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Environmental effects

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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
.... This is followed by sections providing information on fastener quality and counterfeit fasteners, as well as fastener loads. Then, the article discusses common causes of fastener failures, namely environmental effects, manufacturing discrepancies, improper use, or incorrect installation. Next, it describes...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006821
EISBN: 978-1-62708-329-4
... affect the associated systems and the overall aircraft. The case studies in this article provide examples of aircraft component and system-level failures that resulted from various factors, including operational stresses, environmental effects, improper maintenance/inspection/repair, construction...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003550
EISBN: 978-1-62708-180-1
.... It illustrates how surface degradation of a plain strain tension specimen alters the ductile brittle transition in polyethylene creep rupture. The article concludes with information on the effects of temperature on polymer performance. creep rupture ductile brittle transition environmental stress...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001355
EISBN: 978-1-62708-215-0
... that the sources of the chlorides be eliminated and that the remaining blades be inspected at regular maintenance intervals for evidence of cracking. Chlorides Environmental effects Mechanical properties Turbine blades DIN X20Cr13 Fatigue fracture Corrosion fatigue Pitting corrosion Background...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003543
EISBN: 978-1-62708-180-1
... the root cause of an overload failure. It also presents examples of thermally and environmentally induced embrittlement effects that can alter the overload fracture behavior of metals. atomic structure brittle cracking crack propagation crystalline structure ductile cracking ductility...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006808
EISBN: 978-1-62708-329-4
... and environmental failure origins related to other types of welding processes are also described. The article explains the cause and effects of process-related discontinuities including weld porosity, inclusions, incomplete fusion, and incomplete penetration. Different fitness-for-service assessment methodologies...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
... of thermal/environmental barrier coating (T/EBC) architecture showing primary environmental protective subsystems and the microstructure of coatings deposited by electron-beam physical vapor deposition. CMAS, calcium-magnesium-alumino-silicate. Reprinted with permission from Wiley Fig. 33 Effect...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001323
EISBN: 978-1-62708-215-0
... was further aggravated by the presence of silicon and sulfur (silicates and sulfates). It was recommended that the tubes be replaced with Inconel 600 or 601, as a practical option until the carryover problem could be solved. Alkalies, environment Boiler tubes Environmental effects Inconel 600, 601...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003567
EISBN: 978-1-62708-180-1
... Fig. 7 Changing pattern of wear and, hence, changing angle of impingement, at bend in pipe. Source: Ref 16 Abstract Abstract This article focuses on the corrosion-wear synergism in aqueous slurry and grinding environments. It describes the effects of environmental factors on corrosive...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006777
EISBN: 978-1-62708-295-2
... is not a unique fracture process: it is just a preferential crack path where brittle, ductile, or fatigue cracking may occur at the grain boundaries by various time-temperature factors, such as species transport or diffusion or thermal activation. Moreover, synergistic effects of environmental conditions...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001278
EISBN: 978-1-62708-215-0
...; and to not apply excessive stress on ophthalmic lenses in the form of working or residual stresses. Acetone environment Cracking, environmental effects Crazing Mechanical properties Plastic Safety glasses Swelling Polycarbonate Environmental cracking (plastics) Background Testing Procedure...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c9001672
EISBN: 978-1-62708-236-5
... ( 1974 ). 5. Gangloff R. P. , “Environmental Effects on Fatigue Crack Propagation,” Metals Handbook , 9th Edition , Vol. 8 , American Society for Metals , Metals Park, OH , pp. 403 – 410 ( 1985 ). 6. Ewalds H. L. and Wanhill R.J.H. , Fracture Mechanics , Edward...
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
... observations of inservice tube failures, which revealed the presence of an interactive environmental effect that drove the crack until leakage occurred. The leak-before-break criterion is valid under actual service conditions. A crack can grow until it is two-thirds of the circumferential length without...
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
... crack propagation curve at least, each striation corresponds to one fatigue cycle. Fig. 5 Low magnification fractograph of the origin of failure (area D of Fig. 3(b) ). Fatigue fracture surface. Magnification 18×. If environmental effects are small, it is normally reasonable to assume...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001268
EISBN: 978-1-62708-215-0
... processes. There were no signs of environmental effects, such as corrosion or wear, revealed during this investigation. However, hardness and mechanical test data, laboratory heat treating, and metallographic examination indicated that leafs 6 and 7 were not heat-treated properly. The detent spring...
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
... be compared for specimens near and further away from the fracture site. Comparison of these may help identify relevant deformation mechanism, environmental effects, or microstructural changes. Such information is vital for interpreting and understanding creep behavior. Generally, creep (distortion...
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
... flow of metal and can correspond to the onset of necking in some alloys. In service and in creep testing, tertiary creep can be accelerated by a reduction in cross-sectional area resulting from cracking, necking, and viscous flow. Environmental effects, such as oxidation in metals, that reduce...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003562
EISBN: 978-1-62708-180-1
.... and Littmann W.E. , “Bearing Damage Analysis,” NBS 423, National Bureau of Standards , Washington , April 1976 Fretting Wear in Mechanical Components Fretting Wear Parameters Affecting Fretting Environmental Effects Effect of Debris on Wear Vacuum Humidity Aqueous...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006782
EISBN: 978-1-62708-295-2
... of Nonmetals The root-cause failure analysis of polymers is becoming more common. A significant portion of polymer failures are environmentally influenced. Environmental factors can have significant detrimental effects on polymer components with respect to strength and appearance. Environmental effects...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003555
EISBN: 978-1-62708-180-1
... Temperature Alloys with Emphasis on Environmental Effects , PV 77-1, Foroulis Z.A. and Pettit F.S. , Ed., The Electrochemical Society , 1976 , p 649 34. Chiang K.T. , Pettit F.S. , and Meier G.H. , Low Temperature Corrosion , High Temperature Corrosion , NACE-6, Rapp...