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hot extrusion forgings

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740103
EISBN: 978-1-62708-308-9
... methods, including open-die and closed-die forging, hot upset and roll forging, high-energy-rate forging, ring rolling, rotary swaging, radial and orbital forging, isothermal and hot-die forging, precision forging, and cold forging. The chapter also includes information on cold and hot extrusion...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240279
EISBN: 978-1-62708-251-8
... conducted hot. Secondary processes, which are used to produce the final product shape, are conducted either hot or cold. The chapter discusses the primary objectives, principal types, advantages, and disadvantages of both primary and secondary metalworking processes. They are rolling, forging, extrusion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280117
EISBN: 978-1-62708-267-9
... application to superalloys. It describes the gas, vacuum, and centrifugal atomization processes used to make commercial superalloy powders. It explains how the powders are consolidated into preforms or billets using hot isostatic pressing, extrusion, or a combination of the two. It also provides information...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870537
EISBN: 978-1-62708-314-0
... casting processes has been explored for DRAs. Casting is currently the least expensive method of producing MMCs and lends itself to the production of large ingots, which can be further worked by extrusion, hot rolling, or forging. In any casting process, reinforcement wetting and distribution...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040211
EISBN: 978-1-62708-300-3
...Abstract Abstract This chapter discusses the process of cold forging and its effect on various materials. It describes billet preparation and lubrication procedures, cold upsetting techniques, and the use of slab analysis for estimating cold forging loads. It likewise describes extrusion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040067
EISBN: 978-1-62708-300-3
... processes. The chapter also describes several test methods for evaluating lubricants and explains how to interpret associated test data. cold forging friction hot forging lubrication 7.1 Introduction 7.2 Lubrication Mechanisms in Metal Forming 7.3 Friction Laws and Their Validity...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040295
EISBN: 978-1-62708-300-3
... 22.8.2 Extrusion and Forging of Exhaust Valves—A Case Study 22.8.3 Hot Precision Forging—A Case Study Billet Material Billet Surface Billet Geometry Billet Weight and Weight Tolerances Separation Method Sorting of Billets Edge Quality The billet heating process must...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040007
EISBN: 978-1-62708-300-3
... forging processes, including closed-die forging, extrusion, electrical upsetting, radial forging, hobbing, isothermal forging, open-die forging, orbital forging, and coining. forging processes 2.1 Introduction 2.2 Forging Operation as a System 2.3 Types of Forging Processes References...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480207
EISBN: 978-1-62708-318-8
...–1950) 955–980 (1750–1800) Beta Ti-13V-11Cr-3Al 720 (1325) 1120–1175 (2050–2150) 1010–1065 (1850–1950) 925–980 (1700–1800) Fig. 9.2 Effect of forging temperature on forging pressure. Lower forging pressures are required in hot working titanium alloys at higher temperatures...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480225
EISBN: 978-1-62708-318-8
...-Processed Alloys Beta-Processed Alloys Oxygen Contamination Hydrogen Physical Metallurgy Forging Classes of Forgings Extrusion Microstructure and Mechanical Properties Surface Effects of Heating Modeling Summary Open-Die Forgings Closed-Die Forging Hot Die Forging...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230295
EISBN: 978-1-62708-298-3
...Abstract Abstract The vast majority of beryllium products are manufactured from blocks, forms, or billets of compacted powder that are machined or worked into shape. This chapter describes the metalworking processes used, including rolling, forming, forging, extrusion, drawing, and spinning...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.9781627083003
EISBN: 978-1-62708-300-3
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040277
EISBN: 978-1-62708-300-3
...-base steels) used in hot forging. For example, Nissan Motor Co. is using cermet dies in extrusion [ Kesavapandian et al., 2001 ]. The material is composed of MoB (ceramic) and nickel (metal.) Boron improves resistance to oxidation at high temperatures. The material is powder formed and sintered. Die...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060117
EISBN: 978-1-62708-261-7
... Forging Hot Upset Forging Cold Forging Coining Drawing and extrusion are based, respectively, on the pulling and pushing of sections through dies. In the drawing process, the cross-sectional area and/or shape of a rod, bar, tube, or wire is reduced by pulling it through a die...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550299
EISBN: 978-1-62708-307-2
... to develop conventional (canned) hot extrusion techniques for the breakdown of a variety of near-gamma ingot materials. As with conventional hot forging, the selection of can materials and geometry, can-workpiece insulation, and process variables is extremely important with regard to obtaining sound wrought...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550033
EISBN: 978-1-62708-307-2
... Aluminum Alloy Designation 2.4 Aluminum Alloys 2.5 Wrought Non-Heat-Treatable Alloys 2.6 Wrought Heat Treatable Alloys 2.7 Melting and Primary Fabrication 2.8 Rolling Plate and Sheet 2.9 Extrusion 2.10 Forging 2.11 Heat Treating 2.12 Annealing 2.13 Forming 2.14 Casting...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740373
EISBN: 978-1-62708-308-9
... nearly full density. The problem of powder flow is solved by compounding the fine powder with the organic binder into a coarser-grained, flowable powder. Powders containing particles exceeding 177 μm (7 mils) are sometimes used in powder forging, hot isostatic pressing, and powder extrusion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040107
EISBN: 978-1-62708-300-3
.... However, in principle, most of the same relationships apply also in other hot forming processes such as hot extrusion and hot rolling. It is useful to consider forming load and energy as related to forming equipment. For a given material, a specific forming operation (such as closed-die forging...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290137
EISBN: 978-1-62708-306-5
... temperature), forge welding is typically conducted at temperatures in the range of 0.8 to 0.9 T m . The forge welding temperature is generally selected to be as high as possible with due consideration to avoiding such metallurgical problems as hot shortness, embrittlement, sensitization, and excessive grain...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120295
EISBN: 978-1-62708-269-3
... Aurora Forgings Ltd Parkgate Steelworks P.O. Box 16 Rotherham South Yorkshire S62 6EB Ken Wrigley    Tel: +44 (0) 114 261 5000    Fax: +44 (0) 114 261 5025    e-mail: ken_wrigley@ani-aurora.com    Internet: www.ani-aurora.com Open and closed die forgings, extrusions, and rolled rings Euro-Titan...