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precision hot forging

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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 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120033
EISBN: 978-1-62708-269-3
... 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, pressure, and strain rate influence microstructure and properties and provides recommended ranges for commonly formed...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040295
EISBN: 978-1-62708-300-3
... the Institute of Metal Forming, University of Stuttgart, Springer , 1990 . [Kesavapandian et al., 2001] Kesavapandian G. , Ngaile G. , Altan T. , “ Die Wear in Precision Hot Forging—Effect of Process Parameters and Predictive Models, ” Report No. PF/ERC/NSM-01-R-42, Engineering Research...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040141
EISBN: 978-1-62708-300-3
... al., 1968] Neuberger F., et al. , “ Transverse Rolling, ” Met. Form. , Vol 35 , Oct 1968 , p 1 . [SFTC, 2003] Scientific Forming Technologies Corp. , DEFORM 2D and 3D Software , Columbus, OH , 2003 . [Walter, 1965] Walter L. , “ Use of Precision Forging Machines...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480225
EISBN: 978-1-62708-318-8
... of less metal chilling from die contact enables the use of less energy to produce a given shape, or the production of a more refined shape using the same energy. Precision forgings requiring no machining other than hole drilling, for example, are produced using this approach. Hot die forging is typically...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040193
EISBN: 978-1-62708-300-3
.... , Tang J.P. , “ Recent Developments of Process Simulation for Industrial Applications, ” Proceedings of the Fourth International Conference on Precision Forging—Cold, Warm and Hot Forging , Oct 12–14, 1998 , Columbus, Ohio . [Wu et al., 1985] Wu W.T. , and Oh S.I. , “ ALPID...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.9781627083003
EISBN: 978-1-62708-300-3
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
... as a Science Some Forging Problems Process Modeling Isothermal Forging and Hot-Die Forging Ingot Composition and Microstructure Control Is Critical Aspects of Forgeability and Forging Reductions Process Control and Modeling Required Iron-Nickel-Base Superalloys Nickel-Base Superalloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040257
EISBN: 978-1-62708-300-3
...Abstract Abstract This chapter discusses the processes of isothermal and hot-die forging and their use in producing aerospace components. It explains how isothermal forging was developed to provide a near-net shape component geometry and well-controlled microstructures and properties...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040007
EISBN: 978-1-62708-300-3
..., copper alloys. Core forging, precision forging, cold and warm forging, P/M forging. Precision forgings, hollow forgings, fittings, elbows, tees, etc. Electro-upsetting is the hot forging process of gathering a large amount of material at one end of a round bar by heating the bar end...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120295
EISBN: 978-1-62708-269-3
..., including titanium-base alloys. Complete service center offering sheet, plate, bar, forgings, and precision shearing American Aerospace Materials 665 Monterey Pass Rd. Monterey Park, CA 91754-2418 Tel: 626-281-7075 Fax: 626-281-4321 Distributor of titanium sheet, plate, coil, rod, bar. Aerospace...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130133
EISBN: 978-1-62708-284-6
... in either cold forging or hot forging in terms of preforge factors and/or discontinuities generated by the forging process. Supporting topics that are discussed in the case studies include validity checks for buster and blocker design, lubrication and wear, mechanical surface phenomenon, forging process...
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...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120039
EISBN: 978-1-62708-269-3
.... Fig. 6.3 VAR furnace for melting titanium and centrifugal table for casting molten metal into the mold Fig. 6.7 Cost comparison for one titanium alloy aerospace design machined from blocks, forgings, and precision investment cast Fig. 6.4 Brake torque tubes, landing arrestor hook...
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 February 2005
DOI: 10.31399/asm.tb.chffa.t51040319
EISBN: 978-1-62708-300-3
..., press deflection, and process inconsistencies, and discusses related innovations. forging machines near-net shape forging 23.1 Introduction 23.2 Tolerances in Precision Forging 23.3 Advances in Tool Design 23.4 Advances in Forging Machines 23.5 Innovative Forging Processes 23.6...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040107
EISBN: 978-1-62708-300-3
...,” as it is sometimes called in practice). The forming machines vary in factors such as the rate at which energy is applied to the workpiece and the capability to control the energy. Each type has distinct advantages and disadvantages, depending on the number of forgings to be produced, dimensional precision...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040237
EISBN: 978-1-62708-300-3
... to determine the shear friction factor in forging is to perform ring compression tests. Friction factors measured with the ring compression test, however, are not valid for precision cold forging processes (hot, warm, and cold) where the interface pressure is very high and the surface generation is large...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130311
EISBN: 978-1-62708-284-6
... for a precision hot forging punch. The traditional material for such an application was H13 steel with high hardness (55 HRC). However, accelerated wear was observed. Analysis of the tool after end-life showed a strong hardness decrease in the working regions, indicating that a higher tempering resistance...
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...