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dissimilar metal joining

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.petrol.c0048808
EISBN: 978-1-62708-228-0
... “Hardfacing, Weld Cladding, and Dissimilar Metal Joining” in Welding, Brazing, and Soldering , Volume 6 of the ASM Handbook ). The precipitates followed the austenitic regions into the duplex structure and eventually disappeared. They undoubtedly contributed to the cracking that occurred...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001749
EISBN: 978-1-62708-215-0
...-to-valve connection. It was further determined that a steel adapter had been installed at the point of failure to make the connection. Use of the adapter which joined with a brass nipple, created an unacceptable dissimilar metal joint. The steel also provided a source for the generation of sparks. Loctite...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001054
EISBN: 978-1-62708-214-3
... interaction Most Probable Cause Silver solid-state bonding is a versatile method of joining dissimilar metals that are difficult or impossible to join by common fusion processes because of their physical properties and geometrical configurations. The process for joining uranium to another metal...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001311
EISBN: 978-1-62708-215-0
... the inside surface of a tube in an area above the level of uniform corrosion, showing localized dissimilar-metal corrosion to a depth of 0.38 mm (0.015 in.) in the base metal at an interface with the weld seam. Note the dendritic microstructure of the weld. Electroetched in oxalic acid. 49.4× Fig. 4...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c0091362
EISBN: 978-1-62708-220-4
... steels. Welds must also be tough and ductile. Lastly, dissimilar weld filler metals can be successfully used. To avoid premature failure, the dissimilar combination should be corrosion tested to ensure suitability for the intended service. ...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c0089730
EISBN: 978-1-62708-233-4
... elements in areas adjacent to that area. In addition, the intersection of the two welds contained cracks similar in appearance to those normally formed when variations in thermal expansion and contraction are encountered when welding dissimilar metals. A microhardness traverse across the weld area...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001030
EISBN: 978-1-62708-214-3
... that the cracks propagated by stress-corrosion cracking. The cause of cracking was twofold: use of interference-fit fasteners exposed to moisture intrusion from a marine environment and poor hole quality. Failure was intensified by dissimilar-metal contact in the presence of weak acidic electrolyte (dissociated...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001352
EISBN: 978-1-62708-215-0
... processing equipment Cracks(fracturing) Dissimilar metals, welding Weld defects Welded joints Welding parameters AFNOR Z30C13 Joining-related failures ...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001570
EISBN: 978-1-62708-220-4
... to form hydrides if the temperature is sufficiently high. The formation of titanium hydrides becomes significant as the hydrogen content increases above approximately 20 ppm 7 . The hydriding of titanium occurs at higher rates with increasingly higher titanium-dissimilar metal area ratio in the galvanic...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001648
EISBN: 978-1-62708-234-1
... environment alone, and the system contained no obvious dissimilar metal couples. An effect of biological organisms on the process of corrosion is to create a local environment that is conducive to corrosion. The operative corrosion mechanism is dependent on the type of organism involved. Generally, when...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003509
EISBN: 978-1-62708-180-1
... at the weld toe Cracks—hot or cold, longitudinal or transverse, crater and at weld toe Gas porosity Arc strike Spatter Backing piece left on: failure to remove material placed at the root of a weld joint to support molten weld metal Subsurface features that are causes for rejection...
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
... corrosion. Stainless steels and other metals that, in the presence of oxygen, form protective passive surface films are much more susceptible as the film breaks down and creates an active metal area. When dissimilar metals are in contact or are electrically connected together, galvanic corrosion...
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
... and terminated at the welds that joined the bend to the pipeline. Examination of the fracture surfaces with a low-power stereomicroscope revealed that very little thinning of the metal had taken place, indicating low ductility and little corrosive attack. Metallographic specimens were prepared from...
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
... be avoided by using a drain, collection tray, or a deflector. Where dissimilar materials are to be joined, it is advisable to use a more noble metal in a joint ( Fig. 5a , b). Unfavorable area ratios should be avoided. Metal combinations should be used in which the more active metal or alloy surface...
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
... to certain nails. Aluminum cladding can also be at risk. (g) Contact of two metals through a fluid trap can be avoided by using a drain, collection tray, or a deflector. Where dissimilar materials are to be joined, it is advisable to use a more noble metal in a joint ( Fig. 5a and Fig. 5b...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001769
EISBN: 978-1-62708-241-9
.... : Diagenesis of metals chemically complexed to bacteria: laboratory formation of metal phosphates, sulfides, and organic condensates in artificial sediments . Appl. Environ. Microbiol. 45 , 1094 – 1108 ( 1983 ) 5. Ghiorse W.C. : Biology of iron- and manganese-depositing bacteria . Annu. Rev...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006756
EISBN: 978-1-62708-295-2
... overheating (creep rupture) Graphitization Cracking Corrosion fatigue—waterside Corrosion fatigue—fireside Thermomechanical fatigue Vibration fatigue Dissimilar-metal weld stress rupture Stress-corrosion cracking Quality control Maintenance cleaning damage...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003521
EISBN: 978-1-62708-180-1
... Thermomechanical fatigue Vibration fatigue Dissimilar metal weld stress rupture Stress-corrosion cracking Quality control Maintenance cleaning damage Material imperfections/welding imperfections/discontinuities Source: Ref 3 Table 3 Comparison between three similar boiler...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.marine.c9001617
EISBN: 978-1-62708-227-3
... , Materials Park, OH , 1986 , pp. 15 – 46 . 2. McEvily A.J. : Metal Failures: Mechanisms, Analysis, Prevention , John Wiley , 2002 . 10.1115/1.1483355 3. Anon.: D.G. Ships Procurement Specification 1043, Issue 03, “Nickel-Aluminium Forgings, Forging Stock, Rods and Sections,” MOD, U.K...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003522
EISBN: 978-1-62708-180-1
... features that may be observed for general, galvanic, crevice, and pitting corrosion are: General attack (uniform corrosion), which is typically apparent from overall thinning and loss of metal Galvanic corrosion, which occurs when dissimilar metals are in electrical contact via an electrolyte...