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Rocket nozzles

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0045918
EISBN: 978-1-62708-235-8
...Abstract Abstract Cracks, with no other damage, were observed in a niobium alloy (Nb-106) part when it was pulled from several months of protective storage for assembly into a rocket nozzle. SEM views showed the cracks to be intergranular, with contaminant particles on a large number...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001818
EISBN: 978-1-62708-180-1
... in commerical materials and define acceptability standards for the producer. Many imperfections are detected before actual operation. For example, a crack indication was found in a forged nozzle by magnetic-particle inspection before welding of the nozzle into a pressure vessel. The nozzle manufacturer had...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006812
EISBN: 978-1-62708-329-4
.... Effects of Construction Practices Many imperfections are detected before actual operation. For example, a crack indication was found in a forged nozzle by magnetic-particle inspection before welding of the nozzle into a pressure vessel. The nozzle manufacturer had found the crack and, instead...
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
... be produced. Note that these do not require the contents to be flammable; steam/water and other nonflammable systems can also result in BLEVEs. Due to the time for the contents to flash to vapor, these events tend to have long durations, on the order of 100 to 1000 ms. Fragment throw and rocketing of vessel...