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(Other, general, or unspecified) corrosion

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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...
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
... 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 lengths were...
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
... 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 A cadmium...
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 submitted...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.pulp.c0090276
EISBN: 978-1-62708-230-3
... (Other, general, or unspecified) corrosion A Yankee dryer is a critical mechanical component in the manufacture of tissue paper. It is a large, cylindrical, rotating, pressurized, high-temperature, cast iron pressure vessel that has evolved in design since the early 1900s. A wet sheet of paper...
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
... 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 rapid...
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 Background 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...
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 Background An 1100 aluminum alloy connector of a high-tension aluminum conductor steel-reinforced (ACSR) transmission cable failed after more than 20 years...
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 Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001408
EISBN: 978-1-62708-220-4
... present to the gas a surface area considerably greater than that of a homogeneous material. Chlorine gas Combustion Compressors Corrosion environments Ignition Lubrication Piston rods Fe-0.35C (Other, general, or unspecified) corrosion It is known that under suitable conditions iron...
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.med.c9001690
EISBN: 978-1-62708-226-6
.... Corrosion Fracture mechanisms Metallic surgical implants Retrieval analysis Ti-6Al-4V UNS R56406 316L UNS S31603 ISO 5832-2 grade 1 Nitinol (Other, general, or unspecified) corrosion (Other, general, or unspecified) fracture Worldwide data indicate that approximately 100 million metallic...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.bldgs.c0060097
EISBN: 978-1-62708-219-8
... to be a freeze-up of the tube side water that occurred during interruption of the tube side flow or misoperation of the unit. Air conditioning equipment Bursting Eddy current testing Excessive internal pressure Tubes Copper tube (Other, general, or unspecified) fracture An eddy current survey...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001058
EISBN: 978-1-62708-214-3
... obtained indicated that the failure resulted from human error. Castings Pipe Plugs Splitting White iron (Other, general, or unspecified) fracture Background A 32 mm ( 1 1 4 in.) pipe plug ( Fig. 1 and 2 ) split water line pressurized at 550 kPa (80 psig). The worker...
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 furnace...
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
... 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 Pitting corrosion...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c0047109
EISBN: 978-1-62708-233-4
... such as PH 13-8Mo, which can be processed to a yield strength of 1379 MPa (200 ksi), with impact energies of the order of 81 J (60 ft·lbf) at room temperature. Forgings Materials selection Valves 17-4 PH UNS S17400 (Other, general, or unspecified) fracture A series of poppet-valve stems...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c0047343
EISBN: 978-1-62708-236-5
... fatigue fracture (Other, general, or unspecified) distortion High-temperature corrosion and oxidation An experimental high-temperature rotary valve was found stuck in the housing due to growth and distortion after approximately 100 h. Gas temperatures were suspected to have been high due...
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
... oxides were prevalent in the center of the corroded area. The exact corrosion mechanism was unclear, other than the observation that aggressive sulfur compounds appeared to be active. It should be noted that the enviromnental chemistry in shielded areas (crevices) such as hot cracks can...
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
... to 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...