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cold joint

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130151
EISBN: 978-1-62708-284-6
... Abstract This chapter describes cast steel features that may be identified or attributed to component failure during heat treatment or subsequent processing or service, namely porosity (generated by the presence of gas as well as by shrinkage pores), decarburization, cold joint, and inclusions...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610263
EISBN: 978-1-62708-303-4
... where fatigue failures are likely to occur in cold-driven rivet and friction joints, and why the fatigue strength of welded joints can be much lower than that of the parent metal, depending on weld shape, joint geometry, discontinuities, and residual stresses. The chapter also explains how to improve...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290137
EISBN: 978-1-62708-306-5
... is greater than the base metal strength and there is no increase of electrical resistance in the welds. Fig. 6.13 (a) Schematic outline of cold butt welding with multiple upset, and (b) cold butt welded copper bar, cross section 3 × 5 mm. Source: Ref 6.8 Extrusion Tube transition joints...
Image
Published: 01 December 2006
Fig. 9 Causes and cures of hydrogen-induced cold cracking in weld metal. Thermal severity number (TSN), which is four times the total plate thickness capable of removing heat from the joint, is thus a measure of the member’s ability to serve as a heat sink. More
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
.... When higher strength is required, cold-worked A286 iron-nickel or the iron-nickel-based alloy Inconel 718 can be used. If extremely high strengths are required for very highly loaded joints, the nickelcobalt-chromium multiphase alloys MP35N and MP159 are available. Nylon Fasteners Nylon...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060117
EISBN: 978-1-62708-261-7
... casting LC A A A A A LC LC LC A LC Die casting NA NA NA NA A LC A A NA NA NA Impact extrusion NA A A LC A A A LC NA NA NA Cold heading NA A A A A A LC LC NA LC NA Closed die forging NA A A A A A NA A A LC LC Pressing and sintering (PM...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930197
EISBN: 978-1-62708-359-1
... joint Excessive bead convexity and bead reinforcement Excessive bead concavity and undersized welds Sharp undercut and overlap at the weld toe Cracks—hot or cold, longitudinal or transverse, crater and at weld toe Gas porosity Incomplete fusion Arc strike Spatter Subsurface...
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
... Weldability tests used to evaluate susceptibility to cracking Test Fields of use Controllable variables Type of data Specialized equipment Relative cost Lehigh restraint test Weld metal hot and cold cracking, root cracking, HAZ hydrogen cracking, stress-related cracking Joint geometry...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040115
EISBN: 978-1-62708-300-3
... of an eccentric press is compared with those of a knuckle-joint and a linkage-driven press ( Fig. 11.19 ). The relatively high impact speed on die closure and the reduction of slide speed during the forming processes are drawbacks that often preclude the use of eccentric or crank driven press for cold forging...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540391
EISBN: 978-1-62708-309-6
... discusses stress severity factors associated with fastener holes in attachment joints. crack development fastener holes fatigue analysis stress severity factors THE STRESS SEVERITY FACTOR, K SSF , is an empirical factor that accounts for the geometrical stress concentration effect...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930071
EISBN: 978-1-62708-359-1
... and strain development should always be considered, as should optimizing weld joint design as discussed above. Hydrogen-Induced Cracking (Cold Cracking) Cold cracks are defects that form as the result of the contamination of the weld microstructure by hydrogen. Whereas solidification cracking and HAZ...
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 August 1999
DOI: 10.31399/asm.tb.lmcs.t66560427
EISBN: 978-1-62708-291-4
... www.asminternational.org Appendix I Glossary of Terms Edited extracts from the ASM Materials Engineering Dictionary, Edited by J.R. Davis, ASM International, Materials Park, OH 1992. A age hardening. Hardening by aging (heat treatment) usually after rapid cooling or cold working. aging heat treatment. A change...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930179
EISBN: 978-1-62708-359-1
... on certain types of materials, such as heat-treated materials that have been quenched, tempered, and age hardened, as well as other heat-treated or cold-worked materials. Processes that derive their advantage from high productivity and high heat input may be unsuitable for these applications. Joint Design...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290001
EISBN: 978-1-62708-306-5
... parts of a component meet at the joints . Joints transmit or distribute forces generated during service from one part to the other parts of the assembly. A joint can be either temporary or permanent. The five joint types that are predominately used in the joining of parts are the butt, tee, corner, lap...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230441
EISBN: 978-1-62708-298-3
... of different adhesives, and surface preparation requirements. It explains how adhesives are applied and cured and how curing times and temperatures affect bonding strength. It also discusses the use of bolts and rivets and the different types of joints that can be made with them. adhesive bonding...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.pb.t51230189
EISBN: 978-1-62708-351-5
... at the composition 91.6Au-6.8Ge-1.6Si. Fig. 5.13 Progressive recovery of the ductility of strip-cast foils of the 22 carat gold solder 91.6Au-6.8Ge-1.6Si, during heat treatment at 285 °C (545 °F) Fig. 5.14 Metallographic cross section of a T-joint made to 22 carat gold jewelry using a true gold...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870161
EISBN: 978-1-62708-299-0
..., of the Engineered Materials Handbook. Corrosion of Welded Joints Aluminum and its alloys can be joined by as many or more methods as any other metal. The primary welding methods used are the gas-shielded arc welding processes, that is, gas metal arc welding (GMAW) and gas tungsten arc welding (GTAW...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870449
EISBN: 978-1-62708-314-0
... Abstract This chapter discusses the use of mechanical fastening and adhesive bonding, the primary methods for joining polymer matrix composites. It describes and analyzes the basic types of mechanically fastened joints, including single-hole and multirow bolted composite joints. It then reviews...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480265
EISBN: 978-1-62708-318-8
..., or they are added intentionally for strengthening purposes. When carbon, oxygen, and nitrogen are present in sufficient quantities, weld-joint bend ductility and toughness are seriously impaired, as shown in Fig. 12.1 and 12.2 . The loss of ductility and toughness due to carbon additions is attributed...