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(Other, general, or unspecified) corrosion

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Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001824
EISBN: 978-1-62708-241-9
... sulfur, where the corrosion is expected to be very severe and special alloys such as Inconel 625 can be used [ 3 , 4 ]. The manufacturing parts of the pumps from different alloys may result in severe galvanic corrosion, particularly when they are away from each other in the electrical galvanic...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001049
EISBN: 978-1-62708-214-3
... sufficiently corrosive conditions. Along the actively corroding edge, the corrosion products appeared to be nickel sulfide and some iron sulfide. Iron oxides were prevalent in the center of the corroded area. The exact corrosion mechanism was unclear, other than the observation that aggressive sulfur...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001674
EISBN: 978-1-62708-234-1
... Hydrogen cyanide Weapons Gold 37.5Pb-37.5Sn-25In (Other, general, or unspecified) corrosion The problem of corroding gold bridgewires was first detected during surveillance of long-term accelerated aged components. Accelerated aging of gold bridgewired detonator assemblies at temperatures of 74 C...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001396
EISBN: 978-1-62708-229-7
... perforation or rupture of the tube in the portion within the furnace region. Examination of such tubes and others from the same vicinity generally reveals that they contain a large quantity of magnetic iron oxide and since the tubes slope upwards at a slight angle from the furnace the oxide collects in the...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.bldgs.c0091292
EISBN: 978-1-62708-219-8
... Uniform corrosion (Other, general, or unspecified) corrosion The 25 mm (1 in.) copper coupling shown in Fig. 1 has been uniformly degraded around most of the circumference of the bell and partially on the spigot end. One penetration finally occurred through the thinned area on the spigot end of...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0006417
EISBN: 978-1-62708-234-1
... 300-series stainless steel was also recommended. Cadmium plating Corrosion prevention Corrosion products Energy dispersive x ray analysis Inhibitors Iron oxides Materials substitution Pipe bends Scanning electron microscopy 4340 UNS G43400 (Other, general, or unspecified) corrosion...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0049796
EISBN: 978-1-62708-235-8
... glass headers to eliminate the chloride contamination and a vacuum drying procedure was instituted for the pyrotechnic. Actuators Chlorine Pyrotechnics Tophet C (Other, general, or unspecified) corrosion Pyrotechnically driven devices are used in a number of ordnance applications requiring...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001326
EISBN: 978-1-62708-215-0
... components Pinhole Thermocouples 316L UNS S31603 (Other, general, or unspecified) corrosion A batch of AISI type 316L stainless steel thermowells ( Fig. 1 ) was procured for a nuclear power plant to house thermocouples at 612 locations. Pressure testing revealed that about 20% of the...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0048801
EISBN: 978-1-62708-229-7
... Embrittlement Intergranular precipitation Steam Piping ASME SA387-C (Other, general, or unspecified) corrosion Brittle fracture A 75-cm (30-in.) OD by 33-mm (1.31-in.) thick pipe in a horizontal section of a hot steam reheat line ruptured explosively with serious damage and loss of life after...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003508
EISBN: 978-1-62708-180-1
...; generally spherical and often coated with oxide Cold shot G 113 Spherical metallic inclusions inside blowholes or other cavities or in surface depressions (see A 311). Composition approximates that of the alloy cast but nearer to that of a eutectic Internal sweating, phosphide sweat G 120...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0006421
EISBN: 978-1-62708-217-4
... Crack propagation Fasteners High cycle fatigue Materials substitution AZ31B UNS M11311 (Other, general, or unspecified) corrosion Fatigue fracture Cracks were found on the wing leading edge of a test aircraft. The cracks were located on the inboard side of the No. 2 and No. 3 engines. Crack...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001516
EISBN: 978-1-62708-234-1
... Coated Al-Mg-Si Electroless nickel (Other, miscellaneous, or unspecified) failure Data storage disk drives are rightly called the minds of computers and are necessary for essentially all important functions of a computer. Disk drives are small complex machines consisting of...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.conag.c9001680
EISBN: 978-1-62708-221-1
... (Other, miscellaneous, or unspecified) wear Fatigue fracture Wire ropes are used in many heavy industrial applications, including mines, offshore oil rigs, and barges. Premature failure of ropes can be costly in any application. In mining applications, failures become not only costly...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0006424
EISBN: 978-1-62708-217-4
... be checked to ensure that it meets specifications for the pressure/vent valve assembly. Aircraft components Chlorides Fuel tanks Lubricants Valve material (Other, general, or unspecified) corrosion Surface treatment related failures The pressure/vent valve shown in Fig. 1(a) was...
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
... deformation of the surrounding matrix. Vilella's reagent. 297× Overload fracture by ductile or brittle crack growth is often the final result of fracture following other subcritical cracking phenomena such as fatigue and corrosion. In these cases it is necessary to identify the proximate cause that was...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0046022
EISBN: 978-1-62708-217-4
... liquid-penetrant inspection before anodizing, because chromic acid destroys the penetrant. This inspection would reduce the possibility of cracked parts being used in service. Anodizing Cracking (fracturing) Forgings Straightening 2014-T6 UNS A92014 (Other, general, or unspecified) fracture...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001749
EISBN: 978-1-62708-215-0
... seal the threaded joint. It was recommended that only brass fittings be used to assemble removable joints and that use of washers, sealants, and hydrocarbon lubricants be strictly avoided. Dissimilar metals Oxyacetylene welding Welding machines Carbon steel (Other, miscellaneous, or...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001125
EISBN: 978-1-62708-214-3
... Power cables Splicing Transmission lines 1100 UNS A91100 1020 UNS G10200 Ductile fracture (Other, general, or unspecified) corrosion An 1100 aluminum alloy connector of a high-tension aluminum conductor steel-reinforced (ACSR) transmission cable failed after more than 20 years...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006778
EISBN: 978-1-62708-295-2
..., embrittlement, or other factors. However, the definition of overload failure is not uniformly agreed upon. Many engineers limit the definition of overload failures to those in which the applied stresses were higher than anticipated in design. This alternate viewpoint incorrectly presumes underdesign as the...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c9001224
EISBN: 978-1-62708-232-7
... for sigma phase formation would have had adequate corrosion resistance at the relatively low service temperature. Castings Heat resistant steels Recuperators Sigma-phase Tubes Fe-1.4C-2.3Si-28Cr (Other, general, or unspecified) fracture A recuperator for blast heating of a cupola...