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fatigue data analysis

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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
...” conditions using fracture mechanics and thermal fatigue simulation tests. Failure analysis indicated that cracking had been initiated by thermal fatigue. Data from the analysis were used in making the leak-before-break predictions. It was determined that the cracks could grow to two-thirds...
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
...Abstract Abstract During testing of compressors under start/stop conditions, several helical suspension springs failed. The ensuing failure investigation showed that the springs failed due to fatigue. The analysis showed that during start/stop testing the springs would undergo both a lateral...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001504
EISBN: 978-1-62708-217-4
... Materials selection Wheels 2014 UNS A92014 7079 UNS A97079 H11 UNS T20811 4340 UNS G43400 300M UNS K44220 Corrosion fatigue Pitting corrosion Stress-corrosion cracking Introduction Data Banks Surveyed Case Histories Trends in Failure Mechanisms and Causes Discussion...
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
... extrusion of Al-6063 billet material. They were examined to identify critical fatigue failure locations, determine corresponding stresses and strains, and uncover correlations with process parameters, design features, and life cycle data. The fatigue damage models are based on Morrow’s stress and strain...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001600
EISBN: 978-1-62708-217-4
...Abstract Abstract This paper summarizes the results of a failure analysis investigation of a fractured main support bridge made of 7075 aluminum alloy from an army helicopter. The part, manufactured by “Contractor IT,” failed component fatigue testing while those of the original equipment...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001583
EISBN: 978-1-62708-217-4
...Abstract Abstract The purpose of this investigation was to determine the root cause of the differences noted in the fatigue test data of main rotor spindle assembly retaining rods fabricated from three different vendors, as part of a Second Source evaluation process. ARL performed dimensional...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001021
EISBN: 978-1-62708-214-3
... growth rate data to be determined for the configuration of interest. Crack propagation Fatigue life Jet planes Military planes Wings (aircraft) AU4SG Fatigue fracture Background Following the crash of a Mirage III-0 aircraft, a small crack was detected in a bolt hole in the wing main...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003516
EISBN: 978-1-62708-180-1
... 10. Mitchell M.R. , Fundamentals of Modern Fatigue Analysis for Design , Fatigue and Fracture , Vol 19 , ASM Handbook , ASM International , 1996 , p 242 11. Irwin G.R. , Handbuch der Physik , Vol 6 , p 551 – 590 12. Broek D. , Elementary Engineering Fracture...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001790
EISBN: 978-1-62708-241-9
... on the fracture surface is noted so that the particular operative crack length and crack-front orientation can be determined. These guidelines were followed in this analysis. Fig. 10 SEM micrograph of fatigue striations observed on the fracture surface shown in Fig. 4(a) Fig. 11 Higher...
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
.... Nelson, Private Communication , Canoga Park, CA ( Oct 1979 ) 10.1007/BF02643219 Selected References Selected References • Fatigue Failures , Failure Analysis and Prevention , Vol 11 , ASM Handbook , ASM International , 2002 , p 700 – 727 10.31399/asm.hb.v11.a0003544...
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
... with the greater cumulative exposure to temperatures above 445°C in the manifold. The fatigue properties of COR-TEN steel used in the failure analysis were verified by tests. Material which had originally been purchased for use in the duct but which was never used was soaked for 100 hours at 540°C (1000°F...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006768
EISBN: 978-1-62708-295-2
... model versus x-ray-diffraction-generated experimental data plots of residual stress versus number of cycles. Source: Ref 53 Fig. 22 Residual stresses in peened 1040 steel samples resulting from tension-tension fatigue (the two symbols represent two samples). Source: Ref 61 Fig. 25...
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 Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001075
EISBN: 978-1-62708-214-3
... the wires were under static load, as well as additional loading from wire vibration, resistance to fatigue fracture was required. A common correlation is that the higher the tensile strength, the higher the fatigue strength. Thus, the use of cold-worked stainless steel appears reasonable. No data were found...
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
... “live.” These pits acted as stress concentrations that were the origin sites for the fracture. Stress Analysis SEM examination of the fracture surface confirmed that the flat portion of the blade fracture was generated by fatigue crack growth. The load cycles in the main rotor blade of any...
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
... International , Materials Park, OH , 2000 . 6. Boller C. : Materials Data for Cyclic Loading, Part B: Low-Alloy Steels, Materials Science Monographs , 42B , Elsevier , 1987 . Selected References Selected References • Fatigue Failures , Failure Analysis and Prevention , Vol 11...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003528
EISBN: 978-1-62708-180-1
... and Fracture Analysis of Ship Structures , Fleet Technologies Limited , 1998 41. Matsui K. et al. , An Increase in Fatigue Limit of a Gear by Compound Surface Treatment , Proceedings of ICRS6 ( Oxford ), 2000 , p 871 – 878 42. François D. , Pineau A. , and Zaoui...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c9001533
EISBN: 978-1-62708-225-9
... by a hydrostatic weighing method on an analytical balance. The chemical composition of the alloy was determined by a method of local x-ray spectrum analysis using the JSM 840 scanning electron microscope and the link analyzer. Data on babbit's structure parameters and mechanical and tribological properties...
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
.... Design of Test Weibull Plotting of Failure Data Failure Analysis Evaluation of Corrective Action Summary Selected References Selected References • Johnson L. G. , The Median Ranks of Sample Values in Their Population with an Application to Certain Fatigue Studies, Industrial...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001363
EISBN: 978-1-62708-215-0
... or overspeed/overload. Analytical Fatigue damage in a bearing can cause the race to spall, which roughens the ball path and introduces debris into the bearing. This can eventually lead to smearing of the balls and to heat generation. An analysis was conducted to determine the cumulative fatigue damage...