1-20 of 118 Search Results for

ring compression test

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c9001392
EISBN: 978-1-62708-231-0
.... Fig. 1 Cracking on fire-side of furnace ring as revealed by dye-penetrant test Microscopical examination of specimens taken to include sections through the cracks showed them to be filled with oxide and to be of the multi-branched type, having blunt terminations — a typical example being seen...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001724
EISBN: 978-1-62708-234-1
... of Canada in Toronto. [2] What follows is a summary of this paper, with a few sidelights drawn from the discussion. Failure of Austenitic Rings Early reports of the accidents ascribed them to explosions of hydrogen gas used for coolant, and since the Bikini “hydrogen bomb” tests were underway...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003564
EISBN: 978-1-62708-180-1
... be generated. Typically, the load is applied using a compressed coil spring or dead-weight loading systems. Tests can be conducted in either dry or lubricated conditions. Profiles of the wear scars on the contact surfaces can be used to estimate the wear volume. The contact ring machine has been used...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001388
EISBN: 978-1-62708-215-0
... in Fig. 2 . Fig. 1 Schematic of the slewing ring of the truck crane. Location of failure of the bolts is shown. Fig. 2 Failed connecting bolt Testing Procedure and Results Surface Examination Visual The fractured surfaces of some of the failed bolts were covered...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c0048840
EISBN: 978-1-62708-220-4
... had a type 304 stainless steel shroud around the catalyst bed as protection against the overheating that was possible if the gas bypassed the bed through the refractory material. The failure was observed to have begun at the toe of the shroud-support ring weld. The ring was found to have a number...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.machtools.c0091853
EISBN: 978-1-62708-223-5
...-hp motor. The runner consisted of a 50 mm (2 in.) diameter shaft and two gray cast iron grinding plates. Investigation (visual inspection, historical review, photographs, model testing of new plates, chemical analysis, hardness testing, optical macrographs, and optical micrographs) supported...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001054
EISBN: 978-1-62708-214-3
... with the environment, the fracture mode of the specimens tested in water vapor was often uranium/silver separation. Figures 5 and 6 show examples of two specimens exhibiting this mixed failure mode pattern. In Fig. 5 , the majority of the area on the tension side of the fracture surface and a ring around...
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
... saddles 7 and 8 was due to locally higher temperatures which produced axial compression in the duct wall where insulation was placed on the top of the duct. Eventually, buckling produced cracking in that region. Material Evaluation Tests of the duct material were conducted, including various...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006870
EISBN: 978-1-62708-395-9
... their original shape, making them much more suitable for sealing applications such as O-rings and gaskets. When deformed in compression mode, metals and thermoplastics tend to fracture or undergo permanent deformation with little to no tendency to recover their original shape. In summary, the region of elastic...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001470
EISBN: 978-1-62708-220-4
... to compression casing. Back plate of disrupted impeller still in situ. The impeller measured 49 in. diameter and rotated at 4,100 r.p.m. It was fitted with 16 short vanes attached by 10 rivets and 16 long vanes attached by 16 rivets per side, the vanes arranged alternatively. Careful examination...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003542
EISBN: 978-1-62708-180-1
...; picture width ∼100 μm Another way to locate the fracture origin, especially in strength tests, is to make use of the overall crack pattern. This can be facilitated in bend tests by applying tape to the compression side of the specimen before breaking it. The tape holds the pieces together without...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003527
EISBN: 978-1-62708-180-1
... The American Society for Testing and Materials (ASTM) provides guidelines for photographic documentation of components involved in a failure analysis that may become part of litigation. ASTM E 1188, “Standard Practice for Collection and Preservation of Information and Physical Items by a Technical Investigator...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001491
EISBN: 978-1-62708-217-4
... except one had higher values. Pursuing this anomaly, it was determined that the direction of applying the compression loads was perpendicular to the laminate plane. Half-inch diameter test coupons for these tests were removed from the forward test ring of each convergent insulator. Because only...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001446
EISBN: 978-1-62708-234-1
... process of fatigue. The precise cause of the extension which led to final failure can only be surmised, but it was considered that thermal stresses, arising from the heat of compression, may have played a significant part. The results of notched-bar tests, with the notches orientated in the direction...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c9001596
EISBN: 978-1-62708-225-9
... to simulate the fatigue behavior of the helical springs in compressors during start/stop testing Fig. 15 Typical Ring-down pattern for helical springs following the compressor stopping. Distributions were determined for each of the first seven oscillations in both directions by recording six events...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006836
EISBN: 978-1-62708-329-4
... More than half of all metallic springs that fail in testing or service do so by a fatigue mechanism. Many times, the fatigue crack is initiated by preexisting defects or cracks, corrosion, wear, or mechanical damage. However, in the majority of cases, there is no significant identifiable cause...
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
... requirements AAR M-128 Grade B. The tank, according to specification drawings, was to be built, tested, and stamped per Class ICC 112A340-W specification. The nominal thickness cited in the specification drawings is 1.587 cm (0.625 in.) and the heads are 1.746 cm (0.687 in.). The safety relief valve...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001799
EISBN: 978-1-62708-241-9
... Abstract A high-speed pinion gear shaft, part of a system that compresses natural gas, was analyzed to determine why it failed. An abnormal wear pattern was observed on the shaft surface beneath the inner race of the support bearings. Material from the shaft had transferred to the bearing races...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006763
EISBN: 978-1-62708-295-2
... documentation should begin as soon as possible after the incident. If components involved in the incident are disassembled or subjected to destructive testing, each step of the disassembly or testing should be documented by contemporaneous photographs or videos. The failure analyst should constantly keep...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006768
EISBN: 978-1-62708-295-2
... ), where thousands of grains are sampled in a typical measurement. When the material is in tension, the d -spacing increases in the direction of stress, and when the material is in compression, the d -spacing decreases. The presence of residual stresses in the material produces a shift in the XRD peak...