1-20 of 201 Search Results for

near-net shaping

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040319
EISBN: 978-1-62708-300-3
... Abstract This chapter defines near-net shape forging as the process of forging parts close to their final dimensions such that little machining or only grinding is required as a final step. It then describes the causes of dimensional variations in forging, including die deflection, press...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230295
EISBN: 978-1-62708-298-3
... the qualitative and quantitative aspects of each process and provides examples showing how they are implemented and the results that can be achieved. The chapter also discusses the issue of beryllium’s low formability and describes some of the advancements that have been made in near-net shape processing...
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 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 with accurate...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000131
EISBN: 978-1-62708-312-6
... Abstract This chapter discusses the advantages of using powder metallurgy to produce magnetic materials, particularly its ability to control chemistry and near-net shape. It also explains how process parameters and powder characteristics influence the physical and magnetic properties of common...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410001
EISBN: 978-1-62708-280-8
...% recyclability with no property reduction Recycling needs only 5% of energy for producing primary metal 100% recyclability has a major impact on environmental protection and the carbon footprint Near net shape Minimum drafts As cast bores Minimum machine stock As cast coarse threads in die...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280117
EISBN: 978-1-62708-267-9
... by application of rapid prototyping along the lines referred to for castings in Chapter 5 . Use of near-net shape processes has lowered costs by reducing the input weight of critical raw materials and the amount of secondary machining operations. Powder metallurgy processing also allows closer control...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480161
EISBN: 978-1-62708-318-8
...) to these engineering metals ( Ref 8.1 – 8.3 ). The decrease in machining required for near-net shapes such as castings and PM components (and consequent reduced-cost components) is discussed in Chapter 1, “History and Extractive Metallurgy,” in this book. References 8.1 Froes F.H...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410247
EISBN: 978-1-62708-280-8
... in), surface finish, near-net shape, and dimensional capability) Mechanical properties (statistical minimum elongation as a measure of crashworthiness >6%, yield and fatigue strength, and heat treatability) Tooling cost per piece (overall size: annual volume <50,000 pieces, annual volume...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040007
EISBN: 978-1-62708-300-3
... 2 . Selected References [Altan, 2002] Altan T. , “ The Greenfield Coalition Modules ,” Engineering Research Center for Net Shape Manufacturing, The Ohio State University , 2002 . [ASM, 1989] Production to Near Net Shape Source Book , American Society for Metals 1989 , p...
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
.... During forging, large compressive forces are used to deform the metal into a new shape. There are two main reasons for forging: forging is a major method of producing semifinished or near-net shapes, and forging improves the properties and homogeneity of the microstructure; therefore, forging is often...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410029
EISBN: 978-1-62708-280-8
... Office equipment and furniture Electric and electronic equipment The die casting process offers excellent surface finish, close tolerances, near-net shape, thin wall sections, high surface integrity, ability to handle fluids, and competitive cost for high-volume requirements. The process lends...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120131
EISBN: 978-1-62708-269-3
... processing. These materials are processed to near-net shape by cold isostatic pressing and can be further consolidated and/or refined by forging or extrusion of the powder preform. Compared with titanium alloys that are not reinforced, particulate-reinforced materials offer improved tensile strength...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040001
EISBN: 978-1-62708-300-3
... or more operations into a product of relatively complex configuration. Forming to near-net- or to net-shape dimensions drastically reduces metal removal requirements, resulting in significant material and energy savings. Metal forming usually requires relatively expensive tooling. Thus, the process...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040237
EISBN: 978-1-62708-300-3
...) range for electronics and biomedical applications. These parts are currently produced by 3-D etching and other metal-removal processes. Microforming is a potential process for mass production of net shape/near-net shape microcomponents. However, for microforming to be cost-effective and competitive...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870573
EISBN: 978-1-62708-314-0
... with a fugitive binder. The sheets are then cut from the drum and layed up in the desired orientation. For fabric constructions, the tows are usually woven prior to applying the interfacial coatings to minimize damage to the coatings. These prepregging approaches are illustrated in Fig. 21.6 . Near-net-shaped...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460209
EISBN: 978-1-62708-285-3
.../ 8.16 Cormier Y. , Dupuis P. , Jodoin B. , and Corbeil A. , Mechanical Properties of Cold Gas Dynamic Sprayed Near-Net-Shaped Fin Arrays , J. Therm. Spray Technol. , Vol 24 ( No. 3 ), 2015 , p 476 – 488 10.1007/s11666-014-0203-1 8.17 Pattison J. , Celotto S...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120047
EISBN: 978-1-62708-269-3
.... Table 7.1 Titanium content of some recent military airframes System Early design, wt% Final concept, wt% C-5 (cargo) 24 3 B-1 (bomber) 42 22 F-15 (fighter) 50 34 A drive developed, therefore, to reduce the net cost of titanium use by producing net shape and near-net...
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
... deformation processes, such as hot rolling; and (2) forging is also a major method of producing semifinished or near-net shapes. Forging processes can be described as open-die forging or closed-die forging ( Fig. 16.10 ). Open-die forging is carried out between two flat dies or dies with very simple...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.9781627083195
EISBN: 978-1-62708-319-5
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
... cost advantages over forgings or fabricated structures. Casting is simply another method for fabricating titanium into shapes. It may be considered a near-net shape (NNS) technique, although as such it is somewhat less a true-net shape process than powder metallurgy. Titanium castings now are used...