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hot forming

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310173
EISBN: 978-1-62708-286-0
... processes involved in sheet-forming techniques, namely stretch forming and deep drawing. In addition, it provides information on some of the factors pertinent to cold-heading and hot forming of stainless long products. deformation strain hardening anisotropy sheet forming stainless steel long...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500249
EISBN: 978-1-62708-317-1
... length-to-diameter ratio of >20 and a diameter-to-wall thickness ratio of >500. In low-volume production, flow forming offers the advantage of low investment in tooling ( Fig. 12.31 , 12.32 ). Fig. 12.31 (a) Gas bottle neck, formed by hot flow forming. (b) Gas liner. Source: Ref 12.15...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480243
EISBN: 978-1-62708-318-8
... Abstract This chapter describes the equipment and processes used to form titanium alloy parts. It discusses the advantages and disadvantages of hot and cold forming, the factors that influence formability, and the effect of forming temperature and lubricants. It describes common processes...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120033
EISBN: 978-1-62708-269-3
... Abstract This chapter provides practical information on the forming and forging processes used to manufacture titanium parts, including die forging, precision die forging, hot and cold forming, superplastic forming, and deep drawing. It explains how process variables such as temperature...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730139
EISBN: 978-1-62708-283-9
... Abstract This chapter describes the processes, applications, and limitations of forming and shaping various materials. It discusses bulk forming, hot working, cold working, sheet forming, and polymer and powder processing. bulk forming cold working hot working polymer processing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040001
EISBN: 978-1-62708-300-3
... rolling, extrusion, cold and hot forging, bending, and deep drawing, where metal is formed by plastic deformation. Metal cutting processes, such as sawing, turning, milling and broaching where removing metal generates a new shape. Metal treatment processes, such as heat treating, anodizing and...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400001
EISBN: 978-1-62708-316-4
... but obtains a well-defined geometry through the process. Here the first shape is given to the material. Forming processes, such as rolling, extrusion, cold and hot forging, bending, and deep drawing, where metal is formed by plastic deformation, without destroying the cohesion of the material...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400073
EISBN: 978-1-62708-316-4
... 0.025 0.035 (a) CQ, commercial quality; CR, cold rolled; DQ, drawing quality; DQSK, drawing quality special killed; HR, hot rolled. Source: Ref 6.2 Drawing quality (DQ) materials are suitable for deep drawing of parts and formed components that require severe deformation. For very...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220445
EISBN: 978-1-62708-259-4
... used for body and closure parts in the automotive industry, and formability is a critical property. (In the recent past, these parts were all cold formed, and hence it would be more adequate to mention “cold formability” here. Presently, there is a strong impetus for the development of warm and hot...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500107
EISBN: 978-1-62708-317-1
... unique mechanical properties.” Different types of AHSS exist. These include dual-phase (DP) steels, transformation-induced plasticity (TRIP) steels, martensitic steels (MS), complex-phase (CP) steels, hot forming (HF) steels, and twinning-induced plasticity (TWIP) steels. This chapter focuses on DP and...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740163
EISBN: 978-1-62708-308-9
... materials and lubricants along with superplastic forming techniques. cutting lubricants sheet metal forming SHEET METAL forming processes usually employ hot or cold rolled sheet or strip material that is normally cold formed into the desired shape. Deformation is primarily by tension or...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280091
EISBN: 978-1-62708-267-9
... than low-carbon steel. Fig. 6.16 Effect of cold reduction on the hardness of several superalloys and steels Cold forming is preferred for superalloys, especially in thin sheets. Most of these alloys can be hot formed effectively only in a narrow temperature range, between about 1700 and...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400005
EISBN: 978-1-62708-316-4
... temperature that is below the recrystallization temperature of the materials being formed. However, some sheet forming operations are conducted at elevated temperatures, for example, warm forming of aluminum, titanium, or nickel alloy sheets or hot stamping of special steels to obtain specific part properties...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ahsssta.t53700225
EISBN: 978-1-62708-279-2
... types of vehicles. Other manufacturing processes such as roll forming, hot forming, and tube hydroforming are also used. Incoming sheet materials for such processes come in one of these forms: Sheet blank Sheet coil Laser welded blank Laser welded coil Flexible (tailor) rolled...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400129
EISBN: 978-1-62708-316-4
...). However, the number of strokes per minute under load is usually smaller than the idle crank speed ( n p < n 0 ). Contact time under pressure ( t P ) (in seconds) is the time during which the part remains in the die under the load. t p is important in warm and hot forming, in which it...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.9781627083164
EISBN: 978-1-62708-316-4
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290251
EISBN: 978-1-62708-319-5
... is to use the sintered distended stainless steel as a skeleton for infiltration of a lower-melting-temperature material to fill the pores. A related idea adds nitrogen to the hot binder; on cooling in the mold, the nitrogen precipitates out of solution to generate gas-filled pores. The resulting...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500083
EISBN: 978-1-62708-317-1
... pneumatic forming tooling developed at the Institute for Metal Forming Technology at the University of Stuttgart. Source: Ref 5.34 General Motors Corp. has developed a process called quick plastic forming (QPF) as a hot sheet blow forming process for forming complex aluminum shapes to be...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500211
EISBN: 978-1-62708-317-1
... is significant improvement potential in roll forming technology. The numerical modeling of roll forming is still time-consuming. Therefore, a larger body of research on basics and numerical modeling of roll forming is expected in the future. The limits and the effects of warm and hot roll forming...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500227
EISBN: 978-1-62708-317-1
... Abstract Any forming process that converts stored energy to plastic deformation in less than a few milliseconds is considered a high-velocity or impulse forming process. This chapter discusses the operating principles, equipment, and applications of the most common high-rate forming processes...