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mass 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
... treated to complete equilibrium pick up less hydrogen than alpha-beta alloys with microstructures of transformed beta and/or with simple mill-annealed structures. Mass (Barrel) Finishing Oxide films formed by heating to temperatures as high as 650 °C (1200 °F) for 30 min were effectively removed...
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
... coatings and various pack cementation and deposition processes. It also discusses the selection and use of industrial paints and paint application methods. buffing cleaning coating honing mass finishing SURFACE FINISHES AND COATINGS are used in a variety of ways to improve the material...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410001
EISBN: 978-1-62708-280-8
... Table 1.1 Aluminum advantages and applications Advantages Details Typical applications Mass reduction 30–35% over ductile iron or stamped steel. Advantages include: Improved fuel economy of vehicles Reduced emissions Superior ride handling Engine blocks Automotive wheels...
Image
Published: 01 November 2007
Fig. 5.73 Mass change as a function of exposure time for various alloys including 9Cr steel, Ni-Cr alloy (Monel K-500), Fe-Ni-Cr alloys, and Ni-base alloys tested at 621 °C (1150 °F) in H 2 -80CO. All surfaces were ground to a 120-grit finish prior to testing. Source: Ref 98 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ahsssta.t53700159
EISBN: 978-1-62708-279-2
.... The currently used AHSS have reduced a vehicle’s body structure mass by at least 25%. The third-generation AHSS, under development, are expected to achieve more than 35% in structural mass reduction. This will significantly improve fuel efficiency and reduce greenhouse gas emissions. It is estimated...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780093
EISBN: 978-1-62708-268-6
... if such dimensions are biased within the tolerance band. Techniques in this area include standard measuring equipment, optical comparators, coordinate-measuring machines, surface-finish gages, scales, and torque wrenches. Nondestructive test approaches for evaluating internal component positions and relationships...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040001
EISBN: 978-1-62708-300-3
... Abstract This chapter provides a brief introduction to manufacturing processes used to produce metal parts and how they differ in terms of achievable geometries, tolerances, surface finishes, and production rate. manufacturing process dimensional accuracy surface roughness 1.1...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200115
EISBN: 978-1-62708-354-6
... be incorporated into the mold or into a core by ramming sand around the chill during molding or coremaking. Chills are often placed on bosses, ribs, or junctions where their increased mass disrupts directional solidification ( Figure 7-6 ). In effect, the chill neutralizes the hot spot and the casting...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900231
EISBN: 978-1-62708-350-8
... by increasing the nitrogen-to-hydrogen ratio at the flowmeters (or mass flowmeters). The classical gas nitriding ratio of nitrogen to hydrogen is: 2 NH 3 ↔ 2 N + 3 H 2 or a ratio of 1 part nitrogen to 3 parts hydrogen. A plain low-carbon steel will nitride at a conventional...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.9781627082808
EISBN: 978-1-62708-280-8
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350195
EISBN: 978-1-62708-315-7
... Abstract This chapter provides helpful guidelines for selecting a surface treatment for a given application. It identifies important design factors and applicable treatments for common design scenarios, materials, and operating conditions. It explains why heat treatments and finishing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250129
EISBN: 978-1-62708-345-4
... with an excellent surface finish produced by shell molding is shown in Fig. 5 . Fig. 5 Cast tooth bevel gear produced by the shell molding process to obtain excellent surfaces and close tolerances. Source: Ref 3 The investment casting process has also had limited use in gear manufacture. Its most...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320305
EISBN: 978-1-62708-332-4
... the battery density to reduce the weight. 13.2.4 Sprung and Unsprung Masses of Vehicles The total weight of the vehicle influences the distance traveled between battery charges. The forecast for the cost value of conversions for weight reduction will be about $5 per kg by the year 2030. The handling...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420073
EISBN: 978-1-62708-310-2
... is called the liquidus; that between the two-phase field and the solid field is the solidus. In general, a liquidus is the locus of points in a phase diagram representing the temperatures at which alloys of the various compositions of the system begin to freeze on cooling or finish melting on heating...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870101
EISBN: 978-1-62708-314-0
... if large masses are used in a local area. For flat or mildly contoured parts, it is common practice to use a caul sheet or caul plate on the nontooled surface (in this case, the bag side) to provide improved surface finishes. Caul plates can be made from metal, reinforced glass or carbon, or elastomers...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320017
EISBN: 978-1-62708-347-8
... thickness. On the other hand, the rate of cooling affects the crystal structure and properties of a steel and this, in turn, is governed by such factors as mass, quenching media, and so on. It must be realized that the thicker the section is, the slower the rate of cooling will be regardless...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060117
EISBN: 978-1-62708-261-7
... of rolling and incremental forging in one. The basic advantages of the roll forging process include: Continuous production of forged products with very short cycle time and high production rates suitable for mass production Improved grain flow Better surface finish and breakdown of scale in steel...
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 March 2001
DOI: 10.31399/asm.tb.secwr.t68350231
EISBN: 978-1-62708-315-7
... to abrasive wear. (3) The process of grind- ing or wearing away through the use of abrasives. See also high-stress abrasion and low-stress abrasion. abrasive. (1) A hard substance used for grinding, honing, lapping, su- perfinishing, polishing, pressure blasting, or barrel finishing. Abrasives in common use...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410103
EISBN: 978-1-62708-280-8
... the fraction solid, the less the potential for porosity. The surface finish is influenced by the part function and aesthetic appeal. The need for shrink-free walls is impacted by the wall thickness mass concentrations and leakproof requirements of the component. Figure 6.17 illustrates...