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Chipping

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c0046366
EISBN: 978-1-62708-236-5
... for examination. Analysis (visual inspection, manual testing of the hardness and adherence of the chromium plating, 100x microscopic examination, and hardness testing) supported the conclusions that high localized loads on the cylinder had resulted in chipping of the chromium plating, particles of which became...
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
... Abstract A sledge hammer chipped during use. The chip struck a by stander in the eye, leading to its 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...
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Published: 01 January 2002
Fig. 34 Tooth chipping as a field failure generally shows a pattern. In this case, some object of impact was within the assembled unit. More
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Published: 01 June 2019
Fig. 1 Scoring damage caused by chipping of chromium plating on a 4340 steel cylinder. (a) Scoring on the cylinder. (b) Scoring on a mating cast aluminum alloy B850-T5 bearing adapter. (c) Cross section through a deep score mark in the aluminum alloy adapter revealing a large embedded particle More
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Published: 01 December 1993
Fig. 1 Chip detail schematic, indicating chip construction as having both a top and bottom termination. Actual construction and sales literature indicated only a top land termination. The edge termination has a wraparound configuration. Dimensions given in inches More
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001391
EISBN: 978-1-62708-215-0
... Abstract Several surface-mount chip resistor assemblies failed during monthly thermal shock testing and in the field. The resistor exhibited a failure mode characterized by a rise in resistance out of tolerance for the system. Representative samples from each step in the manufacturing process...
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Published: 01 January 2002
Fig. 41(a) The flange edge of a roll made from AISI D2 tool steel that chipped off during its initial use. Failure was due to poor carbide distribution and morphology, which embrittled the material. See also Fig. 41(b) . More
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Published: 30 August 2021
Fig. 73 Corroded area of the elbow showing chipped black scale, mill manufacturing marks, and corrosion on both sides of the downstream girth weld (DSGW). The corrosion occurred where the flow angle of the fluid changed. More
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Published: 30 August 2021
Fig. 41 (a) Flange edge of a roll made from AISI D2 tool steel that chipped off during its initial use. Failure was due to poor carbide distribution and morphology, which embrittled the material. (b) Micrograph showing the poor carbide distribution and morphology in the roll. The grain size More
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Published: 01 June 2019
Fig. 1 Wear surface of a shell liner cast from high-chromium white iron. The chip formation initiates at points of the brittle carbide (Cr 7 C 3 ) fracture. 125x More
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Published: 01 December 2019
Fig. 11 Larger fragments found in chip detector. Note the backscatter electron SEM images (center photos) showing bright spots that were composed of silver, confirming this as remnant cage material. The bottom image was the heavily deformed Titanium alloy fragment (Color figure online) More
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Published: 01 December 2019
Fig. 6 Fracture in a glass rod demonstrates a symmetrical compression chip More
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Published: 01 December 1993
Fig. 7 Chip cross section from group l, those samples taken in the as-received condition prior to processing. As polished. 87× More
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Published: 01 December 1993
Fig. 1 The face and bell of the ball-peen hammer, showing the area where the chip was ejected. The chip in shown in the insert at the right. The fracture was conchoidal and brittle in appearance. More
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Published: 01 December 1993
Fig. 3 Micrograph taken at the chipped area. Fracture occurred through a white band. 315×. More
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.conag.c0047570
EISBN: 978-1-62708-221-1
... Abstract A pipe in a chip conveyor cracked at the toe of an exterior fillet weld connecting a flange to the pipe. The chip conveyor consisted of several spool sections. Each section was made up of a length of low-alloy steel pipe and two flanges, which were welded to each end. The composition...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0047347
EISBN: 978-1-62708-234-1
... indicated a heavily deformed surface layer with chip formation at the wear surface. The chemical composition of the liner was found to be Fe-2.74C-0.75Mn-0.55Si-0.51Ni-19.4Cr-1.15M. This alloy is highly resistant to abrasive wear, yet at the same time, prone to chipping because little plastic displacement...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001369
EISBN: 978-1-62708-215-0
... Abstract A crane long-travel worm drive shaft was found to be chipped during unpacking after delivery. Chemical analysis showed that the steel (EN36A with a case depth of 1 mm, or 0.04 inch did not meet specifications. Magnetic particle inspection revealed a crack on the side of the shaft...
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
... Abstract A carbon steel ball-peen hammer ejected a chip that struck the user's eye. Failure occurred when two hammers were struck together during an attempt to free a universal joint from an automotive drive shaft. Two samples were cut from the face of the hammer one through the chipped area...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c0046242
EISBN: 978-1-62708-236-5
... teeth (found at visual inspection) was composed of the same material as the metal in the coupling. Beach marks and evidence of cold work, typical of fatigue failure, were found on the fracture surface. Chips remaining in the analysis cut were difficult to remove, indicating a strong magnetic field...