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weld repair process selection

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Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005345
EISBN: 978-1-62708-187-0
... preparation, weld repair process selection, joint selection, filler metal selection, weld repair considerations, deposition techniques, postweld heat treatment, and verification of weld repair quality. castings ferrous materials filler metal selection nonferrous materials postweld heat treatment...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001476
EISBN: 978-1-62708-173-3
...: material weldability, nature of the failure that prompted the repair, and involvement of any code requirements. When selecting a welding process for a specific application, several factors that affect productivity and weld quality must be balanced. Selection can be difficult because each process...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002450
EISBN: 978-1-62708-194-8
... Formability (finished product) Castability Repairability Flammability Joining technology applicable Fusion Adhesive bonding Fasteners Welding parameters Finishing technology applicable Impregnation Painting Stability of color Application history/experience...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001409
EISBN: 978-1-62708-173-3
... Abstract This article describes the classification of ferritic stainless steels. It reviews the metallurgical characteristics of various ferritic grades as well as the factors that influence their weldability. The article provides a discussion on various arc welding processes. These processes...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001408
EISBN: 978-1-62708-173-3
... the weld fusion zone and its response to PWHT can often be controlled by the appropriate choice of weld filler metal ( Ref 4 ). However, the properties of the HAZ can be controlled only by the judicious selection of the welding process and process parameters, and by the use of a PWHT. As a result, the...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003046
EISBN: 978-1-62708-200-6
.... Allen R.C. , Bird J. , and Clarke J.D. , Mater. Sci. Technol. , Vol 4 , Oct 1988 7. Lees W.A. , Mater. Sci. Technol. , Vol 4 , Dec 1988 8. Cheng H.N. , Adhes. Age , Dec 1988 9. Taylor N.S. , Welds in Thermoplastic Composite Materials...
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
... Abstract This article discusses two categories of stainless steel casting alloys and their nomenclature. It provides information on two situations in which welding of stainless steel castings is required. These situations are based on casting defects and selection of welding processes. The...
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
... article concludes with a discussion on the different welding processes used in the welding of titanium and titanium alloys. alpha alloys alpha-beta alloys fusion welding macro titanium weldments material selection mechanical properties metastable beta alloys microstructure physical...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005219
EISBN: 978-1-62708-187-0
... manufacturing process cycle time, the effect is positive. If the alteration abrogates tool life, the change is negative. In either case, the projected outcome should be red with the customer. In the case of alterations to hard tooling, which is tooling made from steel, the welding process will upset the tool...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001442
EISBN: 978-1-62708-173-3
... the finish machined part, a practice unthinkable with welding, heat treating, or other high-temperature processes. Thermal spray coatings provide the design engineer with many options. They offer material properties not available in wrought metals. Coatings can be applied to selected areas rather...
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
... required because of accelerated corrosion of a localized area. The selection of higher-alloyed filler metals for such repairs should be considered. Gas-tungsten arc welding (GTAW), gas-metal arc welding (GMAW), and shielded metal arc welding (SMAW) processes are commonly used to join this family of CR...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001428
EISBN: 978-1-62708-173-3
... dissimilar-metal combinations are possible, and the amount of dilution varies with the welding process, the operator technique, and the joint design. In many cases, more than one welding product will satisfy the requirement of metallurgical compatibility. Selection should be based on the strength required...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001412
EISBN: 978-1-62708-173-3
... Plasma Arc Welding of 17-4PH Stainless Steel , Proc. Conf. Power Beam Processing: Electron, Laser, Plasma Arc (San Diego, CA), ASM International , 1988 , p 45 – 54 27. Turner A.J. , Electron Beam Welding Thick Section Precipitation-Hardening Steel , Weld. J. , Vol 60 , Jan 1981 , p...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005561
EISBN: 978-1-62708-174-0
... Abstract This article provides an overview of integrated weld modeling and discusses the fundamentals of the underlying physics and methodologies involved in process modeling. It presents approaches for microstructure modeling that help to predict phase fractions as well as grain size in the...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001440
EISBN: 978-1-62708-173-3
... requirements for the original welds and be made prior to final heat treatment. Manual or automatic GTAW is generally used for repairing butt and fillet welds. Repairs can also feature a combination of welding processes such as GTAW and the initial welding process (GMAW, PAW, or hot wire welding). Repair...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006391
EISBN: 978-1-62708-192-4
... processes. The arc welding processes include shielding metal arc welding, gas metal arc welding/flux cored arc welding, gas tungsten arc welding, submerged arc welding, and plasma transferred arc welding. The article also reviews various factors influencing the selection of the appropriate hardfacing for...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001074
EISBN: 978-1-62708-162-7
... averages of two to four tests on separately cast bars. (a) Welding rod was EZ33A; weld bead intact. (b) Specimens machined from a forging Table 9(b) Low-temperature tensile properties of selected cast magnesium alloys Alloy Tensile strength Yield strength Elongation, % Charpy...
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
... research roadmap for the welding industry ( Ref 1 ). The strategic goals for the welding industry by 2020 were identified to be the following: Increase the uses of welding by 25%, decrease the cost, and increase the productivity Enhance the process technology that allows for the use of welding...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005577
EISBN: 978-1-62708-174-0
... systems and sensors must have ever-higher frequency responses. These factors lead to increased costs, which is one reason that the very productive laser beam and electron beam welding processes have not found wider use. The approximate productivity of selected welding processes, expressed as length of...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005609
EISBN: 978-1-62708-174-0
... sense because it identifies combinations of G and R that permit retention of the single-crystal structure during weld repair. The use of heat-flow equations can then be used to link R and G to the weld processing parameters, such as heat-source power, travel speed, and preheat temperature, in...