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weld discontinuity

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Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006808
EISBN: 978-1-62708-329-4
... Abstract This article describes some of the welding discontinuities and flaws characterized by nondestructive examinations. It focuses on nondestructive inspection methods used in the welding industry. The sources of weld discontinuities and defects as they relate to service failures...
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
... Abstract This article briefly reviews the general causes of weldment failures, which may arise from rejection after inspection or failure to pass mechanical testing as well as loss of function in service. It focuses on the general discontinuities observed in welds, and shows how some...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006814
EISBN: 978-1-62708-329-4
..., the reader will learn from the mistakes of others and use principles that will avoid the occurrence of similar failures in the future. The topics covered include failure analysis fundamentals, welded connections failure analysis, welded connections and discontinuities, and fatigue. In addition, several case...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0089722
EISBN: 978-1-62708-217-4
... on Weld Discontinuities (for Welding, Brazing, and Soldering , Volume 6 of Metals Handbook (9th ed.), 1983), and the ASM Committee on Failure Analysis of Weldments (for Failure Analysis and Prevention , Volume 10 of Metals Handbook (8th ed.), 1975). Selected Reference Selected Reference...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0047621
EISBN: 978-1-62708-229-7
... Committee on Weld Discontinuities (for Welding, Brazing;, and Soldering , Volume 6 of Metals Handbook (9th ed.), 1983), and the ASM Committee on Failure Analysis of Weldments (for Failure Analysis and Prevention , Volume 10 of Metals Handbook (8th ed.), 1975). Selected Reference Selected...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001661
EISBN: 978-1-62708-229-7
... discontinuities, metallurgical evaluation of the discontinuities, analysis of any failure modes, and determination of the best repair techniques. The welds were made with prequalified joints in accordance with AWS D1.1-77 and required only visual inspection. More sensitive inspection methods were applied...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0089738
EISBN: 978-1-62708-235-8
....; Alan G. Glover, Welding Institute of Canada; Daniel Hauser, Edison Welding Institute; Edward A. Metzbower, Naval Research Laboratory; O.W. Blodgett, Lincoln Electric; the ASM Committee on Weld Discontinuities (for Welding, Brazing, and Soldering , Volume 6 of Metals Handbook (9th ed.), 1983...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0048733
EISBN: 978-1-62708-235-8
... by visual inspection. It was observed that crack 1 and 2 were covered with high-temperature oxidation products which revealed that the surfaces had been separated for quite some time. A very high discontinuity stress which existed at the longitudinal welds between the hot well and the heater shell...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.conag.c0047570
EISBN: 978-1-62708-221-1
... article. Appreciation is expressed to: Tarsem Jutla, Caterpillar Inc.; Alan G. Glover, Welding Institute of Canada; Daniel Hauser, Edison Welding Institute; Edward A. Metzbower, Naval Research Laboratory; O.W. Blodgett, Lincoln Electric; the ASM Committee on Weld Discontinuities (for Welding, Brazing...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0089774
EISBN: 978-1-62708-235-8
... A. Metzbower, Naval Research Laboratory; O.W. Blodgett, Lincoln Electric; the ASM Committee on Weld Discontinuities (for Welding, Brazing, and Soldering , Volume 6 of Metals Handbook (9th ed.), 1983), and the ASM Committee on Failure Analysis of Weldments (for Failure Analysis and Prevention , Volume 10...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.matlhand.c0089766
EISBN: 978-1-62708-224-2
... article. Appreciation is expressed to: Tarsem Jutla, Caterpillar Inc.; Alan G. Glover, Welding Institute of Canada; Daniel Hauser, Edison Welding Institute; Edward A. Metzbower, Naval Research Laboratory; O.W. Blodgett, Lincoln Electric; the ASM Committee on Weld Discontinuities (for Welding, Brazing...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0089793
EISBN: 978-1-62708-235-8
... Discontinuities (for Welding, Brazing, and Soldering , Volume 6 of Metals Handbook (9th ed.), 1983), and the ASM Committee on Failure Analysis of Weldments (for Failure Analysis and Prevention , Volume 10 of Metals Handbook (8th ed.), 1975). ...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c0089716
EISBN: 978-1-62708-231-0
... Electric; the ASM Committee on Weld Discontinuities (for Welding, Brazing, and Soldering , Volume 6 of Metals Handbook (9th ed.), 1983), and the ASM Committee on Failure Analysis of Weldments (for Failure Analysis and Prevention , Volume 10 of Metals Handbook (8th ed.), 1975). Selected Reference...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.pulp.c0047529
EISBN: 978-1-62708-230-3
... Institute; Edward A. Metzbower, Naval Research Laboratory; O.W. Blodgett, Lincoln Electric; the ASM Committee on Weld Discontinuities (for Welding, Brazing, and Soldering , Volume 6 of Metals Handbook (9th ed.), 1983), and the ASM Committee on Failure Analysis of Weldments (for Failure Analysis...
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
... Committee on Weld Discontinuities (for Welding, Brazing, and Soldering, Volume 6 of Metals Handbook (9th ed.), 1983), and the ASM Committee on Failure Analysis of Weldments (for Failure Analysis and Prevention, Volume 10 of Metals Handbook (8th ed.), 1975). Selected Reference Selected Reference...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0047681
EISBN: 978-1-62708-229-7
... the resistance welds was generally present. The stator vane failed by a fatigue crack that initiated at internal surface discontinuities caused by metal expulsion from the resistance seam weld used in fabricating the vane. Expulsion of metal from seam welds should be eliminated by a slight reduction in welding...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001837
EISBN: 978-1-62708-241-9
... after a circumferential welding process. The nozzle assembly was made from low-carbon CrMoV alloy steel that was subsequently single-pass butt welded using gas tungsten arc welding. Although no cracks were found when the welds were visually inspected, X-ray radiography showed small discontinuous surface...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001454
EISBN: 978-1-62708-220-4
... Abstract The interior of a cylindrical tank used for the road transport of concentrated sulfuric acid revealed severe blistering of the plates, mainly over the crown and more particularly on the first ring. The tank, made in 1958, was of welded construction, the material being mild steel plate...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.matlhand.c9001426
EISBN: 978-1-62708-224-2
... an apparently sound link, the prepared surfaces lying in the planes of the links. This examination revealed that the welds were initially defective. Discontinuities were present in both cases adjacent to the insides of the links, of a type indicative of either inadequate fusion or incomplete expulsion of oxide...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0047579
EISBN: 978-1-62708-234-1
...-gradient and phase-change stresses. Joining the studs to the flanges by welding should be discontinued. They should be attached by screw threads, using a key and keyway to prevent turning in service. Flanges Heat affected zone Phase transformations Studs 414 UNS S41400 Joining-related failures...