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welded joints

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290099
EISBN: 978-1-62708-306-5
... concentration due to weld shape and joint geometry; stress concentration due to weld imperfections; and residual welding stresses. Inspection and characterization of welds are described in the final section of this chapter. cast iron fusion welding residual stress solid-state transformation steel...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280149
EISBN: 978-1-62708-267-9
... decisions. It discusses the basic concepts of fusion welding and the differences between solid-solution-hardened and precipitation-hardened wrought superalloys. It addresses joint integrity, design, weld-related cracking, and the effect of grain size, precipitates, and contaminants. It covers common fusion...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310201
EISBN: 978-1-62708-286-0
... stainless steels requires knowledge of both the technology of the welding or joining process and the response of the steel to the thermal and mechanical effects of the process. The welding process must, of course, produce a sound joint, but it must also result in the weld and its surrounding affected metal...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290023
EISBN: 978-1-62708-306-5
... variations in terms of their productivity versus the relative cost of equipment. Fig. 2.1 Approximate relationship between capital cost of welding equipment and speed at which sheet metal joints can be produced, for five welding process variations. Source: Ref 2.1 The term arc welding...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290279
EISBN: 978-1-62708-306-5
... methods are covered. The factors influencing joint integrity and the main considerations in welding dissimilar metal combinations are also discussed. adhesive bonding brazing ceramics dissimilar metal welding mechanical fastening plastics welding A NUMBER OF materials and material...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290137
EISBN: 978-1-62708-306-5
... associated with diffusion bonding and welding processes. These processes use either deformation or diffusion and limited deformation to produce high-quality joints between both similar and/or dissimilar materials. Specific solid-state welding processes include: Diffusion welding, also commonly referred...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290079
EISBN: 978-1-62708-306-5
... with a copper alloy filler metal (rod) and a flux. Braze welding is similar to torch brazing with a filler rod, except that joint openings are wider and distribution of filler metal takes place by deposition rather than by capillary action. Equipment and some filler metals used in braze welding are the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720411
EISBN: 978-1-62708-305-8
... metals and the types of flaws exhibited by brazed joints. brazed joints brazing filler metals eddy current inspection liquid penetrant inspection magnetic particle inspection nondestructive inspection radiographic inspection ultrasonic inspection visual inspection welding weldments...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290061
EISBN: 978-1-62708-306-5
... generated by the resistance to the flow of an electrical current through the parts being joined. It is most commonly used to weld two overlapping sheets or plates that may have different thicknesses. A pair of electrodes conducts electrical current to the joint. Resistance to the current flow heats the...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780131
EISBN: 978-1-62708-268-6
... Abstract Leaks can occur as the result of several failure causes. This chapter reviews the causes, features, and impact of various types of leaks, namely gasket leaks, O-ring leaks, bond-joint leaks, weld leaks, polyvinyl chloride leaks, valve leaks, and structural leaks. bond-joint leaks...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290165
EISBN: 978-1-62708-306-5
... process temperature is relatively low, so there is no need for the heat to be applied locally, as in welding. Brazing and soldering allow considerable freedom in the dimensioning of joints, so it is possible to obtain good results even if a variety of components are used on the same product. The...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130503
EISBN: 978-1-62708-284-6
... to reduce weld joint strength and promote cracking, such as fatigue failures. A description of the wide variety of discontinuities that can occur in steel weld metal and base metal is provided by many welding codes, one of which is the American Association of State Highway Transportation Officials...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130151
EISBN: 978-1-62708-284-6
... the liquid metal, even at the appropriate temperature, cannot fill them completely. The component that shows this kind of defect, depending on the size and location of the joint, must be discarded, since recovery with a weld is not recommended from a metallurgical point of view or, depending on...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290243
EISBN: 978-1-62708-306-5
... effect compared with riveted or spot-welded constructions. While rivets or spot welds provide local point stiffening, bonded joints provide stiffening over the entire bonded area. The significance of this effect is shown in Fig. 9.1 , where bonded joints may increase the buckling strength of the...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290207
EISBN: 978-1-62708-306-5
... Abstract This chapter presents a comprehensive coverage of mechanical fastening methods. It begins with a discussion on the advantages and disadvantages of mechanical fastening followed by sections providing information on mechanically fastened joints and the selection of the correct fastener...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290001
EISBN: 978-1-62708-306-5
... bonding ( Fig. 1.2 ). Mechanical fastening can be used to provide either temporary or permanent joints, while adhesive bonding, welding, brazing, and soldering processes are mainly used to provide permanent joints. Mechanical fastening and adhesive bonding usually do not cause metallurgical reactions...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170003
EISBN: 978-1-62708-297-6
... aluminum weld wire to increase its fluidity and to ensure production of sound welds. Another factor that must be considered, however, is the mechanical constraint on the freezing metal that the weld joint produces. If there are any low-melting second-phase materials in the grain boundaries, hot tears can...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130001
EISBN: 978-1-62708-284-6
... performance of the design process of a component. A heat-transfer model, coupling with a phase transformation model, a thermomechanical model, and a thermochemical model, is also considered. The chapter further provides information on the failure aspects of and heat treatment procedures applied to welded...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720345
EISBN: 978-1-62708-305-8
...-dimensional and have little or no effect on the radiographic film. However, when the ends of resistance welded pipe are butt welded together, arc welding is frequently used, and the method normally used to inspect arc welded joints is radiography. Flaws in seamless tubular products may occur at any point...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170351
EISBN: 978-1-62708-297-6
..., and tanks requiring high weld efficiency and maximum joint strength. Used in pressure vessels up to 65 °C (150 °F) and in many cryogenic applications, bridges, freight cars, marine components, TV towers, drilling rigs, transportation equipment, missile components, and dump truck bodies. Good corrosion...