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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.conag.c0047479
EISBN: 978-1-62708-221-1
.... A hardfacing deposit was located at each of these sites. Visual inspection of the hardfacing deposits revealed numerous transverse cracks, characteristic of many types of hardfacing. This failure was caused by cracks present in hardfacing deposits that had been applied to the ultrahigh-strength steel tooth...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0047428
EISBN: 978-1-62708-235-8
.... A hardfacing deposit was located at each of these sites. Visual inspection of the hardfacing deposits revealed numerous transverse cracks, characteristic of many types of hardfacing. This failure was caused by cracks present in hardfacing deposits that had been applied to the ultrahigh-strength steel tooth...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006832
EISBN: 978-1-62708-329-4
... liability in such cases: design, manufacturing, and warnings defects. Design defects are defects inherent in the design of the product and exist before the product is manufactured. These may be introduced during any phase of the life cycle of the product, from design conceptualization to testing...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001356
EISBN: 978-1-62708-215-0
... A shrunk-fit 18 Mn-5Cr steel retaining ring failed without warning during normal unit operation of a 380 MW electrical generator. The cause of the ring failure was determined to be intergranular stress-corrosion cracking (IGSCC) because of the high strength of the ring material and the presence of moist...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001271
EISBN: 978-1-62708-215-0
... 975 – 988 10.31399/asm.hb.v11.a0003566 Background Circumstances Leading to Failure Pertinent Specifications Testing Procedure and Results Metallography Specimen Selection Visual Examination of General Physical Features Chemical Analysis/Identification Mechanical...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001050
EISBN: 978-1-62708-214-3
... end. The crack initiated at a 90 deg corner in contact with the edge of the head. The material was a hardened gray cast iron containing 2.8% Ni and 1.2% Mo. Based on the results of visual, nondestructive, metallographic, and chemical analyses, it was concluded that failure occurred after corrosion...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.matlhand.c9001527
EISBN: 978-1-62708-224-2
... Abstract Mechanical properties of wire ropes, their chemical composition, and the failure analysis process for them are described. The wires are manufactured from high-carbon, plain carbon steel, with high-strength ropes most often manufactured from AISI Grade 1074. During visual failure...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001122
EISBN: 978-1-62708-214-3
... loss. The hammerhead surface was examined visually, nondestructively (magnetic particle method), and stereo microscopically, and a microstructural analysis of a cross section of the head was conducted using optical microscope. Chemical composition of the hammerhead was determined by emission...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.9781627083294
EISBN: 978-1-62708-329-4
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001792
EISBN: 978-1-62708-241-9
...) the selection of a tougher low alloy steel for the clutch shaft, coupled with periodic inspection and proper maintenance should prevent future premature failures. The failed gearbox shaft is shown in Fig. 1a . The visual examination of fracture surface (see Fig. 1b ) revealed the (i) presence of inwardly...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001344
EISBN: 978-1-62708-215-0
.../Identification Material Visual Examination of General Physical Features Metallography Microstructural Analysis Mechanical Properties Hardness Discussion Inspection of the tubing from a ruptured region confirmed that the material was in a typical condition for as-fabricated 304H-SS...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001302
EISBN: 978-1-62708-215-0
... Chemical Analysis of the Bulk Material Mechanical Properties Tensile Properties Background Applications Circumstances Leading to Failure Pertinent Specifications Visual Examination of General Physical Features Performance of Other Parts in Same or Similar Service Selection...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003502
EISBN: 978-1-62708-180-1
... the true issues. Without addressing the design process issues, the quality of future products would still have been at risk. The Context of an Engineering Failure Before windowing in on the design process itself, it is helpful to try to visualize how a particular engineering failure fits...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006815
EISBN: 978-1-62708-329-4
..., such as controlling the spray and avoiding surprising customers who are selecting produce as the water jets spray without warning. One innovative design was fitted with an enclosed stainless steel trough, level controls, ultrasonic misting devices, oscillator circuits, blower, and electromechanical controls...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006942
EISBN: 978-1-62708-395-9
...? Were quality control documents updated to reflect any inspections necessary to catch problems before the product was distributed into the stream of commerce? Has product literature been updated to clarify usage conditions or warn against inappropriate environments? What is the efficacy of the design...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c9001721
EISBN: 978-1-62708-225-9
..., its presence can often be confirmed by metallographic analysis. SCC cracks can initiate and propagate with little outside evidence of corrosion and no warning as catastrophic failure approaches. Often cracks will initiate at surface flaws or stress concentrations that are either preexisting or formed...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006821
EISBN: 978-1-62708-329-4
... scenarios that may make locating the wreckage more challenging. An in-flight breakup may have a debris field that extends over several miles. Impact into difficult terrain, such as thickly vegetated areas, remote mountainous regions, or water, may make visual location of, and access to, the wreckage more...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.marine.c9001703
EISBN: 978-1-62708-227-3
... Abstract This paper describes the metallurgical investigation of a broken spindle used to attach an antenna to the mast of a naval vessel. Visual inspections of both failed and intact fastener assemblies were carried out both on-board ship and in the laboratory followed by metallographic...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006921
EISBN: 978-1-62708-395-9
... of the plastic caused by mechanical hysteresis that results in thermal softening. As a result, failure under cyclic loading can be either ductile or brittle. Fatigue failures are typically serious, as there is often little visual warning that failure is imminent. Fracture from fatigue failure will show...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006772
EISBN: 978-1-62708-295-2
... Equipment history Product recalls Service and maintenance history Test reports Manuals Warnings Codes and standards Published articles Investigation of the Accident Scene Examination of the accident scene is important in identifying, documenting, collecting, and preserving...