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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0091727
EISBN: 978-1-62708-217-4
... further resulted in the imposition of a control specification (MF0004-018) for all fluids that contact titanium for existing and future space designs. Pressure Vessels Propellant tanks Surface pretreatments Ti-6Al-4V UNS R56406 Stress-corrosion cracking The storable hypergolic fuel used...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0091809
EISBN: 978-1-62708-217-4
...Abstract Abstract Aluminum 7075 aircraft wing tanks failed in the 1950s. Investigation (visual inspection, biological analysis, and chemical analysis) supported the conclusion that MIC was the cause of the failures. Water condensed into the fuel tanks during flight led to microbial growth...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0046227
EISBN: 978-1-62708-217-4
...Abstract Abstract The floors (fabricated from aluminum alloy 7178-T6 sheet, with portions of the sheet chemically milled to reduce thickness) of the fuel tanks in two aircraft failed almost identically after 1076 and 1323 h of service, respectively. Failure in both tanks occurred in the rear...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0006402
EISBN: 978-1-62708-217-4
... peened, H2SO4 anodized, and coated with MIL-C-27725 integral fuel tank coating on the rib side. Scanning electron microscopy and microprobe analysis (both conventional energy-dispersive and Auger analyzers) showed that the anodic coating was applied over an improperly cleaned and contaminated surface...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0006424
EISBN: 978-1-62708-217-4
...Abstract Abstract An external tank pressure/vent valve regulates the external tank fuel feed system, which transfers fuel under pressure to the internal tanks of the aircraft. A dual-position valve was found to be sticking at the intermediate positions. Also, service air check valves located...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.marine.c9001720
EISBN: 978-1-62708-227-3
... available. These samples will be important to confirm findings to this time and determine the remaining thickness of the hull plate and, indirectly, the integrity of the fuel oil tanks. Fuel tanks Hulls (structures) Metallography Plate metal Warships Carbon steel plate Mixed-mode fracture...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0047677
EISBN: 978-1-62708-217-4
... nuggets that were the result of shunting caused by poor fit-up. The forming procedures were revised to achieve a precise fit between the stiffener and the tank wall. Also, an increase in welding current was suggested. Aircraft components Fitting Fuel tanks 2024-T8511 UNS A92024 Joining-related...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0047673
EISBN: 978-1-62708-217-4
... weld-tool positioning. The problem could be solved by better forming procedures to provide an accurate fit-up that would not interfere with electrode alignment. Aircraft components Fuel tanks Welding parameters 2024-T62 UNS A92024 Joining-related failures A series of resistance spot...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c9001514
EISBN: 978-1-62708-218-1
.... The seat belt retractor rotated upwards along with the floor pan to which it was attached. This caused slack in the seat belt itself which in turn almost certainly resulted in aggravation of the very severe injuries to the driver. The tank of a fuel delivery truck broke away from the chassis when...
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
... of debris struck one of the fuel tanks, causing a hydrodynamic pressure surge that resulted in rupture of the tank and a massive fuel leak, which quickly ignited ( Fig. 2 ). The engines subsequently failed, and the airplane crashed into a nearby hotel, killing all passengers and crew (adapted from Ref 7...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003556
EISBN: 978-1-62708-180-1
...Abstract Abstract This article focuses on the mechanisms of microbially induced or influenced corrosion (MIC) of metallic materials as an introduction to the recognition, management, and prevention of microbiological corrosion failures in piping, tanks, heat exchangers, and cooling towers...
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
... designs and welding practices for structural steels Improved controls on steel manufacture Space shuttle incident (NTSB report, Ref 18 ) 2003 Takeoff footage revealed that foam debris from the external fuel tank had struck the left wing of the shuttle. Similar debris had been seen in previous...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006809
EISBN: 978-1-62708-329-4
... tank in Pennsylvania suffered a catastrophic brittle fracture failure that resulted in more than 1 million gallons of diesel fuel leaking into the Monongahela River, contaminating drinking water for approximately 1 million people in Ohio, West Virginia, and Pennsylvania ( Ref 7 ). The tank...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006788
EISBN: 978-1-62708-295-2
.... , Weeks T.S. , McColskey J.D. , and Spear J.R. , The Effect of Acetobacter sp. and a Sulfate Reducing Bacterial Consortium from Fuel Ethanol Environments on Fatigue Crack Propagation in Pipeline and Storage Tank Steels , Corros. Sci. , Vol 79 , 2014 , p 128 – 138 , 10.1016/j.corsci...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001818
EISBN: 978-1-62708-241-9
... of Heater Treater The fuel gas header splits into two burner trains. The modulated flow of fuel gas at constant pressure from the temperature control valves enter into aspirator. The aspirator works on venturi principle whereby the fuel gas at given pressure passes through a venturi section...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006785
EISBN: 978-1-62708-295-2
... and industries that have experienced SCC failures include (this list is not exhaustive): Aerospace: Aluminum alloys in structural aircraft components such as landing gear and wing components, stainless steel tubing used as part of the hydraulic or fuel systems, high-strength low-alloy steel...
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
... intended function safely, reliably, and economically” ( Ref 3 ). With some modifications, the definitions used by Viswanathan and Dooley for fossil-fuel power steam plant components ( Ref 3 ) can be used to define failure and life of components; that is, component life is expended when: Design life...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006804
EISBN: 978-1-62708-329-4
.... A stress analysis technique such as finite-element modeling is required in this case. These are condensed phase explosives, with a matrix of fuel and oxidizer mixed together (e.g., ammonium nitrate/fuel oil, trinitrotoluene, etc.). Reaction rates and yields may vary depending on the materials involved...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003553
EISBN: 978-1-62708-180-1
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
..., NACE International , 2005 71. Jones R.L. , “ Low Quality Fuel Problems with Advanced Engine Materials ,” NRL Memorandum Report 6252, Naval Research Laboratory , Washington D.C. , Aug 9 , 1988 72. Roth R.S. , Negus T. , and Cook L.P. , Ed., Phase Diagrams...