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transition diagrams

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Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.9781627081801
EISBN: 978-1-62708-180-1
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001613
EISBN: 978-1-62708-235-8
... failed during 5° bend tests required for qualification. Fig. 1 Schematic diagram of the tapped adjusting screw showing various portions The details of screw specification are as follows: Material: 16MnCr5 steel as per DIN: 17210 Composition: C-0.14-0.19%, Si-0.15-0.40%, Mn-1.0...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001068
EISBN: 978-1-62708-214-3
.... Circumstances Leading to Failure Figure 1 is a diagram of a tank showing the major dimensions and the position of various nozzles ad reinforcement rings. The four identical tanks were fabricated from 5 mm (0.2 in.) thick type 304L stainless steel plate by tungsten-inert gas (TIG) welding of a shell...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001024
EISBN: 978-1-62708-214-3
..., and 26 fiberglass “pockets” that provide the trailing-edge airfoil shape. Figure 2 presents a cross section through the rotor blade, showing the shape of the extrusion and the epoxy attachment to part of a pocket. Fig. 1 Plan diagram of the main rotor blade, showing the aluminum extrusion spar...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0089256
EISBN: 978-1-62708-235-8
... features was observed, as well as a transition to a bright, faceted fracture appearance. Scanning electron microscope examination in conjunction with energy-dispersive x-ray spectroscopy (EDS) revealed a heavy oxide on the dark area of the fracture surface ( Fig. 4 ). The bright area adjacent to the dark...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001787
EISBN: 978-1-62708-241-9
... aluminum oxide, calcium oxide, magnesium oxide, and manganese sulfide. Fig. 8 SEM micrographs and spectrum diagram of inclusions ( a , d ) oxide inclusions and sulfide inclusion; ( b , e ) oxide inclusions, carbonitride inclusion, and sulfide inclusion; ( c , f ) oxide inclusions and sulfide...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003551
EISBN: 978-1-62708-180-1
... the compounds that can be formed at different temperatures and encountered in the system considered. Thermal Stability Several polymorphic transitions may occur, and these can change the microstructural integrity of the solids as they are being heated. Some are reversible, and some are irreversible...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001515
EISBN: 978-1-62708-229-7
... insulation between the tubes, as well as an effective means of detecting D 2 O leakage. Fig. 1 Schematic diagram of a CANDU fuel channel. When moisture was detected in the annulus gas in Ontario Hydro's Bruce NGS Unit 2 reactor (Bruce 2) in 1986 March, it was identified as heavy water from...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001026
EISBN: 978-1-62708-214-3
..., a transition section having a T-shaped cross section, and terminating in a pad that is bolted to the flap structure. The fracture broke transversely through the T-shaped cross section, so that the fracture surface was in the shape of a T ( Fig. 2 ). Because the part had previously been cut down and cleaned...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006779
EISBN: 978-1-62708-295-2
... design concepts Table 1 Methods and material characteristics for fatigue design concepts Design philosophy Design concept Material characteristics Safe-life, infinite-life Nominal stress or local stress concept S - N curve, S a = f ( N F ) Fatigue diagram, S a = f ( S...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001477
EISBN: 978-1-62708-229-7
... surface. Chemical Analysis Mechanical Tests Transition Temperature The significant features revealed by the examination were as follows: Failure of the drum occurred at a pressure of 760 lbs. psi some 5 months after it withstood a hydraulic test to 2060 lbs. psi. It having been...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003544
EISBN: 978-1-62708-180-1
... of the material, the permissible amplitude is zero. For general consideration of mean stress effects, various models of the mean-amplitude response have been proposed. One type of plot is the Haigh diagram, which plots mean stress ( S m ) versus stress amplitude ( S a ). The Haigh diagram can be a plot...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001615
EISBN: 978-1-62708-235-8
... bars. The hot upsetting is carried out in the range of 950 to 1100 °C in one heating (i.e., all three stages of the forging are completed with one heating). A schematic diagram illustrating the forging steps and the axle shape at each stage is shown in Fig. 1 . To monitor the forging process...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006829
EISBN: 978-1-62708-295-2
... 19428 Fig. 9 Diagram showing the mixed fretting regime fretting log (i.e., plotting of the fretting cycle as a function of a log scale of the fretting cycles). Adapted from Ref 49 . Reprinted with permission from Elsevier Fig. 10 (a) Fretting wear damage chart as a function...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003539
EISBN: 978-1-62708-180-1
... stress includes applied plus residual stress. The surface is located at the left of each diagram. In (a), subsurface initiation occurs for the shallow case because total stress exceeds local fatigue strength in the shaded (subsurface) area. In (b), subsurface initiation occurs for stress curves 3 and 4...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003512
EISBN: 978-1-62708-180-1
... assessment of components. Fig. 1 Flow diagram showing the relationship between the design phase and the investigative tasks for in-service failure, structural aging, and fitness-for-service of structural components One alternative for avoiding failures used in the past was to overdesign...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006776
EISBN: 978-1-62708-295-2
... in subsurface initiation in a case-hardened component. Total stress includes applied plus residual stress. The surface is located at the left of each diagram. (a) Subsurface initiation occurs for the shallow case because total stress exceeds local fatigue strength in the shaded (subsurface) area. (b) Subsurface...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003513
EISBN: 978-1-62708-180-1
... or onset of pop-in Lower shelf No J c δ c Unstable fracture or onset of pop-in Transition Yes J u δ u First attainment of maximum load plateau Upper shelf Yes J m δ m J mat , general J -integral fracture toughness of material; CTOD, crack-tip opening displacement; δ...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001676
EISBN: 978-1-62708-229-7
...), there is an increasing accumulation of mass within the detector rod. Fig. 1 Schematic diagram of a self-powered flux detector assembly: (a) relative positions of emitter coils; distances are given from the outboard face of the shield plug (metres); and, (b) assembly in the vicinity of the transition pieces...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001609
EISBN: 978-1-62708-229-7
... , New York, NY , 2001 . 14. Anon. : ASME SA-803, Specification for Welded Ferritic Stainless Steel Feedwater Heater Tubes , American Society of Mechanical Engineers , New York, NY , 2001 . 15. Metals Handbook , 8th ed. , Vol. 8 , Metallography, Structures, and Phase Diagrams...