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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
...Abstract Abstract This chapter covers the basic steps of the powder metallurgy process, including powder manufacture, powder blending, compacting, and sintering. It identifies important powder characteristics such as particle size, size distribution, particle shape, and purity. It compares...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230267
EISBN: 978-1-62708-298-3
... they are consolidated prior to sintering. It also compares and contrasts the properties of beryllium products made using different methods and provides composition and particle size data on commercially available powders. beryllium powder beryllium powder metallurgy sintering 19.1 Introduction 19.2...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230493
EISBN: 978-1-62708-298-3
...Abstract Abstract This chapter describes a process for recovering beryllium from industrial waste associated with beryllium-copper production. It presents several detailed flowsheets along with typical operating parameters such as flow rates, chemical concentrations, particle sizes...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000039
EISBN: 978-1-62708-312-6
..., such as temperature and pressure, and powder characteristics, such as particle size and shape, influence the quality of manufactured parts. It describes the various stages of metal powder compaction, the role of lubricants, and how to account for dimensional changes in the design of tooling and process sequences...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290009
EISBN: 978-1-62708-319-5
...Abstract Abstract This chapter introduces the key powder fabrication attributes to assist in the identification of the right powders for an application. First, it describes the characteristics of engineering powders such as particle size distribution, powder shape and packing density, surface...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290085
EISBN: 978-1-62708-319-5
..., feedstock density, elastic modulus, rheological behavior, particle size, formulation control, feedstock mixing, and feedstock properties. The chapter also provides information on the processes involved in feedstock preparation and testing. elastic modulus feedstock density feedstock mixing mixture...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290169
EISBN: 978-1-62708-319-5
..., followed by a discussion on the tools used for measuring bulk properties to monitor sintering and density. The effects of key parameters, such as particle size, oxygen content, sintering atmosphere, and peak temperature, on the sintered properties are discussed. Further, the chapter covers sintering cycles...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.lmcs.t66560039
EISBN: 978-1-62708-291-4
... temperatures affect ferritic grain size and the distribution of cementite particles. It also discusses subsequent processing, including cold rolling and annealing, and the parameters with the greatest impact on grain size and microstructure. In addition, it describes the production of enameling irons...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140071
EISBN: 978-1-62708-264-8
... the curbing effect of particle and solute drag. forging grain size heat treatment particle drag phase transformation recrystallization solute drag AS MENTIONED in Chapter 5, “Mechanical Properties,” it is important to keep the grain size of steels as small as possible in order to improve...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460173
EISBN: 978-1-62708-285-3
... by the physical properties of the powder, such as particle shape and size distribution. 6.1 Key Powder Properties 6.2 Powder Manufacturing 6.3 Classification 6.4 Powder Packaging 6.5 Powder Characterization References References 6.1 Murray K. , Kearns M. , and Coleman...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000023
EISBN: 978-1-62708-312-6
..., and the effects of iron contamination on corrosion resistance. gas atomization powder characteristics stainless steel powder water atomization THE GOAL in stainless powder manufacture is to control fundamental powder properties, both chemical and physical, such as composition, particle size...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460067
EISBN: 978-1-62708-285-3
... … … ↑  Density ↑↓ ↑↓ ↑↓  Size ↑↓ ↑↓ ↑↓ Gas  Temperature ↑ ↑ ↓ (a)  Pressure ↑↓ … … Nozzle  Length ↑ ↑↓ ↑↓ (a) In special cases, for example, Ni3Al, where the material strength increases with increasing temperature up to 800 °C (1470 °F), an increase in particle...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.9781627083195
EISBN: 978-1-62708-319-5
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030177
EISBN: 978-1-62708-349-2
... ( No. 2 ), 1991 , p 170 – 177 10.1002/pen.10719 24. Hayes B.S. and Seferis J.C. , Influence of Particle Size Distribution of Preformed Rubber on the Structure and Properties of Composite Systems , J. Compos. Mater. , Vol 36 ( No. 3 ), 2002 , p 299 – 312 10.1177...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290201
EISBN: 978-1-62708-319-5
... acid Median particle size = 10 μm Solids loading = 67 vol% Mixing temperature = 150 °C (300 °F) Mixing time = 30 min Mixer type = batch, double planetary Mixer speed = 200 rpm Mixer atmosphere = vacuum Batch size = 30 kg (66 lb) Granule size = 2 mm (0.08 in.) diameter...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290139
EISBN: 978-1-62708-319-5
... Parameter Removal technique Dewax Delube Debind Pore saturation No No Yes Example powder Cemented carbide, zirconia Steel, copper Stainless steel, alumina Particle size 1 μm 100 μm 10 μm Forming route Die compaction, additive manufacturing Die compaction Extrusion, injection...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460017
EISBN: 978-1-62708-285-3
... Spray Process: Microstructure and Properties , Surf. Coat. Technol. , Vol 203 ( No. 20–21 ), 2009 , p 3260 – 3270 10.1016/j.surfcoat.2009.04.001 2.77 Ang A.S.M. , Berndt C.C. , and Cheang P. , Deposition Effects of WC Particle Size on Cold Sprayed WC-Co Coatings , Surf...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280117
EISBN: 978-1-62708-267-9
...) was tried for other compositions with varying success and by the 1960s was being tried (without oxide hardening) for γ′-hardened airfoil alloys. The results for γ′-hardened airfoil alloys were not promising, owing to the retention of prior particle boundaries in the product. Moreover, the finer grain size...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.sap.t53000017
EISBN: 978-1-62708-313-3
...″) Particle size Note that the strengthening achieved through coherent strains and ordering increases with particle size, because these two mechanisms require that dislocations cut through the particle. However, this increase in strength with increasing particle size is limited by Orowan bowing ( Ref 6...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550511
EISBN: 978-1-62708-307-2
... of the existence of a flaw that is capable of initiating a crack. Therefore, size or volume also influences fracture strength; the larger the size, the greater the probability for a flaw and the lower the fracture strength. In metals, plastic flow takes place mainly by slip. Due to the nondirectional nature...