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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001640
EISBN: 978-1-62708-235-8
... show ratchet marks, and the circles show some of the internal porosity. Abstract Abstract A new supplier for aluminum die castings was being evaluated, and the castings failed to meet the durability test requirements. Specifically, the fatigue life of the castings was low. Initial inspection...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001815
EISBN: 978-1-62708-180-1
... conditions and stresses that effect gear strength and durability. The article provides information on different gear materials, the common types and causes of gear failures, and the procedures employed to analyze them. Finally, it presents a chosen few examples to illustrate a systematic approach...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001604
EISBN: 978-1-62708-234-1
... Abstract Critical heat exchanger components are usually manufactured from durable steels, such as stainless steel, which exhibit good strength and corrosion resistance. Failure of a heat exchanger occurred due to specification of a plain carbon steel that did not survive service in the SO2...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001763
EISBN: 978-1-62708-241-9
... and was believed to be the stimulant for crack initiation and propagation at this weak region. The failure analysis thus showed that the premature fatigue fracture of the shaft was caused by abnormal operation. Finally, some suggestions to enhance service durability of the transmission system of ATV are discussed...
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
... media It is not generally known that the surface topography of an uncoated substrate plays a very important role in the reliability of a disk. Machining parameters can change from disk to disk causing higher ridges and changing ridge frequencies ( Fig. 10 ). In a coating durability...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001379
EISBN: 978-1-62708-215-0
... Microscopy/Fractography Microstructural Analysis Plating Thickness and Uniformity Material Hardness Ultimate Tensile Load Torque Testing Stress Durability Testing Applications Circumstances Leading to Failure Pertinent Specifications Performance of Other Parts in Same...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001907
EISBN: 978-1-62708-217-4
.... The bolts were required to be vacuum cadmium coated. The Investigation The failed bolts were sent to ARL from NAWCWD for failure analysis. The failure investigation included visual examination, metallography, chemical analysis, fractography, hardness testing, and stress durability testing...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001784
EISBN: 978-1-62708-241-9
... , Becker W.T. and Shipley R.J. , Ed., ASM International , 1986 , p 563 – 585 . 10.31399/asm.hb.v11.a0001814 Properly heat treated alloy steels can make durable wrench sockets. Materials selection of such a part is well established since the only requirement to meet a functional...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006754
EISBN: 978-1-62708-295-2
... improvement in durability and safety of products, equipment, or structures. Sometimes this analysis will lead to an improvement in economics as well. Understanding goes beyond knowledge of facts; it requires integration of facts into the knowledge base of an individual so that the facts may be transformed...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001174
EISBN: 978-1-62708-220-4
... lower because of the lesser wall thickness. This investigation has shown that the unalloyed steel used is not durable under the existing operating conditions. At least the cooler manifolds should therefore be replaced by manifolds made of hydrogen resistant steel 2 . References References 1...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001281
EISBN: 978-1-62708-215-0
... because of thermal stresses and lead to hot corrosion of the base metal. The durability of aluminide coatings depends on their adherence. If the coating is damaged or removed, oxides will form on the exposed base metal surface. Thermally induced stresses also cause cracking and spalling of these oxide...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003518
EISBN: 978-1-62708-180-1
... of what is required to have a real improvement in durability of products, equipment, or structures. Understanding goes beyond knowledge of facts. Understanding requires integration of facts into the knowledge base of an individual so that the facts may be transformed into knowledge and then into product...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003551
EISBN: 978-1-62708-180-1
.... To assess the corrosion resistance of different types of refractories, a rule of thumb is to consider the temperature limits above which corrosion is considered to be excessive, as established considering the expected durability. From one application to another, this durability does vary greatly, as does...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001525
EISBN: 978-1-62708-220-4
.... Based on the findings of these studies, it was recommended that the tanks be steam dried during manufacture. Although the semi-passive layer was found to be not extremely durable, it does have the effect of greatly increasing corrosion resistance under the stagnant service conditions to which...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001759
EISBN: 978-1-62708-241-9
... materials are ideally suited for applications in heavily stressed components that require high durability. The degree of functionality and component performance are strongly tied to the effectiveness of the processing technology deployed for a given application. A propeller shaft, or cardan shaft...
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
... are usually applied to prevent the formation of insulating oxide debris. However, when the coating is worn out and the interface reaches the nonnoble copper alloy substrate, insulating oxide debris is formed and the electrical conductivity is decayed. The durability of the electrical contact resistance...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c9001533
EISBN: 978-1-62708-225-9
... the possibility of the bush durability increasing by using a babbit of less grain size of β phase than that of a cast babbit. Fig. 7 Dependence of babbit wear intensity on β-phase grain size at dry sliding ...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001605
EISBN: 978-1-62708-217-4
.... To improve the whole fitting area in terms of reducing the load in critical areas and improving durability, the focus should be set on the optimization of the construction that has been proposed. Additionally, clear requirements should be given for the heat treatment of these parts. The cause of the fracture...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c9001599
EISBN: 978-1-62708-236-5
... temperature than previous materials, thus higher temperatures were required to produce a durable glass product. The melter temperature was controlled by power input, and melt pool temperatures were periodically measured using a Type B, 304L stainless steel sheathed dip thermocouple. A melt pool temperature...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001761
EISBN: 978-1-62708-241-9
... accumulated slightly more mileage. The maximum mileage accumulated by the most durable engine was 100,000 km. To determine the exact cause of damage, a study was undertaken in which a detailed metallurgical and fractographic investigation on the failed crankshaft was performed and the possible failure causes...