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block sectioning

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110391
EISBN: 978-1-62708-247-1
... sure the area of interest overhangs the edge of the chuck. Allow wax to cool and harden. Attached mounted sample to sectioning block, See Fig. 3 . This type of sample can use the basic sectioning recipe referenced below. Fig. 3 One type of sample sectioning block assembled and on grinding wheel...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110402
EISBN: 978-1-62708-247-1
... ion beam milling. Cross-sectional mechanical polishing generally involves mounting a sample on a polishing block using hot wax and grinding into the cross-section through the target area of interest, followed by use of polishing media to clean and remove scratches from the metal structures to...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780028
EISBN: 978-1-62708-281-5
... Abstract This article describes in more detail the fundamental building-block level, atomic, then expands to a discussion of molecular considerations, intermolecular structures, and finally supermolecular issues. An explanation of important thermal, mechanical, and physical properties of...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040159
EISBN: 978-1-62708-300-3
... part depends greatly on the design of the previous stages. If the material has been improperly distributed during the blocking stage, defects may appear in the finishing stage. In a good-quality forging, all sections of the die cavity must be filled, and the part must not contain flow defects such as...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230295
EISBN: 978-1-62708-298-3
... Abstract The vast majority of beryllium products are manufactured from blocks, forms, or billets of compacted powder that are machined or worked into shape. This chapter describes the metalworking processes used, including rolling, forming, forging, extrusion, drawing, and spinning. It covers...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870489
EISBN: 978-1-62708-314-0
... Abstract This chapter discusses design and certification considerations, including materials and process selection, the building block approach to certification, design allowables, and design guidelines. It also includes information on damage tolerance and environmental sensitivity...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310001
EISBN: 978-1-62708-326-3
... The building block of all matter, including metals, is the atom. This chapter initially provides information on atomic bonding and the crystal structure of metals and alloys, followed by a description of three crystal lattice structures of metals: face-centered cubic, hexagonal close-packed, and body...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2016
DOI: 10.31399/asm.tb.ascaam.t59190001
EISBN: 978-1-62708-296-9
... required concentration of the inoculants with the silicon increase ( Ref 33 ). In the third stage of grain formation the nuclei start to grow in the liquid alloy. The effect of the refiner at this stage is based on the growth blocking phenomenon ( Fig. 1.12 ). Direct influence of the grain refiner on...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240265
EISBN: 978-1-62708-251-8
... lower temperatures. The relevant dislocation mechanisms are dislocation glide and climb. As the temperature is increased, slip systems that were not available at room temperature become active, promoting dislocation glide. When dislocations encounter an obstacle, they are blocked and tend to pile up...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910363
EISBN: 978-1-62708-250-1
... and paint are essentially interchangeable and are used to designate certain coatings having an organic base.) The barrier function is achieved by blocking the entrance of moisture, ionic species, or gaseous species into the reactive substrate by means of a coating. The inhibitive function is...
Book Chapter

By Kenneth A. Walsh
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230001
EISBN: 978-1-62708-298-3
..., and nuclear properties. The health issues are described, and the proper handling of beryllium metal and compounds is described. The beryllium industry can tailor products to industrial requirements. Beryllium mill products are now available in ingot, lump, chip, powder, block, billet, rod, bar...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310213
EISBN: 978-1-62708-286-0
...% phosphoric acid solution (followed by ammonia and water rinses) or oxalic acid solution (followed by water rinses) Small areas may be treated with a rubbing block comprising fine abrasive in a hard rubber or plastic filler. Carbon steel wool and pads that have previously been used on carbon steel should not...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130001
EISBN: 978-1-62708-284-6
... processing of steels. This is followed by sections on various aspects of heat treatment design and heat treating practices for minimizing distortion. Influence of design, steel grade, and condition is then illustrated in the examples of failures due to heat treatment. A procedure is analyzed to improve the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110228
EISBN: 978-1-62708-247-1
... layers blocking the path of this laser to the upper metal layers associated with this routing, the exact location of the defect is not evident. Deprocessing of the device revealed clear bridge between the metal routing, shown in Figure 20(c) . In the discussion above we have noted that there are two...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240075
EISBN: 978-1-62708-251-8
... hypereutectic alloys that are used for engine blocks because of their high-silicon contents and thus high wear resistance, the primary silicon that forms is normally very coarse, causing poor machinability, poor castability, and gravity segregation, where the lighter silicon particles float to the top of the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110563
EISBN: 978-1-62708-247-1
... on top of a MEMS element and not clearly blocking the motion is more difficult to establish as a failure mechanism. One thing to consider is the full motion of the MEMS element: the observed position of the particle may not be a problem, but if the MEMS moves as it is supposed to, perhaps the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910427
EISBN: 978-1-62708-250-1
... Abstract Corrosion testing and monitoring are powerful tools in the fight to control corrosion. This chapter provides a general overview of three major categories of corrosion tests, namely laboratory tests, pilot-plant tests, and field tests. It begins with brief sections describing the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290099
EISBN: 978-1-62708-306-5
... supersaturated solid solution and then quenching to room temperature to retain the supersaturated solid solution. On aging at an intermediate temperature, a coherent second phase precipitates from the supersaturated solid solution. These coherent second-phase particles strain the matrix and block the motion of...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290243
EISBN: 978-1-62708-306-5
... of wood beams, seals in electronics Hot-melt: Single-component, thermoplastic adhesive hardens from molten state after cooling from elevated temperatures. Formulated from thermoplastic polymers including ethylene vinyl acetate, polyethylene, styrene block copolymer, butyl rubber, polyamide...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720267
EISBN: 978-1-62708-305-8
... sections, and honeycomb sandwich assemblies Machinery materials: die blocks, tool steels, and drill pipe Railroad parts: axles, wheels, and bolted and welded rail Automotive parts: forgings, ductile castings, brazed and/or welded components Ultrasonic inspection is an effective and...