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Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005589
EISBN: 978-1-62708-174-0
... fusion-zone compositions and describes the effect of fusion welding parameters on dilution. It also provides typical examples of the microstructure and property control in dissimilar weld applications. carbon steel deposition dilution dissimilar metal welding fusion welding joining low-alloy...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001371
EISBN: 978-1-62708-173-3
... conditions and metal transfer and weld pool morphology. It presents constitutive equations for welding current, voltage, and travel rate for ESW. The article describes the metallurgical and chemical reactions in terms of fusion zone compositional effects, weld metal inclusions, solidification structure...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001480
EISBN: 978-1-62708-173-3
... modeling of welds, including the geometry of the welded structure and the weld joint, thermal stress, strain, residual stress, and the microstructure in the heat-affected and fusion zones. References 1. David S. and Vitek J. , Ed., Proc. lnt. Trends in Welding Research (Gatlinburg...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005613
EISBN: 978-1-62708-174-0
... in a weldment. It reviews the heat-affected and fusion zones of single-pass and multi-pass weldments. The article also includes a discussion on the welds in alloy systems, such as stainless steels and aluminum-base, nickel-base, and titanium-base alloys. aluminum-base alloys casting fusion zone heat...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001419
EISBN: 978-1-62708-173-3
... ( Ref 1 ) 4 (e) 2.5 6 41.3 (f) 1049 (f) 11.0 374 54.2 11 UBM 100 (a) FBR, fusion boundary region; HAZ, heat affected zone; UBM, unaffected base metal. (b) Joint efficiency is a ratio of weld strength to base metal strength in the same orientation. (c) Weld parameters...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001342
EISBN: 978-1-62708-173-3
... their melting points, metal alloys can readily dissipate applied loads by time-dependent deformation processes (i.e., creep processes). At high rates of applied stress, both the fusion zone and the HAZ have limited time to accommodate this mechanical imposition. Under conditions of rapid solidification...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001332
EISBN: 978-1-62708-173-3
... and the width of the heat-affected zone in fusion welding processes. The article contains figures from which the properties of any heat source can be estimated readily. energy sources fusion welding heat-affected zone joining welding WELDING AND JOINING processes are essential for the development...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003785
EISBN: 978-1-62708-177-1
...: the fusion zone, heat-affected zone, and unaffected base metal. These zones are shown in Fig. 1 , 2 , and 3 . The fusion zone is the material that was melted during welding. It is bordered by the fusion line. The fusion zone material usually has a chemical composition similar to that of the base metal(s...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001416
EISBN: 978-1-62708-173-3
.... As a result, only limited weldability studies have been conducted to date. However, cursory fundamental studies have provided some indication of their weld sensitivities, and are discussed below. The physical metallurgies of selected alloys from each family are described below. The gamma fusion zone...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001415
EISBN: 978-1-62708-173-3
... postweld heat treatment. As the weld macrographs in Fig. 4 , 5 , 6 , and 7 illustrate, the weld fusion zone in titanium alloys is characterized by coarse, columnar prior-beta grains that originate during weld solidification. The size and morphology of these grains depend on the nature of the heat flow...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001426
EISBN: 978-1-62708-173-3
... with an increase in thermal strain. High residual stresses are commonly encountered in tungsten welds. If the welds are made under restraint, then they may crack during cooling. The fusion zones generally contain large grains and, in the absence of hafnium, cellular substructures ( Ref 2...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005639
EISBN: 978-1-62708-174-0
.... , Mechanism for Minor Element Effect on GTA Fusion Zone Geometry , Weld. J. , Vol 61 , 1982 , p 97s – 102s 9. Sahoo P. , DebRoy T. , and McNallan M.J. , Surface Tension of Binary Metal-Surface Active Solute Systems under Conditions Relevant to Welding Metallurgy , Metall. Trans. B...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001413
EISBN: 978-1-62708-173-3
... of alloys will tend to promote relatively wide areas of partial melting adjacent to the fusion zone when compared with similar wrought alloys. Special considerations exist for the welding of martensitic stainless steel castings (CA-6NM, CA-15, CA40, and CB-7Cu-1, and CB-7Cu-2). Quench cracking...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005524
EISBN: 978-1-62708-197-9
.... , Effect of Temperature and Composition on Surface Tension in Fe-Ni-Cr Alloys Containing Sulfur , Metall. Trans. B , Vol 4 , 1991 , p 557 – 560 86. Heiple C.R. and Roper J.R. , Mechanism for Minor Element Effect on GTA Fusion Zone Geometry , Weld. J. , Vol 61 , 1982 , p S97...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.9781627081740
EISBN: 978-1-62708-174-0
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001482
EISBN: 978-1-62708-173-3
..., momentum, stress, and residual strain history observed in the heat-affected zone of fusion welded materials. References 1. Rosenthal D. , Weld. J. , Vol 20 , 1941 , p 220s – 225s 2. Houldcroft P.T. , Br. Weld. J. , Vol 1 , 1954 , p 468 3. Pumphrey W.J. , Br...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001429
EISBN: 978-1-62708-173-3
... environments. Annealing can be used to increase the corrosion resistance of the weld fusion zone by promoting diffusion of some elements. Corrosion-resistant alloys are usually supplied in the mill-annealed condition, unless otherwise specified. The mill-annealing procedure has been designed to place...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005599
EISBN: 978-1-62708-174-0
... transformations in fusion welding, covering particle dissolution, growth, and coarsening of precipitates in the heat-affected zone. The article discusses the versatility of the internal state variable approach in modeling of nonisothermal transformations for various materials and processes. It describes...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001471
EISBN: 978-1-62708-173-3
... zone and into solidified weld metal and includes five microstructurally distinct regions normally identified ( Ref 3 ) as the fusion zone, the unmixed region, the partially melted region, the heat-affected zone, and the base metal. This microstructural transition is illustrated in Fig. 1 . The unmixed...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001417
EISBN: 978-1-62708-173-3
.... Solidification cracking takes place within the weld fusion zone and typically appears along the center of the weld or at termination craters. Liquation cracks occur adjacent to the fusion zone and may or may not be readily apparent. The mechanical, physical, and chemical properties of aluminum alloys depend...