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UNS A92014

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0091674
EISBN: 978-1-62708-217-4
... recommended that the interference fit of the bushing in the lug hole be discontinued. Aircraft components Hinge brackets Marine environments 2014-T6 UNS A92014 Stress-corrosion cracking Surface treatment related failures Forged aluminum alloy 2014-T6 hinge brackets in naval aircraft rudder...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0091678
EISBN: 978-1-62708-217-4
... service. Aircraft components Forgings Lugs Marine environments 2014-T6 UNS A92014 Intergranular corrosion Pitting corrosion Stress-corrosion cracking During a routine shear-pin check, the end lug on the barrel of the forward canopy actuator on a naval aircraft was found to have...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0046022
EISBN: 978-1-62708-217-4
... liquid-penetrant inspection before anodizing, because chromic acid destroys the penetrant. This inspection would reduce the possibility of cracked parts being used in service. Anodizing Cracking (fracturing) Forgings Straightening 2014-T6 UNS A92014 (Other, general, or unspecified) fracture...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0006428
EISBN: 978-1-62708-217-4
... Flanges Fluid penetrant testing Landing gear Scanning electron microscopy 2014 UNS A92014 Stress-corrosion cracking Pitting corrosion Fatigue fracture Four nose wheel failures were received by the laboratory for determination of the cause of failure. The wheels were fabricated from 2014-T6...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.marine.c0091669
EISBN: 978-1-62708-227-3
... to permit use of only aluminum alloys 6061-T6 and T651 and 2024-T6, T62, and T851. Fittings Fuel lines Marine environments Missiles 2017 UNS A92017 2014 UNS A92014 Stress-corrosion cracking During a routine inspection, cracks were discovered in several aluminum alloy coupling nuts ( Fig...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0047169
EISBN: 978-1-62708-217-4
... failed in the flange by fatigue as the result of a rather large subsurface forging defect. No recommendations were made. Aircraft components Forgings Surface defects Wheels 2014-T6 UNS A92014 Metalworking-related failures Fatigue fracture The flange on an outboard main-wheel half...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0047125
EISBN: 978-1-62708-217-4
... Forgings Nonmetallic inclusions Wheels 2014-T6 UNS A92014 Fatigue fracture A commercial aircraft wheel half was removed from service because a crack was discovered in the area of the grease-dam radius during a routine inspection. The wheel half ( Fig. 1 ) was machined, from an aluminum alloy 2014...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0047165
EISBN: 978-1-62708-217-4
... 2014-T6 UNS A92014 Fatigue fracture Metalworking-related failures Two outboard main-wheel halves from a commercial aircraft were removed from service because of failure. One wheel half was in service for 54 days and had made 130 landings (about 1046 roll km, or 650 roll miles) when crack...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001510
EISBN: 978-1-62708-217-4
... Helicopters Materials selection Residual stress 2014-T6 UNS A92014 Stress-corrosion cracking Introduction Analysis Conclusions and Recommendations Selected Reference Selected Reference • Warke W. R. , Stress-Corrosion Cracking , Failure Analysis and Prevention , Vol 11 , ASM...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001297
EISBN: 978-1-62708-215-0
... for galvanic corrosion between the lead wool ballast and the aluminum spar inner surface. The pitting initiated fatigue cracking which led to the spar failure. Crack initiation Mechanical properties 2014-T652 UNS A92014 Corrosion fatigue Fatigue fracture Pitting corrosion Galvanic corrosion...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001734
EISBN: 978-1-62708-234-1
.... Actuator arms Aircraft components Cracking (fracturing) Fires Grain boundary melting 2014 UNS A92014 (Other, miscellaneous, or unspecified) failure Scanning electron microscope (SEM) examination of metal fractures which are induced by various combinations of loads and environmental conditions...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001022
EISBN: 978-1-62708-214-3
... and adjoining wall between the steel sleeve and the steel diaphragm washer. Metallographic analysis and accelerated corrosion tests showed that the cracks had originated as stress-corrosion failures. Forgings, corrosion Landing gear, corrosion 2014 UNS A92014 Intergranular corrosion Stress-corrosion...
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
... that the inspection interval be reduced to one-third of its original duration for the current level of inspection reliability, or that inspection procedures be improved in order that cracks substantially smaller than 13 mm (0.5 in.) can be reliably detected. Forgings Military planes 2014-T61 UNS A92014...
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...