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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c0047343
EISBN: 978-1-62708-236-5
... Abstract An experimental high-temperature rotary valve was found stuck due to growth and distortion after approximately 100 h. Gas temperatures were suspected to have been high due to overfueled conditions. Both the rotor and housing in which it was stuck were annealed ferritic ductile iron...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003555
EISBN: 978-1-62708-180-1
... Abstract High temperature corrosion may occur in numerous environments and is affected by factors such as temperature, alloy or protective coating composition, time, and gas composition. This article explains a number of potential degradation processes, namely, oxidation, carburization...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003517
EISBN: 978-1-62708-180-1
... Abstract This article focuses on the life assessment methods for elevated-temperature failure mechanisms and metallurgical instabilities that reduce life or cause loss of function or operating time of high-temperature components, namely, gas turbine blade, and power plant piping and tubing...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0091754
EISBN: 978-1-62708-229-7
... pressures of the gases within the duct, combined with the high temperatures, facilitated nitrogen pickup. No recommendations were made. Intergranular precipitation Oxidation Spalling Inconel 317 UNS N06617 High-temperature corrosion and oxidation The presence of carbides and carbonitrides...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001669
EISBN: 978-1-62708-229-7
... outlet temperature of 566 deg C, the 11.4 cm thick header had operated for approximately 187,000 h at the time of the failure. Discussion focuses on the results of a metallographic examination of boat samples removed from the longitudinal seam weldment in the vicinity of the failure and at other areas...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c0089716
EISBN: 978-1-62708-231-0
... as a result of service stresses acting on the plate having low toughness at the low service temperatures encountered. Recommendations included that the specifications for the steel plates be modified to include a toughness requirement and that improved welding and inspection practices be performed to reduce...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
... Abstract High-temperature corrosion can occur in numerous environments and is affected by various parameters such as temperature, alloy and protective coating compositions, stress, time, and gas composition. This article discusses the primary mechanisms of high-temperature corrosion, namely...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001108
EISBN: 978-1-62708-214-3
... in petrochemical plants to produce hydrogen via a high-temperature reaction between steam and hydrocarbon gases in the presence of a catalyst. The reaction occurs inside heat-resistant, spun-cast tubes. These are high-chromium and nickel alloy tubes that are welded to the headers and pigtails that connect...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001814
EISBN: 978-1-62708-241-9
... to the high-temperature degradation were also analyzed and are discussed. pressure vessel fracture overtemperature steel bulging rupture x-ray diffraction analysis fracture toughness SA387 grade 11 class 2 (1.25Cr-0.5Mo chromium-molybdenum alloy steel) ASTM B424 (Ni-Fe-Cr-Mo-Cu alloy, Incoloy...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006807
EISBN: 978-1-62708-329-4
... Abstract This article provides some new developments in elevated-temperature and life assessments. It is aimed at providing an overview of the damage mechanisms of concern, with a focus on creep, and the methodologies for design and in-service assessment of components operating at elevated...
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Published: 01 January 2002
Fig. 5 Variation of fluid temperature and tube-wall temperature as water is heated through the boiling point with low, moderate, high, and very high heat fluxes (rates of heat transfer). See text for discussion. Source: Ref 5 More
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Published: 30 August 2021
Fig. 5 Variation of fluid temperature and tube-wall temperature for different values of heat flux More
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Published: 15 May 2022
Fig. 18 Relationships among glass transition temperature ( T g ), melt temperature ( T m ), molecular weight, and polymer properties. Source: Ref 13 More
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Published: 15 May 2022
Fig. 30 Iso-stress temperature ramp to mimic heat deflection temperature (HDT) under load More
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Published: 01 January 2002
Fig. 25 Deformation map for various failure mechanisms as a function of temperature and sulfur contents for preoriented polyisoprenes. Source: Ref 41 More
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Published: 01 January 2002
Fig. 37 Ductility of metallic materials initially increases as the temperature rises above room temperature but then goes through a minimum before it rises again. See text for discussion. Source: Ref 49 More
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Published: 01 January 2002
Fig. 39 Temperature dependence of the strain-rate sensitivity of pure aluminum and alloy 2024. Note 2024-O becoming negative near room temperature. Source: Ref 63 More
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Published: 01 January 2002
Fig. 47 SEM view of serpentine glide on elevated-temperature (650 °C, or 1200 °F) laboratory tension test of nickel-molybdenum alloy. Although similar in appearance, these markings are not fatigue striations. More
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Published: 01 January 2002
Fig. 6 A 1000 h creep modulus of several polymers as a function of temperature. PBT, polybutylene terephthalate; PC, polycarbonate; PPO, polyphenylene oxide; PVC, polyvinyl chloride; PP, polypropylene; HDPE, high-density polyethylene; T g , glass transition temperature More
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Published: 01 January 2002
Fig. 15 Effect of strain rate on ductile-to-brittle transition temperature in body-centered cubic metals More