1-20 of 151 Search Results for

diamond

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730081
EISBN: 978-1-62708-283-9
... Abstract This chapter discusses the composition, properties, and uses of crystalline ceramics, glasses, clay, and concrete mixes. It also discusses the carbon structure of diamond, graphite, fullerenes, and nanotubes. amorphous carbon clay concrete mixes crystalline ceramics diamond...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730001
EISBN: 978-1-62708-283-9
... relative levels of force they produce. It describes the difference between crystalline and noncrystalline or amorphous materials and discusses common crystal structures, including face-centered cubic, body-centered cubic, hexagonal close packed, and diamond cubic. It also describes the structure of sodium...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130529
EISBN: 978-1-62708-284-6
..., diamond E, 100 kgf, 1/8 in. ball 15T, 15 kgf, 1 16 in. ball 30T, 30 kgf, 1 16 in. ball 45T, 45 kgf, 1 16 in. ball 100 61.5 … 93.1 83.1 72.9 240 251 240 800 (116) 201   99 60.9 … 92.8 82.5 71.9 234 246 234 787 (114) 195...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060465
EISBN: 978-1-62708-261-7
... superficial hardness No., diamond indenter Knoop hardness No., 500 gf load and greater Scleroscope hardness No. A scale, 60 kgf load, diamond indentor B scale, 100 kgf load, 1/16 in. diam ball C scale, 150 kgf load, diamond indenter D scale, 100 kgf load, diamond indenter Standard ball...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110391
EISBN: 978-1-62708-247-1
... FIB or in a dedicated ion mill. Grinding wheels Extra platens for wheels Selection of grinding papers Selection of lapping films Selection of polishing cloths Selection of diamond pastes/suspensions Alumina suspension (5μm, 1μm, 0.5μm...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850060
EISBN: 978-1-62708-260-0
... . 10.1149/1.2411929 30. Buchheit R. D. , and McCall J. L. : “ Diamond Compounds for Polishing Metallographic Specimens, ” Metallographic Specimen Preparation , Plenum Press, Plenum Publishing Corporation , New York , 1974 , pp. 77 – 94 . 10.1007/978-1-4615-8708-8_5 31. McCall...
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
.... Although a number of different indenters are used for Rockwell hardness testing, the most common type is a diamond ground to a 120° cone with a spherical apex having a 0.2 mm (0.008 in.) radius, which is known as a Brale indenter, as depicted in Fig. 5(a) . Fig. 5 Rockwell indenter. (a) Diamond...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720161
EISBN: 978-1-62708-305-8
.... This step, often called planar grinding , has the second goal of making all of the specimen surfaces coplanar. This process requires a special purpose machine because the stone must rotate at a high speed, ≥1500 rpm, to cut effectively. The stone must be dressed regularly with a diamond tool to...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400169
EISBN: 978-1-62708-258-7
... can reveal different microstructural features if polished longitudinal, transverse, planar, or in some other orientation. Contamination of the specimen can easily take place during sectioning, grinding, and polishing by the accumulation of debris; for example, silicon carbide, diamond, or aluminum...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110402
EISBN: 978-1-62708-247-1
... tungsten carbide or diamond tipped), tweezers, or pliers for stabilizing samples and applying pressure to propagate the cleave. After the initial downsizing of a wafer, a cross-section is often prepared to localize the region of interest by cleaving adjacent to or through a target within a specific die...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230199
EISBN: 978-1-62708-298-3
... concentration of 8 to 22 μm diamond compound. The specimen should be frequently rotated counter to the direction of wheel rotation. Heavy pressure is used to maximize material removal, although excessive pressure may introduce mechanical twins. Polishing time is approximately 2 min. Fine polishing is...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440027
EISBN: 978-1-62708-262-4
... hardness of surface layers such as plating or bonded layers Microhardness testing can be performed with either the Vickers indenter ( Fig. 7 ) or the Knoop indenter shown in Fig. 8 . Fig. 8 Schematic of the pyramidal-shaped diamond indenter used for the Knoop test and an example of the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.9781627082839
EISBN: 978-1-62708-283-9
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410197
EISBN: 978-1-62708-265-5
... microstructure is identified by the diamond pyramid hardness (DPH) of the microstructure produced by that cooling sequence. Fig. 10.6 Cooling transformation diagram for a steel containing 0.37% C, 0.36% Si, 0.85% Mn, 1.44% Ni, and 0.02% Mo. The steel was austenitized at 800 °C (1470 °F) for 20 min. The...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140039
EISBN: 978-1-62708-264-8
... diamond, into the surface of a metal under a given load and measuring either the depth of penetration (the Rockwell test) or the size of the indent impression (Brinell and Vickers tests). Table 5.2 lists the various tests and the conditions for choosing between them. In quenched and tempered steels...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300271
EISBN: 978-1-62708-323-2
... the ceramic phase as the major component. The most popular cemented carbide is 6% Co binder and 94% tungsten carbide (WC). Polycrystalline diamonds are also made this way. Diamond powder is heated over a supply of cobalt, and, when a critical temperature is reached, the cobalt infiltrates the diamond...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850334
EISBN: 978-1-62708-260-0
... Dimensions of Test-Samples for Brinell and Diamond Pyramid Hardness Tests, ” J. Inst. Met. , vol. 54 , no. 1 , 1934 , pp. 59 – 88 . 14. Hoyt S. L. : “ The Ball Indentation Hardness Test, ” Trans. Am. Soc. Steel Treat. , vol. 6 , 1924 , pp. 396 – 420 . 15. Tabor D. : “ A Simple...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240411
EISBN: 978-1-62708-251-8
... blank that is finished by diamond grinding. During liquid-stage sintering, the binder melts and flows between and bonds to the carbide particles. The properties of sintered carbides are profoundly affected by their microstructure, including the compositions of the phases and the sizes, shapes, and...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780035
EISBN: 978-1-62708-268-6
... represent this event.) Human error or undeveloped event: The diamond represents either a human error or an undeveloped event. A human error may be a pilot failing to extend the landing gear when landing an aircraft, a technician failing to properly adjust a variable resistor, or a missile launch crew...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440283
EISBN: 978-1-62708-262-4
... A parallel section 6.4 mm (¼ in.) thick was cut from the center of the test pin. For hardness testing, the diamond and anvil were set by checking the hardness at mid-radius. Then the center hardness were checked by Rockwell C hardness test and recorded. The core hardness values were used to monitor...