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welded discontinuities

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Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001472
EISBN: 978-1-62708-173-3
... Abstract This article provides an overview of the types of weld discontinuities that are characteristic of specialized welding processes. These welding processes include electron-beam welding, plasma arc welding, electroslag welding, friction welding, resistance welding, and diffusion welding...
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Published: 01 January 2002
Fig. 2 Schematic of defects and discontinuities in welded joints More
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Published: 01 January 1996
Fig. 1 Defects and discontinuities in welded joints More
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Published: 30 August 2021
Fig. 3 Schematic of defects and discontinuities in welded joints More
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Published: 01 January 2002
Fig. 35 Weld discontinuities affecting weld shape and contour. (a) Undercut and overlapping in a fillet weld. (b) Undercut and overlapping in a groove weld. (c) and (d) Underfill in groove welds More
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Published: 31 October 2011
Fig. 10 Double V-groove weld in butt joint illustrating weld discontinuities. Numbers in circles refer to Table 3 . Source: Ref 45 More
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Published: 31 October 2011
Fig. 11 Single-pass double-fillet weld in T-joint illustrating weld discontinuities. Numbers in circles refer to Table 3 . Source: Ref 45 More
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Published: 01 January 1993
Fig. 5 Weld discontinuities affecting weld shape and contour. (a) Undercut and overlapping in a fillet weld. (b) Undercut and overlapping in a groove weld. (c) and (d) Underfill in groove welds More
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Published: 30 August 2021
Fig. 4 Weld discontinuities affecting weld shape and contour. (a) Undercut and overlap in a fillet weld. (b) Undercut and overlap in a groove weld. (c) and (d) Underfill in groove welds More
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Published: 01 January 1996
Fig. 20 Weld discontinuity in leak-before-break analysis (see text, Case 2 of Example 4 ) More
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Published: 01 January 2002
Fig. 11 Subsurface fatigue origin at gross welding discontinuity. Source: Ref 13 More
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Published: 15 January 2021
Fig. 11 Subsurface fatigue origin at gross welding discontinuity. Source: Ref 13 More
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...
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Published: 01 January 1996
Fig. 2 Conceptual drawing of fatigue crack initiation and growth at the toe of (left) a “Nominal” groove welded butt joint having a substantial (≈ 0.1 in. depth) weld discontinuity (slag entrapment) at the root of the critical notch (weld toe) and (right) an “Ideal” weldment with good wetting More
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Published: 30 August 2021
Fig. 19 (a) Computed tomography (CT) three-dimensional (3-D) surface render of scanned cutout containing the leak, with CT image plane indicated. (b) Image plane from CT at leak location. (c) Optical micrograph of cryofracture-opened weld near leak location, with key weld discontinuities More
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Published: 30 August 2021
Fig. 18 (a) Computed tomography (CT) three-dimensional (3-D) surface render of scanned cutout containing the leak, with CT image plane indicated. OD, outer diameter; ID, inner diameter. (b) Image plane from CT at leak location. (c) Metallurgical cross section near leak location, with key weld More
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002367
EISBN: 978-1-62708-193-1
... fatigue weldments THERE IS general agreement that the main factors influencing the fatigue life of a weldment are: Applied stress amplitude Mean and residual stresses Material properties Geometrical stress concentration effects Size and location of welding discontinuities...
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...
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Published: 01 January 2002
Fig. 24 Cracking from weld toe around volumetric discontinuities in butt welds. (a) Slag inclusion. (b) Porosity More
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...