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fatigue life prediction

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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.c9001764
EISBN: 978-1-62708-241-9
... near the ID, evidence of high-cycle fatigue. Based on the failure rate and fatigue life predictions, it was recommended to discontinue the use of drive shafts with the inferior design. drive shaft fatigue fracture stress concentration low carbon steel fatigue cracking fatigue life prediction...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006781
EISBN: 978-1-62708-295-2
.... , Antolovich S.D. , Neu R.W. , Adair B.S. , Hirsch M.R. , Fernandez-Zelaia P. , O’Rourke M. , and Staroselsky A. , Towards the Development of a Physics-Based Thermo-Mechanical Fatigue Life Prediction Model for a Single Crystalline Ni-Base Superalloy , Mater. Perform. Charact...
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
... the fatigue life. Based on an understanding of the compressor motion, a Monte Carlo model was developed based on a linear damage theory to predict the fatigue life of the springs during start/stop conditions. The results of this model were compared to actual test data. The model showed that the design...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006792
EISBN: 978-1-62708-295-2
... component life. A brief discussion on coatings to improve surface-initiated fatigue and wear is included, due to the similarity to RCF and the increasing criticality of this failure mode. The article presents a working knowledge of Hertzian contact theory, describes the life prediction of rolling-element...
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
... methods life assessment methods life fraction rule metallurgical instabilities microstructural evaluation nickel-base superalloys oxide-scale-based life prediction parameter-based assessments power plant piping power plant tubing steel-based alloys thermal-mechanical fatigue ELEVATED...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001788
EISBN: 978-1-62708-241-9
...Abstract Abstract Several failed dies were analyzed and the results were used to evaluate fatigue damage models that have been developed to predict die life and aid in design and process optimization. The dies used in the investigation were made of H13 steels and fractured during the hot...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003546
EISBN: 978-1-62708-180-1
...-Simulation Testing The following is a practical application of TMF life prediction. Additional information on TMF and TMF testing is contained in Ref 6 and 10 , respectively. Fatigue case studies, in which practical systems are analyzed from a fracture mechanics perspective are also presented in Ref...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001136
EISBN: 978-1-62708-229-7
...Abstract Abstract A fracture mechanics based failure analysis and life prediction of a large centrifugal fan made from low-carbon, medium-strength steel was undertaken following shortcomings in attempts to explain its fatigue life from start stop cycles alone. Measurements of the fracture...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001288
EISBN: 978-1-62708-215-0
... that the platen had failed in fatigue as a result of a high stress concentration in a sharp 0.6 mm (0.02 in.) radius fillet. Stress analysis and fracture mechanics predictions revealed that there was also danger of fatigue failure for platens with the design radius of 10 mm (0. 4 in.) if the press operates at 800...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001025
EISBN: 978-1-62708-214-3
... by high-cycle fatigue. The crack grew to approximately 8 in. in length before final catastrophic fracture. Fatigue analyses accurately predicted the cyclic life demonstrated by the failed wheel since its last inspection, assuming an initial crack length of 13 to 25 mm (0.5 to 1.0 in.). It was recommended...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001081
EISBN: 978-1-62708-214-3
... under estimated, which led to low-cycle fatigue cracking earlier than expected. Fracture mechanics analysis of the disks was carried out to assess their damage tolerance and to predict safe inspection intervals. Fatigue life Fracture mechanics Gas turbine engines Jet planes Low-cycle fatigue...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003563
EISBN: 978-1-62708-180-1
... coatings ( Ref 74 , 75 , 76 , 77 , 78 , 79 , 80 , 81 , 82 , 83 ). As with the RCF performance of vapor deposition coating processes ( Tables 2 and 3 ), these results are qualitative and should be considered to rank the RCF performance rather than for statistical fatigue-life prediction...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006819
EISBN: 978-1-62708-329-4
... , Low-Cycle Fatigue and Life Prediction , STP 770, C. Amzallag B.N. Leis , and Rabbe P. , Ed., American Society for Testing and Materials , West Conshohocken, PA , 1982 , p 482 – 499 87. Wang C.H. and Brown M.W. , A Path-Independent Parameter for Fatigue under...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001793
EISBN: 978-1-62708-241-9
.... Kirkhope K.J. , Bell R. , Caron L. , Basu R.I. , Weld Detail Fatigue Life Improvement Techniques ( Ship Structure Committee , Washington, DC , 1997 ), p. 151 11. Boulton C.F. , Fatigue life predictions of welded specimens containing lack of penetration defects...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006827
EISBN: 978-1-62708-329-4
... (No. 5 ), 2010 , p 428 – 475 10.1016/j.pmatsci.2010.01.001 8. Syed A. , Accumulated Creep Strain and Energy Density Based Thermal Fatigue Life Prediction Models for SnAgCu Solder Joints , Proc. 54th Electronic Components and Technology Conference , 2004 , p 737 – 746 9. Long...
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
... in most technical structures the stress amplitude is often not constant but will randomly vary under actual loading conditions, it is necessary to predict fatigue life not only under constant but as well as under variable stress amplitudes. The principle of lifetime determination for variable-amplitude...
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 Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006802
EISBN: 978-1-62708-329-4
... perspectives 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...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001763
EISBN: 978-1-62708-241-9
... of fatigue fracture can be predicted according to the Basquin’s power law [ 12 ], which was developed based on the stress-life test data. This power law is given by: (5) A = σ R N R B where σ R is the cyclic stress, N R is the lifetime of fatigue failure, and the constants...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c9001732
EISBN: 978-1-62708-218-1
... and analyze all failures on a system basis. The statistical analysis of failure data usually requires a large sample because of the scatter generally found in fatigue-life values. To resolve the sample size problem, we decided to construct a fixture capable of cycling twelve lock assemblies simultaneously...