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metallographic preparation of coatings

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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
... Abstract This chapter describes the methods and equipment applicable to metallographic studies and discusses the preparation of specimens for examination by light optical microscopy. Five major operations for preparation of metallographic specimens are discussed: sectioning, mounting, grinding...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130043
EISBN: 978-1-62708-284-6
... of specimens, mechanical testing, macroexamination, microexamination, metallographic examination, determination of the fracture mechanism, chemical analysis, exemplar testing, and analysis and writing the report. The chapter ends with a discussion on various processes involved in the determination of...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.9781627082587
EISBN: 978-1-62708-258-7
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
... polished finish A frequent reason for surface finishing of superalloy components is to prepare them for a subsequent treatment, such as for the application of a coating. For strength reasons, a frequent surface treatment given to superalloys is shot (or bead) peening (note Example 4 at the end of...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280149
EISBN: 978-1-62708-267-9
... information on brazing processes, atmospheres, filler metals, and surface preparation procedures. It also includes examples of nickel-base welded components for aerospace use. brazing fusion welding solid-state welding superalloys transient liquid phase bonding...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130351
EISBN: 978-1-62708-284-6
... hardness requirement of 40 to 43 HRC. The hardness of the T-head was determined to be 48.8 HRC. This hardness value exceeded the requirement of 46 to 48 HRC. Metallographic sections were prepared through the strain bar and a typical T-head at the locations shown in Fig. 4 . The specimens were prepared...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130111
EISBN: 978-1-62708-284-6
... examination of the failed part Nondestructive and mechanical testing Selection, identification, preservation, and/or cleaning of specimens Macroscopic examination and analysis and photographic documentation Microscopic examination and analysis Selection, preparation, examination, and analysis...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130241
EISBN: 978-1-62708-284-6
.... The optimal microstructure of carbonitrided components is fine acicular martensite with a small amount of retained austenite and containing no coarse carbide precipitations ( Ref 8 – 10 ). Specimens prepared to meet the aforementioned conditions were subjected to rotational-bending and one-point...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.lmcs.9781627082914
EISBN: 978-1-62708-291-4
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130001
EISBN: 978-1-62708-284-6
... and coatings can lead to the generation of substantial residual-stress gradients in the surface layers of the component. The criterion applied to avoid plastic deformation states that the calculated stress intensity or effective stress must be lower than the yield and design life creep-rupture...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290099
EISBN: 978-1-62708-306-5
...) planar growth, (b) cellular growth, (c) cellular dendritic growth, (d) columnar dendritic growth, (e) equiaxed dendritic, and (f) five temperature gradients versus constitutional supercooling. Source: Ref 5.3 A metallographic cross section of a solidified welded joint will exhibit three distinct...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 May 2018
DOI: 10.31399/asm.tb.hma.t59250093
EISBN: 978-1-62708-287-7
.... Guillet studied high-chromium steels for the first time. These three categories define the range of stainless steels even today. His studies covered the metallographic and mechanical properties that could be measured at his time. However, Guillet missed the fact that some of the alloys were...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550033
EISBN: 978-1-62708-307-2
... Abstract This chapter provides basic engineering information on aluminum alloys with an emphasis on their use in applications where weight is a significant design factor. It discusses the advantages and limitations of various types of aluminum along with their compositions, designations, and...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550223
EISBN: 978-1-62708-307-2
..., under a protective atmosphere, or with oxidation-resistant coatings, the normal practice is to conduct the forming in air and then remove the alpha case by chemical milling. Table 5.8 Temperatures for the hot forming and stress relieving of titanium alloys Alloy Stress-relief temperature...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170351
EISBN: 978-1-62708-297-6
... eutectic system with limited terminal solubility and is the basis for the 4 xx.x alloys. Metallographic structures of the pure components and of several intermediate compositions show typical morphologies. The intermediate compositions are mixtures of aluminum containing ~1% Si in solid solution as the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110391
EISBN: 978-1-62708-247-1
... since the first discrete transistor was fabricated back in the 1960s. Cross-sectioning of an area of interest is commonly the next step after electrical fail site isolation. It is also a technique used for process development and reverse engineering. Standard metallographic techniques were adequate for...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420239
EISBN: 978-1-62708-310-2
.... Evidence of attack of the crucible by the alloy is usually grounds for rejecting the experimental results, but the absence of such evidence does not guarantee the absence of contamination. When suitable crucibles are unobtainable, it is often possible to coat ordinary crucibles with an inert material...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 May 2018
DOI: 10.31399/asm.tb.hma.t59250153
EISBN: 978-1-62708-287-7
... was as a chemist at the Steelton plant of the Pennsylvania Steel Company. In 1891, he joined the Illinois Steel Company as a metallographer. There he spent five years studying the metallography of railroad rails. FIG. 10.7 Albert Sauveur served most of his career as a professor of metallurgy at...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.9781627083157
EISBN: 978-1-62708-315-7
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.9781627082600
EISBN: 978-1-62708-260-0