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near net shape

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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...
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Published: 01 December 2018
Fig. 7.23 Brake master cylinder feeding alternatives, (a) near net shape bore, (b) partially cored bore, (c) solid body More
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Published: 01 September 2005
Fig. 8 Near-net shape cluster gear made by high-energy rate forging. Dimensions are given in inches. More
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Published: 01 September 2005
Fig. 9 Near-net shape automotive flywheel made by high-energy rate forging. Dimensions are given in inches. More
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Published: 01 September 2005
Fig. 10 Material/weight savings using the near-net shape forging process. The large spur gear weighs 25 kg (55 lb) as a blank (left side). As a forged tooth gear (right side) with 1 mm (0.04 in.) of stock allowance on the tooth profile for finish machining, it weighs 17 kg (37 lb). Source More
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Published: 01 September 2005
Fig. 11 Fatigue data for (a) cut gears and (b) near-net shape forged gears. Source: Ref 8 More
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Published: 01 September 2005
Fig. 12 Examples of near-net shape forged gears. (a) Spiral bevel gear with a 0.5 mm (0.02 in.) stock allowance developed for use on gears with a DP less than 7. (b) Coarse-pitch (less than 5 DP) spur gear with a stock allowance of 1 to 2 mm (0.04 to 0.80 in.). Source: Presrite Corporation More
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Published: 01 January 2015
Fig. 1.20 Titanium metal powder suitable for use in near-net shape manufacturing, which produces components that are close to the finished size and shape. Courtesy of J. Barnes, CSIRO, Oct 2013 More
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Published: 01 January 2015
Fig. 8.43 Near-net shape Ti-6Al-4V engine casing fabricated using the prealloyed metal can method. Courtesy of Synertech PM Inc./P&W Rocketdyne More
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Published: 01 February 2005
Fig. 23.2 Factors influencing the quality of near-net shape forged components. FE, finite element [ Meidert et al., 2000 ] More
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 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 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 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250129
EISBN: 978-1-62708-345-4
... in inches. Fig. 8 Near-net shape cluster gear made by high-energy rate forging. Dimensions are given in inches. Fig. 10 Material/weight savings using the near-net shape forging process. The large spur gear weighs 25 kg (55 lb) as a blank (left side). As a forged tooth gear (right side...
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Published: 01 January 2015
Fig. 8.29 Examples of near-net titanium shapes produced by Dynamet Technology, Inc. OD, outside diameter More
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Published: 01 September 2008
Fig. 3 Kuehmann et al. flow chart to summarize design elements of a carburizing process/metallurgical structure/resulting properties and performance comparison of gas carburizing gears produced by conventional forging, near-net shape casting, and powder metal processing More
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Published: 01 December 2004
Fig. D3.21 A356-T6 aluminum cast cylinder, monotonic tensile stress-strain curves Near-net-shape casting formed by pouring molten alloy, 704 °C (1300 °F) into investment molds at room temperature (X), 538 °C (1000 °F) (Y), and 982 °C (1800 °F) (Z). Three different cooling rates create More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280117
EISBN: 978-1-62708-267-9
... 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 of microstructure within a part than is possible...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200001
EISBN: 978-1-62708-354-6
... Abstract This chapter defines steel castings, explains when to use steel castings, gives an overview of casting processes, and gives examples of suitable applications for cast steel parts. steel castings near net shape Opening image for Chapter 1, “Introduction to Steel Castings...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040001
EISBN: 978-1-62708-300-3
... of superior mechanical properties with minimum waste of material. In metal forming, the starting material has a relatively simple geometry. The material is plastically deformed in one or more operations into a product of relatively complex configuration. Forming to near-net- or to net-shape dimensions...