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elevated-temperature design

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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...
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
... “safe-life” to damage-tolerant design philosophy Development of materials with improved toughness Seam-welded high-energy piping failures ( Ref 12 ) 1986–2000 Cavitation and creep voids in welds resulting in catastrophic high-energy rupture Development of elevated-temperature life assessment...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001559
EISBN: 978-1-62708-229-7
... of environment, elevated temperatures, and tensile stresses on unsensitized stainless steels are complex. The critical concentration of chloride ions necessary for SCC can vary from thousands of ppm at ambient temperatures to less than 1 ppm at 500°F. Chloride SCC is not normally considered a problem below 200°F...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003545
EISBN: 978-1-62708-180-1
... section may also initiate tertiary creep or increase the tertiary-creep rate. In many commercial creep-resistant alloys, tertiary creep is apparently caused by inherent deformation processes and occurs at creep strains of 0.5% or less. In designing components for service at elevated temperatures, data...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006802
EISBN: 978-1-62708-329-4
... on failure and life assessment of components, structural design philosophies, the role of the failure analyst in life assessment, and the role of nondestructive inspection. They also cover fatigue life assessment, elevated-temperature life assessment, fitness-for-service life assessment, brittle fracture...
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
... to this operating condition were determined. It is fundamental in designing ducts or large diameter thin-walled pipes for elevated temperature service to allow for thermal expansion. In this ductwork, expansion joints were provided to accommodate the axial thermal expansion of the duct. However, the radial...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006909
EISBN: 978-1-62708-395-9
... of chemical (alkalis and acids) environments, elevated and subzero temperatures, and alternating loads. ISO 10952 prescribes requirements and recommendations for the qualification and design, installation, testing, and inspection for the external application of composite repair systems to corroded or damaged...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006780
EISBN: 978-1-62708-295-2
... and increase the tertiary creep rate. In many commercial creep-resistant metallic alloys, tertiary creep is apparently caused by inherent deformation processes and occurs at creep strains of 0.5% or less. In designing components for service at elevated temperatures, data pertaining to the elapsed time...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0048846
EISBN: 978-1-62708-234-1
... were found contain small cracks and microvoids. A mechanism of intergranular creep rupture at elevated temperature was identified as a result of a series of stress-rupture and tensile tests. It was revealed by the crack shape that cracking initiated on the pipe exterior, then propagated inward...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001812
EISBN: 978-1-62708-180-1
..., and the use of locking devices, the assumption is that the initial clamping force will be sustained during the life of the fastened joint. This assumption cannot be made in elevated-temperature design. At elevated temperature, the induced bolt load will decrease with time as a result of creep, even...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006805
EISBN: 978-1-62708-329-4
..., and hardware systems. This assumption cannot be made in elevated-temperature design. At elevated temperature, the induced bolt load may decrease with time as a result of creep, even if the elastic limits of the materials are not exceeded, and this can adversely affect fastener performance. Therefore...
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
... , p. 3 ( 1987 ) 4. Benac D.J. , Swaminathan V.P. : Elevated-temperature life assessment for turbine components, piping and tubing . In: ASM Handbook , vol. 11 , Failure Analysis and Prevention , ASM International , Materials Park, OH , p. 304 ( 2002 ) 5. The Timken...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001581
EISBN: 978-1-62708-235-8
... structural collapse, under elevated temperature service, even at temperatures more than 300 deg C (540 deg F) below the normal solution annealing temperature. The creep strength of the recrystallized 304/304L steel was more than 1000 times less than that achievable with solution annealed 304H...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001817
EISBN: 978-1-62708-180-1
..., visual examination, microscopic examination, chemical analysis, and mechanical tests. The article explains corrosion fatigue of tubing of heat exchangers caused by aggressive environment and cyclic stress. It also discusses the effects of design, welding practices, and elevated temperatures...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0091761
EISBN: 978-1-62708-229-7
... technique would reduce the stress and make the design more tolerant of corrosion. Marine environments Protective coatings Udimet 500 UNS N07500 High-temperature corrosion and oxidation Turbine buckets in a 37.5 MW gas turbine made of Udimet 500 superalloy failed in service ( Ref 1...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c9001598
EISBN: 978-1-62708-232-7
... cumulative service at elevated temperature. A recommendation was made to implement a support for the conical section of the CIM and to increase the wall thickness of the drain tube. Thus, the possibility of drain tube misalignment in the induction coils and localized over heating will be minimized...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c0091208
EISBN: 978-1-62708-220-4
... Abstract A failure of an aboveground storage tank occurred due to external corrosion of the tank floor. The liquid asphalt tank operated at elevated temperatures (approximately 177 deg C, or 350 deg F) and had been in service for six years. Cathodic protection (rectifiers) had been installed...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001852
EISBN: 978-1-62708-241-9
... ]. Thermomechanical fatigue of components made of nickel has been considered by researchers [ 5 ]; however, cyclic properties of electroformed nickel at room and elevated temperature have not received much attention even though such properties should be known for the design and application of electroformed nickel...
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
..., and economically” ( Ref 2 ). With some modifications, the definitions used in Ref 2 for fossil-power steam plant components can be used to define failure and life of elevated-temperature components; that is, component life is expended when: Design life has elapsed. Calculations predict life exhaustion...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006921
EISBN: 978-1-62708-395-9
.... 12 Schematic of Stage I, II, and III failures in stress rupture testing Fig. 13 Arrhenius extrapolation of time-to-oxidation of polypropylene dip tubes in 5 ppm chlorine from elevated temperatures Fig. 14 Application of Paris’ law to Regime B brittle fatigue crack growth data...