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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0047975
EISBN: 978-1-62708-225-9
... of the transmission. The center bearing of the transmission input-shaft ball-bearing stack had a broken cage and one ball was found to have been split into several pieces. Several scored balls and flaking damage in the raceways of the inner and outer rings was observed. The origin (area in rectangle) was oriented...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001307
EISBN: 978-1-62708-215-0
... from the broken hanger and one had been cut from the unbroken hanger from the other side of the vehicle. Fig. 1 An exemplar truck showing the location of the spring hanger that broke (arrow) Fig. 2 The relationship between the right front spring hanger and the stack of leaf springs...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001825
EISBN: 978-1-62708-241-9
...Abstract Abstract A type 304 stainless steel tube that failed in a boiler stack economizer was analyzed to determine the cause. The investigation consisted of visual, SEM/EDS, and metallographic analysis. Several degradation mechanisms appeared to be at work, including pitting corrosion...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c9001149
EISBN: 978-1-62708-232-7
... stacks which converge into a single duct. The gases pass through the duct to a spark box, then through loop coolers to the baghouse. There, particulate material is removed from the gas which is then vented to the atmosphere. Fig. 1 North duct viewed from just north of baghouse. Damaged south duct...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003560
EISBN: 978-1-62708-180-1
...  Velocity Low Low Variable High  Impingement angle Low Low Medium-low Variable Environmental Generally dry Generally as slurry, variable pH Variable Generally as slurry, variable pH Principle mechanisms Plowing, cutting Cutting, some fragmentation and corrosion Cutting, some...
Book Chapter

Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006790
EISBN: 978-1-62708-295-2
... of grooves that do not involve direct material removal. The displaced material forms ridges adjacent to grooves, which may be removed by subsequent passage of abrasive particles. Cutting occurs when material is separated from the surface in the form of primary debris, or microchips, with little...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001492
EISBN: 978-1-62708-235-8
... and forth bending of the lead, exposing the copper to oxidize, causing lead separation. During electrical testing of a hybrid package it was found that the output signals changed when the package was gently tapped. The lid was cut from three sides and opened, and spalled plating was found causing...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001328
EISBN: 978-1-62708-215-0
... by multi-sidewall radiant burners mounted in vertical tiers of horizontal rows. An induced draft fan in the exhaust stack breeching moves the combustion air. An endothermic catalytic reforming process runs in the catalyst-filling tubes. Gas (2.07 to 2.41 MPa at 450 to 550 °C, or 300–350 psig at 842...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c9001578
EISBN: 978-1-62708-233-4
... frequencies away from the operating frequency of the conveyor and that a sound absorbing enclosure also be built around the conveyor. A machine that cut chamfer on wrist pin holes on piston rods for automotive engines produced a loud, high-pitch sound during the backside chamfer operation. Examination...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006795
EISBN: 978-1-62708-295-2
... into the characteristic (for given erosive conditions) material surface occurs, including removal of chemicals (e.g., lubricants and cutting fluids remaining after production), a change of topography (removal of grinding marks, etc.), removal of fragments weakened or damaged during the production stage, generation...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001695
EISBN: 978-1-62708-229-7
... to SRTC for analysis. The Mark 31A target assembly is used in the production of plutonium for defense. The assembly consists of a number of nested, short inner and outer uranium target slugs stacked inside a sleeve housing. The target core is made from depleted uranium metal and is clad with an 1100...
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
... adjacent, apparently undamaged tubes so that the total extent of damage can be assessed. The effect of the method of sample removal should be considered when choosing the size and location of samples. Mechanical methods of sample removal, such as cutting with a tube cutter, sawing, or drilling...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003572
EISBN: 978-1-62708-180-1
... it under load against hard rough surfaces such as paper or wheel impregnated with silicon carbide (SiC), flint, alumina, and so on, or a rough metallic disc. Abrasive wear failure of FRPs occurs generally because of matrix shearing and fiber debonding followed by fiber cracking and cutting. Generally...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006791
EISBN: 978-1-62708-295-2
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001810
EISBN: 978-1-62708-180-1
... grooving of the raceways and excessive wear of the rib and roller ends is evident. Similar wear can occur from hard third particles, such as bearing or gear materials, sand, or machining chips. Source: Ref 4 Hard Particles Hard particles, usually nonmetallic, of any size that will scratch, cut...
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
..., or by terminating welding on runoff tabs that are cut away later. If crater cracks are found, they should be chipped out and the area rewelded, because it is very difficult to melt out a crater crack. Hat cracks (No. 9, Fig. 3 ) derive their name from the shape of the weld cross section with which...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001820
EISBN: 978-1-62708-180-1
... to be within 3 m (10 ft) of the end of a pipe length. The fatigue cracks had been produced during rail shipment of the pipe as a result of the combination of static stresses produced in the lower layers of stacked pipe by the static weight of the pipe above and cyclic stresses produced by the vertical...
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
... in planes related to direction of mold assembly (precision casting with waste pattern); principal casting dimensions change Cracked or broken mold A 200: Massive projections A 210: Swells A 212 (a) Excess metal in the vicinity of the gate or beneath the sprue Erosion, cut, or wash...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003536
EISBN: 978-1-62708-180-1
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006774
EISBN: 978-1-62708-295-2