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Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001319
EISBN: 978-1-62708-215-0
... of the crown areas would also be tensile. Metallographic inspection of the cracked regions was carried out in situ by using a fixture to position a portable microscope vertically over the cracked region ( Fig. 1 ). Surface preparation was performed using standard commercial equipment. Figure 2 shows...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003523
EISBN: 978-1-62708-180-1
... be obtained prior to, during, or after the scene investigation and may include: Type of accident Time and date Location Weather/environmental conditions Eyewitnesses/personnel present in accident vicinity Type of equipment involved Equipment settings Equipment/scene condition...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006817
EISBN: 978-1-62708-329-4
... form, RCM has been used since the 1980s in dozens of industries at hundreds of sites around the world. Earlier forms were used by commercial aviation in the United States and in Europe starting in the 1960s. In some ways, the name RCM is misleading. Despite the presence of the word reliability...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003504
EISBN: 978-1-62708-180-1
... used since the 1980s in dozens of industries at hundreds of sites around the world. Earlier forms were used by commercial aviation in the United States and in Europe starting in the 1960s. In some ways, the name “RCM” is misleading. Despite the presence of the word “reliability” in its name, RCM...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006802
EISBN: 978-1-62708-329-4
... Abstract Life assessment of structural components is used to avoid catastrophic failures and to maintain safe and reliable functioning of equipment. The failure investigator's input is essential for the meaningful life assessment of structural components. This article provides an overview...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003512
EISBN: 978-1-62708-180-1
... structural components structural design LIFE ASSESSMENT of structural components is used to avoid catastrophic failures and to maintain safe and reliable functioning of equipment. The articles in the “Structural Life Assessment Methods” Section in this Volume are written to provide an overview...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001570
EISBN: 978-1-62708-220-4
... Thermal fatigue fracture Crevice corrosion In recent years, there has been a growing application of reactive metals in the processing equipment in chemical, petroleum, and power industries. Commercially pure titanium with desirable engineering properties as well as excellent corrosion resistance...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0090030
EISBN: 978-1-62708-217-4
... of this problem, due to the extremely rare occurrence of HA particles in rotor-grade titanium. The Aerospace Industries Association Rotor Integrity Subcommittee, an industry group composed of commercial gas turbine original equipment manufacturers, has been working on this issue in consort with the FAA...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001318
EISBN: 978-1-62708-215-0
.... 15 EDS spectrum (high-energy band) representative of areas on or near fracture surfaces of two failed discs. Hg indications are barely above background. Abstract Failure of three C22000 commercial bronze rupture discs was caused by mercury embrittlement. The discs were part of flammable...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006772
EISBN: 978-1-62708-295-2
.../environmental conditions Eyewitnesses/personnel present in accident vicinity Type of equipment involved Equipment settings Equipment/scene condition Electronic data from monitoring devices (surveillance video, event data recorders, etc.) Other The type and amount of factual information...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001267
EISBN: 978-1-62708-215-0
... electron microscope equipped with an energy-dispersive x-ray microprobe. Fatigue fractures originated at rub marks on the inside edge of the spring. An investigation of loads encountered in service indicated that the springs had been loaded to a large fraction of the yield strength. Redesign of the spring...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.pulp.c9001565
EISBN: 978-1-62708-230-3
... resistant to SCC. The candidate materials are commercial grade unalloyed titanium or Inconel 600, which have superior resistance to SCC compared to austenitic stainless steels. Paper machines Piping Weld defects White liquor 304 UNS S30400 Joining-related failures Stress-corrosion cracking...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001385
EISBN: 978-1-62708-215-0
... through one of the two “hot” lines providing nominal 220-volt service. The 220-volt service requires both “hot” lines or phases. Equipment such as electrical appliances requiring 220-volt service will usually not operate if supplied with only one side of the 220-volt service. The fire investigator...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.med.c9001690
EISBN: 978-1-62708-226-6
... regulation agencies create mechanisms to avoid commercialization of surgical implants that are not in accordance with standards and adopt the practice of retrieval analysis of failed implants. This would protect the public health by identifying and preventing the main causes of failure in surgical implants...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001639
EISBN: 978-1-62708-229-7
... of the 46 year old, inactive, 1.03 million gallon waste storage tank. A steerable, magnetic wheel wall crawler was inserted into the annular space through small (6 in., or 150 mm, diam) holes/risers in the tank top. The crawler carried the equipment used to simultaneously collect data with up to four UT...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003515
EISBN: 978-1-62708-180-1
.... These advances in measurement capability have been paralleled by changes in practices for the design of structures. Thinking has evolved from the notion that no flaws can be tolerated in structures and equipment to the recognition that some level of material imperfection will generally be present...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001536
EISBN: 978-1-62708-229-7
... and of reducing the likelihood of subsequent contamination of laboratory space and equipment. In failure analysis, the need to decontaminate the failed component must always be balanced against the desirability of retaining as much information as possible related to the cause of failure. Radioactive...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003503
EISBN: 978-1-62708-180-1
... be maintained by the customer in an efficient and cost-effective manner. This function requires analysis of part removal, replacement, teardown and buildup of the product in order to determine the time to do the operation, the skill levels required, the type of support equipment needed, and the documentation...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001687
EISBN: 978-1-62708-220-4
... Procedure The sample used in this investigation is a commercial HK40 alloy of chemical composition (in wt%) 0.42%C, 1.1%Mn, 1.4%Si, 25.6%Cr, 20.1%Ni and balanced iron. It was obtained from a steam reformer tube, which creep ruptured after approximately 35000 hours of service. The tube had an outside...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001079
EISBN: 978-1-62708-214-3
.... References References 1. “Evaluation of the Ultrasonic Data Recording and Processing System (UDRPS),” EPRI Report NP-4397, Electric Power Research Institute, Jan 1986 . 2. “Evaluation of the Commercial Machine Works Boresonic System,” EPRI Report NP-5948, Electric Power Research Institute...