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barrel finishing

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120085
EISBN: 978-1-62708-269-3
... of scale and how it can be removed via belt grinding, abrasive blasting, and molten salt descaling baths. It also discusses the role of acid pickling, barrel finishing, polishing, and buffing as well as the use of chemical conversion coatings and protective platings. barrel finishing chemical...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.9781627083157
EISBN: 978-1-62708-315-7
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740325
EISBN: 978-1-62708-308-9
... the surfaces, edges, and corners of the parts, or to cause the parts to rub against each other, or both. This action may deburr, generate edge and corner radii, clean the parts by removing rust and scale, and modify the surface stress. The basic mass finishing processes include: Barrel finishing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870285
EISBN: 978-1-62708-314-0
... into the reinforcing strands. Additional layers of chopped roving and resin are added as required for thickness. Cure is usually performed at room temperature but can be accelerated by the moderate application of heat. As with hand lay-up, superior surface finishes can be achieved by spraying a gel coat onto the tool...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270102
EISBN: 978-1-62708-301-0
... and subjected to chemical analysis and low-cycle fatigue tests. Based on their findings, investigators concluded that the bolts failed due to fatigue compounded by excessive clearances and poor surface finishes. The chapter provides a number of recommendations addressing these issues and related concerns...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130133
EISBN: 978-1-62708-284-6
... tore at trimline when forging was trimmed immediately following finish forging Introduce a delay time after forge and prior to trim, allowing the forge material to cool and gain strength Upset forging Cracking at circumferential bulge after upset Re-examine the strain and strain rate and process...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720085
EISBN: 978-1-62708-305-8
... showing the effect of the load appears on the side of the workpiece opposite the indentation. In any event, the thickness of the specimen shall be at least ten times the depth of indentation The surface finish of the workpiece being tested should be such that the indentation diameter is clearly...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820115
EISBN: 978-1-62708-339-3
..., fingernail files, sporting goods such as fishing poles, and rifle barrels S41000 S41000 is resistant to the corrosive action of the atmosphere, fresh water, and various alkalis and mild acids but is not recommended where resistance to severe corrodents is a prime factor. S41000 does not possess...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040007
EISBN: 978-1-62708-300-3
.... Consequently, the most significant objective of any method of analysis is to assist the forging engineer in the design of forging and/or preforming sequences. For a given operation (preforming or finish forging), such design essentially consists of (a) establishing the kinematic relationships (shape...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400109
EISBN: 978-1-62708-258-7
... times the diameter, or 50 times magnification. Most modern-day objectives have the magnification boldly engraved on the barrel, as shown in Fig. 5.10 . This is a 100× bright-field objective with a numerical aperture (discussed subsequently) of 0.90. Other markings indicate that the objective...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780064
EISBN: 978-1-62708-281-5
... shape Box sections Slides/cores Weldable Good finish, both sides Varying cross section MPa ksi MN tonf m 2 ft 2 Thermoplastics Injection 15–45 2–7 30 3370 0.75 8.0 y y y y n n y y y y Injection compression 20 2.9 30 3370 1.5 16 y y y n n n y y y...
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.t61280203
EISBN: 978-1-62708-267-9
... Abstract Superalloys are susceptible to damage from a variety of surface contaminants. They may also require special surface finishes for subsequent processing steps such as coating applications. This chapter describes some of the cleaning and finishing procedures that have been developed...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290111
EISBN: 978-1-62708-319-5
... if sintering is performed in air, as is common for oxide ceramics. These same binders are not successful with metals, due to residual carbon. A schematic cross section of the extrusion process is shown in Fig. 6.13 . The powder-binder mixture is charged into a barrel. Sometimes heat is required to melt...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300421
EISBN: 978-1-62708-323-2
... from molten plastics and galling from extruder barrel contact. Selective or case-hardened steels have significant utility in machinery tribosystems. Abrasion resistance usually correlates with hardness; however, in the soft condition (not quench hardened), pearlitic steels such as AISI 1080 to 1095...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 May 2018
DOI: 10.31399/asm.tb.hma.t59250187
EISBN: 978-1-62708-287-7
... with the responsibility of studying the entire corporation to improve efficiency and to identify obsolete or outmoded plants. In 1935, he added to this committee by hiring an outside consulting firm of industrial engineers to examine every operation in all of the facilities, from raw materials to finishing mills...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060175
EISBN: 978-1-62708-261-7
... Special cold-heading quality Rifle barrel quality, gun quality, shell or A.P. shot quality Alloy steel wire Aircraft quality Bearing quality Special surface quality Cold-finished alloy steel bars Regular quality Aircraft quality or steel subject to magnetic particle inspection Axle shaft...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220001
EISBN: 978-1-62708-341-6
... quantities most effectively by high-frequency induction. In a different area, induction heating was applied to preheating of steel blanks prior to hot forging of parts such as gun barrels. In recent years, the application of induction heating and melting has increased to the point where most engineers...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350001
EISBN: 978-1-62708-315-7
..., and for lubricity (e.g., to increase the formability of sheet metals) Chromate chemical conversion coatings Enhanced bare or painted corrosion resistance, improved adhesion of paint or other organic finishes, and provides the metallic surface with a decorative finish Black oxide chemical conversion coatings...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870191
EISBN: 978-1-62708-299-0
... , Council of Engineering Institutions, Oxford University Press , 1975-1979 2. Care of Aluminum , 5th ed. , The Aluminum Association Inc. , Feb 1983 3. Wernick S. , Pinner R. , and Sheasby P.G. , The Surface Treatment and Finishing of Aluminum and Its Alloys , Vol 2 , 5th...