of DCB tests indicated that crack propagation rates were high (approximately 10 cm/s, or 4 in./s) for Zircaloy-2 in mercury ( Ref 11.4 ). All...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090333
EISBN: 978-1-62708-266-2
... in chloride-containing sulfuric acid tends to decrease with increase in potential from the corrosion potential. Fracture surfaces exhibited a mixture of granular and veinlike modes. The crack-nucleation sites, from which cracks propagated into the specimen, had granular patterns, as did those in...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090419
EISBN: 978-1-62708-266-2
... microscopic examination nickel nickel alloys nondestructive evaluation stress-corrosion cracking titanium titanium alloys fractography STRESS-CORROSION CRACKING (SCC) is a term used to describe service failures that occur by a process of environmentally induced crack initiation and propagation. It...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090095
EISBN: 978-1-62708-266-2
... suggest that the environmentally induced cracking process of duplex stainless steels in sour-gas environments comprises an anodic chloride SCC step in which the crack is initiated in the austenite phase and an HE propagation step in which the crack propagates through the ferrite phase ( Ref 4.102 , 4.104...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090271
EISBN: 978-1-62708-266-2
... ,” Naval Research Laboratory , 1972 10.5 “ Accelerated Crack Propagation of Titanium in Methanol, Halogenated Hydrocarbons, and Other Solutions ,” DMIC Memorandum 228, Defense Metals Information Center, Battelle Memorial Institute , March 6 , 1967 10.6 Wanhill R.J.H. , Aqueous...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090135
EISBN: 978-1-62708-266-2
... Abstract Nickel and nickel-base alloys are specified for many applications, such as oil and gas production, power generation, and chemical processing, because of their resistance to stress-corrosion cracking (SCC). Under certain conditions, however, SCC can be a concern. This chapter describes...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090349
EISBN: 978-1-62708-266-2
... intergranular SCC is initiated, the crack will continue to propagate, provided sufficient tensile stresses are present. Initiation may occur in several locations in the HAZ, depending on the local conditions that promote intergranular SCC. Both initiation and propagation are highly variable processes that...