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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c9001585
EISBN: 978-1-62708-231-0
...Abstract Abstract On 15 March 2000, a National Railroad Passenger Corporation (Amtrak) train traveling from Chicago to Los Angeles derailed in Carbondale, KS. After the initial on-scene investigation, 12 pieces of rail were sent to the materials laboratory for examination. Ten of them were from...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c9001659
EISBN: 978-1-62708-231-0
...Abstract Abstract A failure analysis case study on railroad rails is presented. The work, performed under the sponsorship of the Department of Transportation, addresses the problem of shell and detail fracture formation in standard rails. Fractographic and metallographic results coupled...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001347
EISBN: 978-1-62708-215-0
...Abstract Abstract A 127 cu m (4,480 cu ft) pressurized railroad tank car burst catastrophically. The railroad tank was approximately 18 m (59 ft) long (from 2:1 elliptical heads), 3 m (10 ft) in OD, and 16 mm (0.63 in.) thick. The chemical and material properties of the tank were to comply...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c9001665
EISBN: 978-1-62708-231-0
... Shepherdsville, Kentucky, causing substantial damage to a printing works adjacent to the tracks. In the ensuing litigation, the Louisville and Nashville Railroad Company was forced to pay compensation for the damage caused by the derailment. The railroad carried out an investigation of the mishap and found...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001376
EISBN: 978-1-62708-215-0
...Abstract Abstract An AISI 9260 steel railroad spike maul failed after a relatively short period of service. The maul head fractured in two pieces when struck against a rail. Visual, fractographic, metallographic, and chemical analyses were conducted on sections taken from the maul head, which...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0090974
EISBN: 978-1-62708-235-8
...Abstract Abstract A cast steel bracket manufactured in accordance with ASTM A 148 grade 135/125 steel failed in railroad maintenance service. Ancillary property requirements included a 285 to 331 HB hardness range and minimum impact energy of 27 J (20 ft·lbf) at -40 deg C (-40 deg F...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001305
EISBN: 978-1-62708-215-0
... brake. It was recommended that the brake system on the car be examined and replaced if necessary. Brake shoes Brakes Railroad wheels Railroads ASTM A504 Thermal fatigue fracture Background A railway car wheel failed during service, causing derailment. The wheel was completely...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001822
EISBN: 978-1-62708-180-1
... the Analysis of the Penetrating Material Itself,” Research Laboratory Technical Memo No. 220, Project 125, Magnaflux Corp. , Chicago , Feb 1954 5. Unstich E.A. and Palinkas E.J. , “A Study of Copper Penetration in Overheated Journals,” Report 69222, New York Central Railroad Company...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001382
EISBN: 978-1-62708-215-0
... complete fracture. It was recommended that proper lubrication procedures be maintained to allow free rotation of the bolts while in service. Axles Couplings Lubrication Railroads 1045 UNS G10450 Fatigue fracture Background A trunnion bolt that was part of a coupling system in a train...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c9001719
EISBN: 978-1-62708-231-0
... will be reviewed here: The first failure of this kind was reported and investigated in 1914 1 . The failed part was a Krupp Railroad Axle that failed in service. The study concluded that bronze metal was apparent on the fracture surface. In 1944 a broken axle with an undamaged fracture surface...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001822
EISBN: 978-1-62708-241-9
... erosion. Transit fatigue can be prevented by following good loading and shipping practices. API 5LW [ 3 ] addresses recommended practice for Transportation of Line Pipe on Barges and Marine Vessels, and API 5L1 [ 4 ] addresses recommended practice for Railroad Transportation of Line Pipe...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.homegoods.c9001694
EISBN: 978-1-62708-222-8
..., to railroad locomotive failures, to bicycle mishaps. One of the bicycle accidents investigated will be discussed here. After two years of use, the outer tube, or stem, fractured adjacent to the front fork of a bicycle, as shown in Fig. 1 . The owner, a 14 year old boy, was injured as a result...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003566
EISBN: 978-1-62708-180-1
... (ASTM A29, A322, A331, A576, A681) Struck face: 45 max Cutting edge: 53–60 Drop-weight test Note: All railroad striking/struck tools are currently manufactured from the grade B steel. Nonpercussion tools, such as claw bars, rail tongs, rail forks, etc., are manufactured using plain carbon steel...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001398
EISBN: 978-1-62708-229-7
... such chemical seal that was established and render it ineffective. Cracking would take place where residual tensile stresses of a sufficiently high order either from manufacture or welding existed. This is in line with the experience of the American Railroads, where the use of sodium sulphate was found...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c9001444
EISBN: 978-1-62708-231-0
.... The steel in the regions of the slots possessed little capacity for deformation, and fracturing of the martensitic layer, under cooling or impact stresses, would be likely to occur. The slots should have been cut mechanically. Impact Martensite Phase transformations Rails (railroad) Fe-0.55C...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001503
EISBN: 978-1-62708-234-1
.... The cause of failure was insufficient surface hardness, resulting from improper heat treatment. A service recall for the remaining pinions was immediately initiated. Hardness Heat treatment Hypoid gears Railroad cars Trains 4820 UNS G48200 Abrasive wear The hypoid pinion shown in Fig. 1...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c9001138
EISBN: 978-1-62708-231-0
... effects, failure of the thread structure of the clevis occurred. The failure occurred where the cylinder rod screws into the clevis. The rod was manufactured from 1045 steel. Cylinder rods Fretting fatigue Galling Railroad wheels 1045 UNS G10450 Fatigue fracture Fretting wear A. Design...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.bldgs.c9001656
EISBN: 978-1-62708-219-8
... levels. New uses are being made of concrete, such as in offshore structures and railroad ties, where the full design loading may be repeated for a very large number of cycles, and occasional overloadings are expected. The second portion of this paper describes some metallographic features of failed...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003520
EISBN: 978-1-62708-180-1
...) and examined using energy-dispersive spectroscopy (EDS) with the scanning electron microscope (SEM). No evidence of copper penetration was observed, so the expert claimed that the axle was defective, and the railroad brought suit against the axle manufacturer. Although it was obvious that the specimen...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c9001531
EISBN: 978-1-62708-231-0
... is beneficial to the performance of cartwheel. Dynamic fracture toughness Fatigue property Performance evaluation Railroad wheels Static mechanical property Fe-0.55C-0.73Mn Fe-0.60C-0.85Mn Fe-0.5C-0.7Mn Rolling-contact wear Spalling wear Fatigue fracture 1. Introduction 2. Materials...