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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0048120
EISBN: 978-1-62708-225-9
...Abstract Abstract The pawl spring which was part of a selector switch used in telephone equipment failed. The springs were blanked from 0.4 mm (0.014 in.) thick tempered 1095 steel and then nickel plated. Numerous pits around the rivet holes were revealed by microscopic examination...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001777
EISBN: 978-1-62708-241-9
... After observing the fracture surface, no evidence of fatigue fracture—associated with equipment operation—was found. Figure 6 shows that one of the parts of the weld joint between the RHS member and the flange plate (region A) exhibited oxidation on its surface, indicating that a crack in this region...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0089774
EISBN: 978-1-62708-235-8
...Abstract Abstract An amusement ride failed when a component in the ride parted, permitting it to fly apart. The ride consisted of a central shaft supporting a spider of three arms, each of which was equipped with an AISI 1040 steel secondary shaft about which a circular platform rotated...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001667
EISBN: 978-1-62708-235-8
... weld process, including the overnight lag time, was repeated on another test plate. Blue discoloration of the test plate occurred similar to what was observed on the cylinder weldment. In an on-site metallographic analysis, all of the equipment required to perform the desired examination must...
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
..., annular space 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...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.matlhand.c9001549
EISBN: 978-1-62708-224-2
...Abstract Abstract Crane collapse due to bolt fatigue and fatigue failure of a crane support column, crane tower, overhead yard crane, hoist rope, and overhead crane drive shaft are described. The first four examples relate to the structural integrity of cranes. However, equipment such as drive...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001404
EISBN: 978-1-62708-220-4
... in the pan itself originated from the external side of the plate, i.e. from the region covered by the shrouding ring. They were predominantly of the transgranular type. Because the cracks were not of the intergranular type as usually found with weld decay, they were considered to be indicative of stress...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0047566
EISBN: 978-1-62708-235-8
... processing equipment Filler metal Welding parameters 502 UNS S50200 Joining-related failures Handles welded to the top cover plate of a chemical-plant downcomer broke at the welds when the handles were used to lift the cover. The handles were fabricated of 19-mm ( 3 4 -in.) diam low-carbon...
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
... Organization for Standardization , ISO 12891-4:2000(E), Geneve , p. 12 . 15. Daniel A.U. and Dunn H.K. : Proc. Symp. on Retrieval and Analysis of Orthopedic Implants , NBS Special Publication 472 , Maryland , 1976 , pp. 61 – 71 . 16. Anon : Medical Equipment and Devices Industry...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001813
EISBN: 978-1-62708-241-9
... in petroleum refining equipment . In: 20th Midyear Meeting of the American Petroleum Institute, Division of Refining , St. Louis, USA ( 1955 ) 2. Hall A.M. : Graphite formation in petroleum-refining equipment . In: Proceedings of the Forth World Petroleum Congress , Section VII.C; Paper 2, pp...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001843
EISBN: 978-1-62708-241-9
...Abstract Abstract The operator of an electric transit system purchased a large number of tin-plated copper connectors, putting some in service and others in reserve. Later, when some of the reserve connectors were inspected, the metal surfaces were covered with spots consisting of an ash-like...
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
...Abstract Abstract Corrosion failure occurred in a titanium clad tubesheet because of a corrosive tube-side gas-liquid mixture leaking through fatigue cracks in the seal welds at tube-to-tubesheet joints. The tubesheet was a carbon steel plate clad with titanium on the tube side face. The seal...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001736
EISBN: 978-1-62708-220-4
...Abstract Abstract Leakage was detected at the welds between stiffening plates and the pipe in a transfer line carrying butane and related petrochemical compounds. The line and reinforcing rings were of AISI 316 stainless steel, the pipe being of 508 mm diam and 6.25 mm wall thickness...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001101
EISBN: 978-1-62708-214-3
.... Cadmium plating Chemical processing equipment Chemical processing industry Regenerators Valves Cadmium-coated steel Surface treatment related failures Hydrogen damage and embrittlement Background Visual Examination of General Physical Features Testing Procedure and Results Discussion...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001099
EISBN: 978-1-62708-214-3
... the white residue as an aluminum salt, probably a product of a corrosion process occurring at the juncture of the unprotected steel cap screw and the aluminum diffuser it secured. The composition of the cast aluminum diffuser plate, believed to be of aluminum alloy 356.0 (7% Si, 0.35% Mg, with the balance...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001818
EISBN: 978-1-62708-180-1
...-processing plants are discussed in this article. These types of equipment operate over a wide range of pressures and temperatures and are exposed to a wide variety of operating environments. The National Board of Pressure Vessel Inspectors compiles domestic statistics on reported accidents involving...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001339
EISBN: 978-1-62708-215-0
... of the aluminum equipment that was in operation prior to the installation of the mercury-removal bed. Butt welds Chemical processing equipment Ethylene Hydrocarbons Mercury Repair welding 5083-O UNS A95083 Intergranular corrosion Liquid metal induced embrittlement Background Visual...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001811
EISBN: 978-1-62708-180-1
...Abstract Abstract This article focuses on the mechanisms and common causes of failure of metal components in lifting equipment in the following three categories: cranes and bridges, particularly those for outdoor and other low-temperature service; attachments used for direct lifting...
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
... Hydrogen gas charged at 723 K, tested at room temperature K500 Cathodic charge, seawater Fig. 10 Severely hydrided unalloyed titanium Fig. 1 Cadmium-plated AISI 8740 steel nut that failed by hydrogen embrittlement. Failure occurred seven days after installation on an aircraft wing...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001130
EISBN: 978-1-62708-214-3
... concentration factor that aggravated the brittleness of the steel. Recreational equipment 430 UNS S43000 Hydrogen damage and embrittlement Brittle fracture Heat treating-related failures Background Visual Examination of General Physical Features Testing Procedure and Results Conclusion...