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Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006838
EISBN: 978-1-62708-329-4
...Abstract Abstract This article provides an overview of metal additive manufacturing (AM) processes and describes sources of failures in metal AM parts. It focuses on metal AM product failures and potential solutions related to design considerations, metallurgical characteristics, production...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001294
EISBN: 978-1-62708-215-0
...Abstract Abstract A precipitation-hardened stainless steel poppet valve assembly used to shut off the flow of hydrazine fuel to an auxiliary power unit was found to leak. SEM and optical micrographs revealed that the final heat treatment designed for the AM-350 bellows material rendered the AM...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001366
EISBN: 978-1-62708-215-0
...Abstract Abstract An AMS 4126 (7075-T6) aluminum alloy impeller from a radial inflow turbine fractured during commissioning. Initial examination showed that two adjacent vanes had fractured through airfoils in the vicinity of the vane leading edges, and one vane fractured through an airfoil...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0047645
EISBN: 978-1-62708-229-7
... of titanium alloy Ti-5Al-2.5Sn but with the designation AMS 4926. Fig. 1 Ti-5Al-2.5Sn gas-turbine fan duct that failed because of contamination of a repair weld in an arc weld in the front flange-duct segment. (a) The circumferential 75-mm (3-in.) crack in the repair weld in the arc weld. 1.5×. (b...
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
... of each of the retaining rods. The chemical composition was governed by AMS 5629. The material designated was precipitation hardened PH 13-8 Mo, heat treated to the H1050 condition. Inductively coupled plasma/atomic emission spectroscopy was utilized to determine the wt.% of each element. Samples were...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006811
EISBN: 978-1-62708-329-4
... Fig. 1 Timeline of medical device milestones (top) and United States Food and Drug Administration (FDA) medical device regulation (bottom) Fig. 2 So-called “three-legged stool” illustrating the contributions of device manufacturing/design, patient factors, and surgical factors...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006828
EISBN: 978-1-62708-329-4
... properties of the material, joint design, prebraze cleaning, brazing procedures, postbraze cleaning, and quality control. Factors that must be considered include brazeability of the base metals; joint design and fit-up; filler-metal selection; prebraze cleaning; brazing temperature, time, atmosphere, or flux...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001815
EISBN: 978-1-62708-180-1
... to another element in the same unit or to another working unit either in the same plane and direction or in a completely different plane or direction. The force due to this transmission may either increase or decrease in magnitude from one element to the next. Design and function are closely associated...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001754
EISBN: 978-1-62708-241-9
... composition AMS 6490 (M50) alloy steel UNS T11350 Introduction and Background Laboratory Analysis Summary of Key Findings Conclusion Discussion References References 1. ASTM E407-07 Standard Practice for Microetching Metals and Alloys, Etchant 74 2. ASTM A892-09 Standard Guide...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001571
EISBN: 978-1-62708-229-7
...Abstract Abstract The accident at Three Mile Island Unit No. 2 on 28 March 1979 was the worst nuclear accident in US history. By Jan 1990, it was possible to electrochemically machine coupons from the lower head using a specially designed tool. The specimens contained the ER308L stainless steel...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001380
EISBN: 978-1-62708-215-0
.... Failure of both pitch horn bolts would prevent the pilot from properly controlling the helicopter during flight and when landing. Fig. 1 Schematic of pitch horn bolt, Schematic of pitch horn bolt The pitch horn bolt was fabricated from AISI 4340 steel in accordance with AMS 6414...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001805
EISBN: 978-1-62708-241-9
... corrosion pits delamination brittle cleavage SEM/EDS analysis tensile yield strength 420 (martensitic stainless steel) UNS S42000 AMS 2404E (electroless nickel plating) Background Case Study 1: 420 Stainless Steel Scissor Failure Case Study 2: Electroless Nickel Plating Case Study 3...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001029
EISBN: 978-1-62708-214-3
...Abstract Abstract Two investment-cast A356 aluminum alloy actuators used for handles on passenger doors of commercial aircraft fractured during torquing at less than the design load. Visual examination showed that cracking had occurred through a machined side hole. Fractography revealed...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001639
EISBN: 978-1-62708-229-7
... detection scans on specified areas of the tank. No indications of reportable wall loss or pitting were detected. All thickness readings were above minimum design tank-wall thickness, although several small indications of thinning were noted. The crack detection and sizing examinations revealed five...
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
... designation Maximum temperature Ref °C °F Carbon and alloy steels AISI 1010 carbon steel 480 895 3 SA-178, grade A 510 (a) 950 (a) 4 SA-192; SA-210, grade A 510 (a) 950 (b) 4 SA-209, grade T-1A 525 (b) 975 (b) 4 1Cr-Mo-Si; SA-213, grade T-11 565...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001811
EISBN: 978-1-62708-241-9
.... Kernand R.F. , Suess M.E. : Steel Selection , p. 35 . Wiley , New York ( 1979 ) 2. Ashby M.F. : Material Selection in Mechanical Design . Butter-worth Heinemann , Oxford ( 1999 ) 10.3758/BF03210826 3. Zergoug M. , Kamel G. , Boucherou N. : Mechanical...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006807
EISBN: 978-1-62708-329-4
... in Petroleum Refineries , 6th ed. , American Petroleum Institute , 2008 13. Norton F.H. , The Creep of Steel at High Temperatures , McGraw-Hill Book Company , New York , 1929 14. Soderberg C.R. , The Interpretation of Creep Tests for Machine Design , Trans. Am. Soc. Mech. Eng...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006758
EISBN: 978-1-62708-295-2
... by providing insight into the properties, microstructure, and failure mode and can inform discontinuity location and measurements obtained nondestructively. Note that discontinuities in and of themselves may be acceptable depending on applicable design standards or codes, and are not necessarily defects which...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006759
EISBN: 978-1-62708-295-2
... Engineers (SAE), Aerospace Materials Specifications (AMS), American Iron and Steel Institute (AISI), and military standards (MIL), which can often be tied back to a Unified Numbering System (UNS) designation. Other countries have tailored specifications that must be followed, such as the German Institute...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c9001547
EISBN: 978-1-62708-225-9
... Resistant Steel Wire, 17Cr-7Ni-1A1 Precipitation Hardening — Spring Temper , Aeronautical Material Specifications AMS 5673, 1957 . 2. “Fractography and Atlas of Fractographs,” ASM Metals Handbook , Vol. 9 , 1975 , p. 43 . 3. Drawing Requirements for Mechanical Springs , MIL-STD-29A, 1962...