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welding parameter designs

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930163
EISBN: 978-1-62708-359-1
... specimen for the linear elastic parameter to work and the plastic deformation must follow the correct pattern for the elastic-plastic parameters to work. The pattern of yielding is such that the plastic deformation is confined to the uncracked ligament behind the crack tip. When the weld metal...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610001
EISBN: 978-1-62708-303-4
... information but also specify materials, weld identification, weld procedures, and required weld inspections. Other helpful information to include on the drawings is basic parameters such as design pressure, design temperature range, design code, and other information deemed necessary for the particular...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930113
EISBN: 978-1-62708-359-1
... Abstract This article discusses the various options for controlling fatigue and fracture in welded steel structures, the factors that influence them the most, and some of the leading codes and standards for designing against these failure mechanisms. The two most widely used approaches...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820099
EISBN: 978-1-62708-339-3
... has been made in defining the correct parameters and chemistry modifications for achieving sound welds. This chapter provides a basic understanding of the development, grade designations, microstructure, properties, and general welding considerations of duplex stainless steel. It also discusses...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930071
EISBN: 978-1-62708-359-1
... quantitative understanding of strain development in a solidifying weld, the practical approach taken to minimize the mechanical factor is to reduce the overall weld restraint through judicious joint design and appropriate choice of welding parameters. A simple way to minimize the restraint on a solidifying...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2004
DOI: 10.31399/asm.tb.ps.t62440001
EISBN: 978-1-62708-352-2
... of these joining methods. It presents a comparison between solders and brazes. Further details on pressure welding and diffusion bonding are also provided. Key parameters of soldering are discussed, including surface energy and surface tension, wetting and contact angle, fluid flow, filler spreading...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ahsssta.t53700215
EISBN: 978-1-62708-279-2
..., and (2) determining mechanical performance of those welds. Static, dynamic, hardness, and fatigue properties of welds were determined. The quality of welds produced and the effect of weld parameters on nugget fracture and fusion zone were evaluated using peel, fatigue, and impact testing. Ultrasonic...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610263
EISBN: 978-1-62708-303-4
... Abstract This chapter discusses the fatigue behavior of bolted, riveted, and welded joints. It describes the relative strength of machined and rolled threads and the effect of thread design, preload, and clamping force on the fatigue strength of bolts made from different steels. It explains...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480265
EISBN: 978-1-62708-318-8
... welds made with square-butt joint design. Typical weld parameters for gas metal arc welds Table 12.4 Typical weld parameters for gas metal arc welds Parameter Spray arc Pulsed arc Short-circuiting arc (a) Thickness, mm (in.) 25 (1) 25 (1) 25 (1) Joint design 60°Double V...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000167
EISBN: 978-1-62708-312-6
... , the presence of porosity can severely limit the choice of welding methods, as well as the parameters, that can be practically applied. 10.2.1 Basics of Welding Stainless Steel Each of the five families of stainless steels has a different set of weldability considerations, stemming primarily from...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260213
EISBN: 978-1-62708-336-2
... process steps involved in a harder aluminum alloy extrusion plant with an annealing process Billet-Making Variables Process Control Chart A typical quality control checklist for billet-casting facilities has been designed ( Table 1 ) for proper documentation of potential parameters to form...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ahsssta.t53700177
EISBN: 978-1-62708-279-2
... Metal Using the Demeri Split Ring Test” was issued, under the designation E2492-07, to evaluate the springback behavior of metals in a test that simulates a stretch-draw forming process. The test method can also be used to calibrate computer simulation codes by selecting appropriate control parameters...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630257
EISBN: 978-1-62708-270-9
... of a material to withstand fracture in the presence of cracks. A fracture toughness value based on K was developed as a quantitative measure of a material’s resistance to crack advance and hence gave a parameter that could be used for design against failure or for the selection of more fracture-resistant...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930039
EISBN: 978-1-62708-359-1
... Characterization Techniques Externally Observed Macroscopic Features Several factors associated with the production and performance of welds are macroscopic and easily observed. The most obvious of these are the size, shape, and general appearance of the weld. To a large extent, these parameters depend...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490183
EISBN: 978-1-62708-340-9
... generally are extruded, although for large-diameter piping, plate-formed and seam-welded piping have been employed in some designs. Forgings are used as reinforcing rings around nozzles and openings, fittings, valves, and flanges. Castings are used only occasionally as valve or pump bodies, where the ease...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930023
EISBN: 978-1-62708-359-1
... Tekken Test (Cold Crack Test) The Tekken Test, developed in Japan, uses several specimen dimensions and joint designs ( Fig. 5 ). The Y joint provides more restraint than the U- or double-U joint designs. In these tests, preheat and welding parameters are varied to alter the stress state, rather...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260149
EISBN: 978-1-62708-336-2
...) for satisfactory extrusion and welding with thick-walled sections. Longitudinal weld marks can appear lighter than the rest of the section after anodizing because of metallurgical influences. Accordingly, special attention is required in die design to ensure preferred location of the welds (i.e., at the corners...
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
... the influence of alloy composition and metallurgy on the welding process, which must be respected as a process that combines melting, refining, and thermal processing. Knowledge of each aspect is required for the process to be designed and executed properly. The welding and joining of stainless steels...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930179
EISBN: 978-1-62708-359-1
..., as a minimum, before selecting a welding process: Base-metal type Joint design and thickness Welding position Environmental conditions Equipment availability Base-Metal Type Some processes are better suited for use with certain base materials. The maximum heat input must be limited...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260245
EISBN: 978-1-62708-336-2
... and correction of hollow dies are rather difficult compared with solid dies. The future trend in design will be to develop systematic methods for calculating port size, bridge height, and depth of the welding chamber and the welding chamber (pocket) provided in the die cap. The size and shape of the bridge need...