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thermal fatigue striations

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Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001791
EISBN: 978-1-62708-241-9
... to high temperatures. The combined effect of pitting, incrustations, and phase transformations caused the pipe to rupture. boiler tube fracture corrosion pits salt incrustation carbon steel thermal fatigue striations dimples microstructural analysis plastic strain A192 (carbon steel) UNS...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001056
EISBN: 978-1-62708-214-3
... thermal fatigue striations on initiation zone. Cracks were initiated in the branch pipe of the moderator circuits by thermal fatigue. Because thermal fatigue is primarily a surface phenomenon, the problem was remedied by installing a thin stainless steel sleeve (1 m, or 3.3 ft, long) inside...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001346
EISBN: 978-1-62708-215-0
...Abstract Abstract Alloy UNS N08800 (Alloy 800) tubes of the steam superheating coils of two hydrocracker charge heaters in a refinery failed prematurely in service. Failure analysis of the tubes indicated that the failures could be attributed to thermal fatigue as a result of temperature...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001110
EISBN: 978-1-62708-214-3
... fracture surface were examined. Both fractographic and metallographic features revealed that the failure was by thermal fatigue caused by the presence of biaxial thermal stresses on the inner surface of the tube. It was recommended that the steam and air be thoroughly mixed prior to entering the tube...
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
... the characteristics of fatigue fractures followed by a discussion on the effects of loading and stress distribution, and material condition on the microstructure of the material. In addition, general prevention and characteristics of corrosion fatigue, contact fatigue, and thermal fatigue are also presented...
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
...-life criterion gas porosity heat treatment inclusions infinite-life criterion internal bursts macropitting micropitting reversed bending rolling-contact fatigue rotational bending strengthening stress distribution subcase fatigue thermal fatigue torsional loading FATIGUE damage...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.marine.c9001657
EISBN: 978-1-62708-227-3
... fatigue striations and microscopic crack growth bands, Figure 4 . A specific fatigue crack nucleation site could not be readily identified, but the orientation of the crack growth bands and striations in area A, Figure 3 , suggested that fatigue crack initiation occurred at the trailing edge tip area...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001558
EISBN: 978-1-62708-217-4
... terminating at the onset of overload fracture. These zones are(referring to Fig. 2b): C1, the initial cleavage area which extends in to a depth of 0.635 mm (Fig. 4); F1, the following band of fatigue, which is 0.165 mm across, with striations of 1–4 µm spacing (Fig. 5); C2, the second cleavage band which...
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
... Scanning electron microscopy view of fatigue striations in aluminum forging tested under cyclic loading Fig. 35 Striations observed by scanning electron microscopy on rotating-beam fatigue specimen made of cold-worked electrolytic tough pitch copper. Crack growth direction is from upper right...
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
... SEM view of fatigue striations in medium-density polyethylene, laboratory tested at 0.5 Hz with maximum stress 30% of the yield strength. Crack growth is upward in this view. Original magnification 200×. Source: Ref 4 Fig. 50 Features observed on fatigue area of polymethyl methacrylate...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001709
EISBN: 978-1-62708-229-7
... at 693 deg F (367 deg C) and 2935 psi (20.5 MPa), failed near the IK boxes as a result of thermal fatigue. Thermal fatigue damage was accelerated by repetitive exposure to water droplets from the soot blower and the associated rapid cooling. Boilers Electric power generation Tubes ASME SA210-A1...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006774
EISBN: 978-1-62708-295-2
..., particularly at the microscale, interpretations of larger fracture patterns can be completed even when microscopic evidence is obliterated. One example is fatigue crack propagation analysis where striations (microscopic signatures of crack propagation) may have been damaged due to postfracture exposure...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006769
EISBN: 978-1-62708-295-2
..., or hydrogen embrittlement Stage II striations: typical of fatigue failure These typical forms of fracture surfaces are briefly described in the following section, “Typical Fracture Surfaces.” More extensive coverage on the interpretation of fracture surfaces is contained in the Section “Fatigue...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003537
EISBN: 978-1-62708-180-1
... montonic versus fatigue fracture and ductile versus brittle fractures (on either a macroscale or microscale): Monotonic versus fatigue fracture: Beach marks and striations indicate fatigue, but their absence does not confirm fracture from monotonic loads. Fracture surfaces from fatigue do...
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
... 26. Cherolis N.E. Fatigue in the Aircraft Industry: Striations , J. Fail. Anal. Prevent. , Vol 8 (No. 3 ), 2008 , p 255 – 258 10.1007/s11668-008-9146-5 27. Millwater H.R. , Fitch S.H. , Wu Y.-T. , Riha D.S. , Enright M.P. , Leverant G.R...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c9001543
EISBN: 978-1-62708-218-1
.... Since the crack was due to mechanical fatigue, no doubt aggravated by thermal fatigue, the piston would have failed catastrophically in service. Fig. 4 Striations on the fracture face of the undercrown crack of Piston No. 2 indicate that failure was due to fatigue. Black spots are debris. 15,000...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001782
EISBN: 978-1-62708-241-9
.../asm.hb.v06.a0001415 Selected references Selected references • Fatigue Failures , Failure Analysis and Prevention , Vol 11 , ASM Handbook , Becker W.T. and Shipley R.J. , Ed., ASM International , 2002 , p 700 – 727 . 10.31399/asm.hb.v11.a0003544 • Becker W.T...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001536
EISBN: 978-1-62708-229-7
... in adapter tube assemblies in the control rod drive head of a pressurized water reactor, (3) thermal fatigue of a recirculation pump shaft in a boiling water reactor, and (4) failure of pump seal wear rings by nickel leaching in a boiling water reactor. Corrosion Decontamination Intergranular stress...
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
...×. (b) Crack relative to the inlet and outlet ports. 1.25×. (c) Fatigue striation found on the fracture surface. 7000× Fig. 11 The measured crack growth rate (crack length versus time) determined by optical measurements or fractographic evaluation used to validate life prediction estimates...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001849
EISBN: 978-1-62708-241-9
... suffered from surface cracks (thermal and/or mechanical stress-induced cracks) that propagated radially and circumferentially via fatigue mechanism leading finally to spalling and roll damage (surface initiated spalling). Proper roll operation and maintenance by employing efficient roll grinding...