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Surface treatment related failures

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Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003555
EISBN: 978-1-62708-180-1
... surface film, or by preventing deposition of salt or dirt that could cause crevice corrosion. Although not strictly a corrosion-related failure, stress ruptures are often involved when the temperature of a component is subjected to high temperatures where changes in the microstructure, and relatively...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003549
EISBN: 978-1-62708-180-1
... preventive maintenance. corrosion corrosion failure analysis corrosion monitoring electrochemical corrosion galvanic protection inhibitors metallic coatings nonmetallic coatings preventive maintenance surface treatments thermal spray CORROSION is the deterioration of a material by a...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003510
EISBN: 978-1-62708-180-1
... also provides information on the methods of minimizing distortion and tempering. The article concludes with a discussion on the effect of heat treatment processes on microstructure/property-related failures. cooling cracking distortion heat treatment metallurgical crystal structure...
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
.... A design-related failure is one in which even a perfect casting (free from unexpected deficiencies and meeting specified requirements) does not perform to the requirements of the application. Correspondingly, a defect-related failure is one resulting from a condition that falls outside of the...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003507
EISBN: 978-1-62708-180-1
... fibering Burnished surface and controlled surface quality However, the beneficial factors of deformation processing can become a potential problem if the process is not carefully understood. Potential problems of the deformation process also include: Fracture-related problems: for example...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001808
EISBN: 978-1-62708-241-9
... material for a given environment or a lack of proper water treatment can lead to catastrophic failures. The key in avoiding MIC-related problems is to consider bacterial problems at the start of the construction design phase. If a process condition is to be changed, its potential impact on bacteria growth...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001816
EISBN: 978-1-62708-180-1
... failed first—can be made on the basis of careful on-site examination. The relationship of the location of the failure to the locations of other system components—for example, the location of a tube rupture in relation to those of burners or soot blowers—is an important phase of on-site examination...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006782
EISBN: 978-1-62708-295-2
... electrochemical nature of corrosion and provides the typical analysis of environmental- and corrosion-related failures. It presents common methods of testing of laboratory corrosion and discusses the processes involved in the prevention of environmental- and corrosion-related failures of metals and nonmetals...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003509
EISBN: 978-1-62708-180-1
... FAILURES may be divided into two classes: those rejected after inspection and mechanical testing, and failures in service that may arise from fracture, wear, corrosion, or deformation (distortion). Causes for rejection during inspection may be either features visible on the weldment surface or subsurface...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
... advancements in materials technology to enable increases in outlet steam temperature to operate at 760 °C (1400 °F) for economically sustained time periods. Material-related failures in steam generators occur due to internal oxidation and corrosion, fireside corrosion, oxidation and erosion, inadequate welding...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0046210
EISBN: 978-1-62708-235-8
...) supported the conclusion that failure was caused by fatigue stress caused by surface defects in the oil holes. Recommendation includes drilling the oil holes by a technique that essentially eliminates surface defects. Crankshafts Gun drilling Surface defects AFNOR 38CD4 Metalworking-related...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c9001551
EISBN: 978-1-62708-233-4
... grinding, operations, causes failures in the sense that product quality doesn't meet established standards — dimensional, surface finish, etc. Vibration can cause serious difficulties just as excess temperature, corrosive gases and liquids, and overload forces create problems. An engineer confronted with...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0047991
EISBN: 978-1-62708-225-9
... austenitized. Displacement of metal on the outer raceway was revealed by elongation of grain structure. It was concluded that the failure of the raceway surface was due to incomplete austenitization caused by the improper heat treatment during flame hardening process. Antennas Austenitizing Bearing...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c9001672
EISBN: 978-1-62708-236-5
... spring fracture surface at the crack origin of the longitudinal defect; and, (d) SEM view of a secondary crack or crack branching. Fractographic analysis of the spring fracture surfaces revealed a corroded morphology as can be seen in Figure 3 . No clear evidence of the mode of failure could be...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0048791
EISBN: 978-1-62708-234-1
... UNS S30400 Heat treating-related failures Intergranular fracture During a routine maintenance procedure at a power station, dye-penetrant examination revealed linear indications on the outer surface of a cross in a piping system. The cross was specified as SA403 type WP 304 stainless steel that...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c0048840
EISBN: 978-1-62708-220-4
... records that the ring had been removed for hydrotest and welded without any postweld heat treatment. The final cause of failure was concluded to be cracking that developed during the installation of the new shroud ring. Stress-relief heat treatments were recommended to be performed to reduce residual...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0047072
EISBN: 978-1-62708-217-4
... to the T6 temper after forming. Aircraft components Gas turbine engines Spot welds 2024-T42 UNS A92024 6061-T6 UNS A96061 Joining-related failures Fatigue fracture Heat treating-related failures Postflight inspection of a gas-turbine aircraft engine that had experienced compressor...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001557
EISBN: 978-1-62708-234-1
... the 50 mm diameter machined bore surface in annealed condition, at × 1. This suggested the fact that cracks noticed in the finished forgings were existing prior to heat-treatment. Heat-treatment could only aggravate the crack situation. Microexamination of the sections taken across the...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006829
EISBN: 978-1-62708-295-2
... the experimental results, map approach, measurement, mechanism, and prevention of fretting wear. This review is followed by several examples of failures related to fretting wear. corrosion fretting wear mechanical components steel wear debris wear prevention FRETTING IS A WEAR...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001282
EISBN: 978-1-62708-215-0
... baths, environment Nuclear reactor components Passivation Pickling Pipe fittings Sodium-cooled reactors 316 UNS S31600 Intergranular corrosion Surface treatment related failures Pitting corrosion Two stainless steel components fabricated from AISI type 316 stainless steel were...