1-20 of 35 Search Results for

electrochemical machining

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
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
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001560
EISBN: 978-1-62708-217-4
... both combustion products from the cartridges and corrosion products from the chamber, were analyzed using elemental analysis and x-ray diffraction techniques. Electrochemical polarization techniques were also utilized to estimate corrosion rates. Aerospace engines Aircraft components Breech...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001561
EISBN: 978-1-62708-229-7
... chemistry of weld metal/base materials Constant Extension Rate Testing (CERT) Electrochemical Potentiokinetic Reactivation Analyses (EPR) Visual/Photography Optical Microscopy SEM/EDX Chemistry Constant Extension Rate Testing Electrochemical Potentiokinetic Reactivation Analysis...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001420
EISBN: 978-1-62708-220-4
...Abstract Abstract A hydroextractor installed new for the drying of sugar massecuite consisted of a metal basket fixed to a vertical spindle. Disruption occurred just after the machine had been run up to speed and was not preceded by any abnormal behavior. The basket assembly consisted of a Ni...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003500
EISBN: 978-1-62708-180-1
... histories. Example 1: Ice Cream Drink Mixer Blade Failures Excessive assembly stresses and inappropriate detail design caused the premature failures of ice cream drink mixer blades shortly after the mixing machines were introduced into service. A mixer blade as-manufactured is shown on the left side...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006783
EISBN: 978-1-62708-295-2
...Abstract Abstract Corrosion is the electrochemical reaction of a material and its environment. This article addresses those forms of corrosion that contribute directly to the failure of metal parts or that render them susceptible to failure by some other mechanism. Various forms of corrosion...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003548
EISBN: 978-1-62708-180-1
... dealuminification denickelification desiliconification dezincification galvanic corrosion graphitic corrosion intergranular corrosion pitting corrosion selective leaching uniform corrosion velocity-affected corrosion CORROSION is the electrochemical reaction of a material and its environment...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001004
EISBN: 978-1-62708-229-7
... the extent of grain boundary phosphorus segregation exhibited a good relationship with ambient temperature Charpy data. The electrochemical polarization kinetic reactivation, EPR, approach, however, proved disappointing in that the overlapping scatter in the minimum current density, Ir, for an embrittled...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003544
EISBN: 978-1-62708-180-1
... Materials.” It provides guidelines for presenting information other than just final data. Correction Factors for Test Data The available fatigue data are normally for a specific type of loading, specimen size, and surface roughness. For instance, the Moore rotating-beam fatigue-test machine uses...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003524
EISBN: 978-1-62708-180-1
... of background data on the manufacturing and fabricating history of a component should begin with obtaining specifications and drawings and should encompass all the design aspects of the failed part as well as all manufacturing and fabrication details—machining, welding, heat treating, coating, quality-control...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001770
EISBN: 978-1-62708-241-9
..., and gas industries. SCC is understood to be the result of a combination of susceptible material, exposure to a corrosive environment, and tensile stress above a threshold. The tensile stresses can be either externally applied stresses or residual stresses from cold working, machining, welding, etc...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006753
EISBN: 978-1-62708-295-2
... on Intergranular attack due to electrochemical machining Residual-stress cracking due to overheating Metalworking processes Cracking, tears, or necking due to forming/deep drawing Laps due to thread rolling/spinning Tool marks and scratches from forming Surface tears due to poor surface...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006779
EISBN: 978-1-62708-295-2
... the electrochemical environment near the crack tip and consequently change the crack-growth rate and may, in extreme cases, change the controlling process and the growth mechanism. The crack-growth rate in a corrosive environment is usually significantly faster than under ambient conditions. For example...
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
...Abstract Abstract This article commences with a discussion on the characteristics of stress-corrosion cracking (SCC) and describes crack initiation and propagation during SCC. It reviews the various mechanisms of SCC and addresses electrochemical and stress-sorption theories. The article...
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
... for growth of anaerobic bacteria able to reduce nitrate or sulfate (dots in plots) and for soils dominated by the microbial metabolism (boxes). Aerobic bacteria grow over a wide range of pH at E h > 300 mV (normal hydrogen electrode). Source: Ref 19 Whatever the metabolism, electrochemical...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003501
EISBN: 978-1-62708-180-1
... if dimensioned in some way? Will the available production machines be able to make the part? Production runs Are the desired production runs consistent with the machines and expected costs? Tooling wear Is tooling wear or maintenance a possible problem that will impact part cost or performance...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001731
EISBN: 978-1-62708-217-4
... . Considerable evidence of corrosion was found on the inside surface of the axle lug adjacent to the fracture origin. This surface had been protected by cadmium plating, but it was apparent that moisture had accumulated in the area and eventually led to the depletion of the cadmium coating by electrochemical...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.9781627081801
EISBN: 978-1-62708-180-1
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001803
EISBN: 978-1-62708-241-9
... of materials and production methods in manufacturing. Because of the many variables involved, implant failure analysis is a complex area of study. Despite the care taken in their design, installation, operation, and machining, components fail. Although only a small fraction of implants fail, failure...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001812
EISBN: 978-1-62708-180-1
... and with illustrative examples. Fatigue fracture in threaded fasteners and fretting in bolted machine parts are also discussed. The article provides a description of the different types of corrosion, such as atmospheric corrosion and liquid-immersion corrosion, in threaded fasteners. It also provides information...