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environmental embrittlement

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Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001102
EISBN: 978-1-62708-162-7
... and metallurgical properties, material processing and fabrication, structural applications, mechanical behavior, environmental embrittlement, alloying effects, and crystal structure of aluminides of nickel, iron, titanium, and silicides. It describes the cleavage and intergranular fracture in trialuminides...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003632
EISBN: 978-1-62708-182-5
... of the environmentally induced fractures that were previously termed liquid-metal embrittlement are now considered solid metal induced embrittlement. Because satisfactory mechanistic models have not been developed for any of these forms of environmental cracking, the prediction of environmentally assisted cracking...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006786
EISBN: 978-1-62708-295-2
... embrittlement. This phenomenon shares many of these characteristics with other modes of environmentally induced cracking, such as hydrogen embrittlement and stress-corrosion cracking. The discussion covers the occurrence, failure analysis, and service failures of the embrittlement. The article also briefly...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003309
EISBN: 978-1-62708-176-4
... on the environmentally assisted crack growth of polymers is also included. The article details the evaluation of nanoscale environmental effects and indentation-induced cohesive cracking. It also provides information on scanning probe microscopy. hydrogen embrittlement stress-corrosion cracking corrosion fatigue...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003668
EISBN: 978-1-62708-182-5
... on crack growth rates under cyclic load. The article examines corrosion-fatigue cracking along with the effects of cracking due to stress corrosion and hydrogen embrittlement, which often occur together. It explains how test parameters such as loading and environmental conditions impact crack growth...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003543
EISBN: 978-1-62708-180-1
... of an overload failure. It also presents examples of thermally and environmentally induced embrittlement effects that can alter the overload fracture behavior of metals. atomic structure brittle cracking crack propagation crystalline structure ductile cracking ductility environmentally induced...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002388
EISBN: 978-1-62708-193-1
... mechanisms for SCC. It discusses the materials, environmental, and mechanical factors that control hydrogen embrittlement and SCC behavior of different engineering materials with emphasis on carbon and low-alloy steels, high-strength steels, stainless steels, nickel-base alloys, aluminum alloys, and titanium...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003164
EISBN: 978-1-62708-199-3
... a number of ordered intermetallics, such as iron aluminides, exhibit environmental embrittlement at ambient temperatures. The embrittlement involves the reaction of water vapor in air with reactive elements (aluminum, for example) in intermetallics to form atomic hydrogen, which drives into the metal...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003540
EISBN: 978-1-62708-180-1
... alterations. Grain boundaries are thus the preferential region for congregation and segregation of impurities. Weakening or embrittlement can also occur by preferential phase precipitation or absorption of environmental species in the grain boundaries. In addition, the grain-boundary regions are also weakened...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003836
EISBN: 978-1-62708-183-2
... the general corrosion behavior and localized corrosion behavior of transition metal-metal binary alloys, transition metal-metalloid alloys, and amorphous simple metal-transition metal-rare earth metal alloys. It concludes with a discussion on the environmentally induced fracture of glassy alloys, including...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006777
EISBN: 978-1-62708-295-2
...). Weakening or embrittlement can occur by preferential phase precipitation or absorption of environmental species in the grain boundaries. In addition, the grain-boundary regions may also be weakened by high temperature, whereby the predominant fracture path becomes intergranular (although transgranular...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006867
EISBN: 978-1-62708-395-9
... embrittlement and temperature on polymer performance. brittle fracture degradation environmental stress cracking performance polymers surface embrittlement temperature POLYMERIC MATERIALS are often differentiated according to their short-term and long-term mechanical properties. The category...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006784
EISBN: 978-1-62708-295-2
... that is defined in Properties and Selection: Irons, Steels, and High-Performance Alloys , Volume 1 of ASM Handbook , 1990, as ( Ref 5 ): Hydrogen environmental embrittlement Hydrogen stress cracking (HSC) Loss in tensile ductility This latter division focuses on the mechanical effects of HSC...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003667
EISBN: 978-1-62708-182-5
... physical or chemical action is involved. An identical disk is placed in the same test cell and subjected to hydrogen pressure until it bursts. Metallic materials that are susceptible to environmental hydrogen embrittlement fracture at a pressure lower than the helium-burst pressure. Materials...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003552
EISBN: 978-1-62708-180-1
... equivalent to the classification of hydrogen embrittlement in steels that is defined in Properties and Selection: Irons, Steels, and High-Performance Alloys , Volume 1, ASM Handbook , as follows ( Ref 5 ): Hydrogen environmental embrittlement Hydrogen stress cracking Loss in tensile ductility...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005411
EISBN: 978-1-62708-196-2
... experimental evidence to understand the environmental effect on the crack growth rate, as well as potentially shed light on the embrittling mechanism(s) that lead to the creep-brittle behavior in some materials. Also, experiments that characterize creep at the crack tip during long hold times at elevated...
Image
Published: 01 January 1997
Fig. 24 Schematic reaction-rate surface illustrating the variation in crack-propagation rate with the rate-controlling parameters in the slip-dissolution, film-induced cleavage and hydrogen-embrittlement mechanisms for environmentally assisted cracking in ductile alloy/aqueous environment More
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001322
EISBN: 978-1-62708-170-2
..., Electrodeposition MIL-STD-1500 Cadmium-Titanium Plating, Low Embrittlement SAE AMS 2401D Cadmium Plating, Low Hydrogen Content Cadmium Replacement Identification Identification of viable cadmium replacements requires engineering analysis of technical performance issues, environmental...
Book Chapter

By Bruce Craig
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003634
EISBN: 978-1-62708-182-5
...) and ductile transgranular fracture (TG) are shown. RA, reduction of area. Source: Ref 28 Aluminum Alloys Only recently has it been determined that hydrogen embrittles aluminum. For many years, all environmental cracking of aluminum and its alloys was represented as SCC; however, testing...
Image
Published: 01 January 2002
Fig. 3 Potential ranges of environmentally assisted cracking by (I) hydrogen embrittlement, (II) cracking of unstable passive film, and (III) cracking initiated at pits near the pitting potential. Vertical dashed lines define potential range over which nonpassivating films may crack under More