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microhardness analysis

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430107
EISBN: 978-1-62708-253-2
... banding, microhardness, and hardness profiles. The chapter concludes with a brief discussion on the effect of scaling and deposition and how to measure it. atomic absorption spectroscopy boiler tubes delta ferrite deposit weight density depth of carburization grain size image analysis...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400149
EISBN: 978-1-62708-258-7
... microscopes, x-ray diffractometers, microhardness testers, and hot microhardness testers. A list of other instruments that are usually located in a research laboratory or specialized testing laboratory is also provided. electron probe microanalyzers image analyzers metallographic laboratory...
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
.... , and Ingerson W. E. : “ Analysis of Rockwell Hardness Data, ” Proc. Am. Soc. Test. Mater. , vol. 39 , 1939 , pp. 1270 – 1280 . 25. Meyer, Du Toit M. A. : “ A Theory of Rockwell Ball Hardness, ” Appl. Sci. Res. , vol. A3 , 1951 , pp. 11 – 26 . 10.1007/BF03184669 26. Lysaght V. E...
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
... Abstract This chapter discusses the operating mechanism, applications, advantages, and limitations of Brinell hardness testing, Rockwell hardness testing, Vickers hardness testing, Scleroscope hardness testing, and microhardness testing. In addition, the general precautions and selection...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130417
EISBN: 978-1-62708-284-6
... of the part, respectively, as well as an analysis of the microstructure and microhardness. Each figure also indicates which technique of heating, that is, single-shot hardening or scan hardening, and which heating conditions ( P, f ), using single-turn or multiple-turn induction coils, were employed. Fig...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130241
EISBN: 978-1-62708-284-6
...). 3. Nakonieczny A. and Tacikowski J. , Analiza pe˛kania zme˛czeniowego stali azotowanych (An Analysis of Fatigue Fracturing of Nitrided Steels ), Proc. First Polish Scientific Conference on Modern Technology in Surface Engineering , Sept 1994 , Politechnika Lodz (translated from...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430351
EISBN: 978-1-62708-253-2
... 0.138 0.92 0.473 3.0 0.140 0.91 0.473 3.5 0.141 0.93 0.473 4.0 0.10 0.91 0.463 At ID 0.0620 0.930 0.463 Energy dispersive spectroscopy analysis on the inner surface showed the presence of oxygen, aluminum, silicon, chlorine (as chloride), calcium and potassium...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440027
EISBN: 978-1-62708-262-4
... of commonly used hardness testing systems: the Brinell, Rockwell, Vickers, Scleroscope, and various microhardness testers that employ Vickers or Knoop indenters. The effect of carbon content on annealed steels and hardened steels is then discussed. A brief discussion on the concept of the ideal critical...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460121
EISBN: 978-1-62708-285-3
...-Ray photoelectron spectroscopy, X-ray fluorescence, Auger electron spectroscopy, Raman spectroscopy, oxygen analysis, and nanoindentation. cold-sprayed coatings residual-stress analysis hardness bond adhesion strength microscopy spectroscopy diffraction MATERIALS CHARACTERIZATION...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290193
EISBN: 978-1-62708-319-5
... periodically • McGrady T.J. , Chemical Analysis of Powder Metallurgy Products, Advances in Powder Metallurgy and Particulate Materials—2002 , Metal Powder Industries Federation , Princeton, NJ , 2002 , p 11.92 – 11.98 • Mulser M. and Petzoldt F. , Standards for Metal Injection...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050245
EISBN: 978-1-62708-311-9
... Abstract This chapter discusses the methods and procedures used for inspecting induction-hardened parts. It provides information on hardness and case depth measurements, nondestructive testing and surface analysis, the effect of various hardening errors, and relevant test standards. case...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140189
EISBN: 978-1-62708-264-8
... by the hardness profile taken on the bar with a microhardness tester, the case depth here is 2.5 mm (0.1 in., or 100 mils). As is the case here, the core material is often a pearlite-ferrite mix. Fig. 17.1 Section view of a 25 mm (1 in.) diameter induction-hardened 1045 steel. The trace created by diamond...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1999
DOI: 10.31399/asm.tb.cmp.t66770037
EISBN: 978-1-62708-337-9
.... 2.10 Types of carbon profiles. Source: Ref 12 Heat-treatment operators go to great pains to avoid classical decarburization because of its adverse effects. Its detection, through macrohardness and/or microhardness testing, metallography, carbon analysis, or all three, will lead to the need...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270177
EISBN: 978-1-62708-301-0
... Abstract A driven gear in the gear box of an aircraft engine fractured after a 40 h test run. The driving gear and gear shaft were also damaged. Based on the results of fractography, chemical analysis, metallography, and hardness testing, the fracture was caused by a fatigue crack initiating...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430409
EISBN: 978-1-62708-253-2
... Tubes Due to Creep for Remaining Life Analysis , International Journal of Engineering Research and Application , Vol 4 ( No. 7 , Version 2), 2014 , p 93 – 99 8.7 Klevtsov I. , Tallermo H. , Bojarinova T. , and Dedov A. , Assessment of Remaining Life of Superheater...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1999
DOI: 10.31399/asm.tb.cmp.t66770011
EISBN: 978-1-62708-337-9
... etched in 2% nital. 500× Table 1.3 Semiquantitative analysis of elements in material adjacent to oxides Steel Composition, % Cr Mn Si 8620 (a) Case martensite 0.67 1.04 0.3 Bainite (at oxide) 0.37 0.6 0.2 Pearlite (at oxide) 0.24 0.26 0.3 4615 (b...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270107
EISBN: 978-1-62708-301-0
... hole in a blade Fig. CH18.6 Magnified image of the larger crack in Fig. CH18.5 X-ray chemical analysis indicated that the skin was an aluminum-copper alloy and the rivets were made of an aluminum-magnesium alloy. The rib was made of a composite material and weighed about 55 g...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270191
EISBN: 978-1-62708-301-0
... Abstract This report describes the failure of a gas turbine in a combined-cycle power plant and the examination and tests that were conducted to determine the cause. Based on microstructural analysis, hardness measurements, and tensile tests, the failure was attributed to inadequate clearances...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060149
EISBN: 978-1-62708-261-7
... of either qualitative or quantitive measurements, which are then analyzed or evaluated. This process of quality assessment may be an informal exchange, or it may be a carefully planned program of sampling and statistical analysis. In the latter, evaluation of quality is—in itself—understood...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080359
EISBN: 978-1-62708-304-1
.... et al. , Analysis of Cracking of Co-Extruded Recovery Boiler Floor Tubes , 1997 Engineering & Papermakers Conference (TAPPI Conf. Proc.), Book 3, TAPPI Press , ( 1997 ), p 1025 21. Barna J.L. and Rivers K.B. , Improving Recovery Boiler Furnace Reliability with Advanced...