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qualitative tests

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220025
EISBN: 978-1-62708-259-4
... of microstructure. It explains how microstructure can be represented qualitatively by points, lines, surfaces, and volumes associated to a large extent with grain contact, and how qualitative features (including grains) can be quantified based on cross-sectional area, volume fraction, density...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350183
EISBN: 978-1-62708-315-7
... Abstract This chapter compares and contrasts surface-engineering processes based on process availability, corrosion and wear performance, distortion effects, penetration depth or attainable coating thickness, and cost. It provides both quantitative and qualitative information as well as...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040017
EISBN: 978-1-62708-300-3
... Abstract This chapter discusses the role of plastic deformation in forging and the effect of strain and strain rate on metal flow. It demonstrates the use of stress tensors and shows how metal flow can be represented qualitatively by the displacement of volume elements and quantitatively by the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230295
EISBN: 978-1-62708-298-3
... the qualitative and quantitative aspects of each process and provides examples showing how they are implemented and the results that can be achieved. The chapter also discusses the issue of beryllium’s low formability and describes some of the advancements that have been made in near-net shape...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240041
EISBN: 978-1-62708-251-8
... four rules that give a qualitative estimate of the ability of two metals to form substitutional solid solutions: relative size factor, chemical affinity factor, relative valency factor, and lattice type factor. The chapter provides information on alloys that form an ordered structure during heating. It...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870219
EISBN: 978-1-62708-299-0
... conditions of total immersion, by quantitative measurement of weight change or by qualitative visual determination of change. D 2803 Guide for Testing Filiform Corrosion Resistance of Organic Coatings on Metal Developed primarily for testing of coated steels, but other metals, including aluminum, can be...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780216
EISBN: 978-1-62708-281-5
... design analysis sense. However, the engineer should understand the behavior that they reflect qualitatively. Unlike the results of other impact tests, plane-strain fracture toughness, the next subject to be discussed, is a material property. If it is properly measured within its range of...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780238
EISBN: 978-1-62708-281-5
... Abstract This article reviews fatigue test methodologies, provides an overview of general fatigue behavior (crack initiation and propagation) in engineering plastics, and discusses some of the factors affecting the fatigue performance of polymers. In addition, it provides information on...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000147
EISBN: 978-1-62708-312-6
... stainless steels to qualitatively identify these types of corrosion. This test is based on the use of hexacyanoferrate (II/III) solution with additions of variable amounts of NaCl ( Ref 32 ). It can reveal metallurgical weaknesses caused by improper sintering conditions or contamination with iron...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060149
EISBN: 978-1-62708-261-7
... Abstract This chapter explains how metallography and hardness testing are used to evaluate the quality and condition of metal products. It also discusses the use of tensile testing, fracture toughness and impact testing, fatigue testing, and nondestructive test methods including ultrasonic, x...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910475
EISBN: 978-1-62708-250-1
... resolution in range 0 to 45 MPa (0 to 6500 psig) Equipment may require special attachment to be provided. Chemical analysis C.1 Spot test(s) Application of selected reagent(s) to surface and detection, by eye or with aid of a microscope, of subsequent reaction Qualitative (sometimes...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720293
EISBN: 978-1-62708-305-8
... inspection. Casting defects including porosity, oxide films, inclusions, hot tears, metal penetration, and surface defects are reviewed. Liquid penetrant inspection, magnetic particle inspection, eddy current inspection, radiographic inspection, ultrasonic inspection, and leak testing for castings are...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270019
EISBN: 978-1-62708-301-0
... collect test specimens for subsequent examination and chemical analysis. It also discusses the role of mechanical property testing, the use of nondestructive evaluation, and the final step of generating a report. failure analysis nondestructive evaluation FAILURE ANALYSIS is a...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780359
EISBN: 978-1-62708-281-5
..., thermogravimetric analysis, thermomechanical analysis, and dynamic mechanical analysis. The article also discusses various analytical methods used to characterize the molecular weight distribution of a polymeric material. It provides information on a wide range of mechanical tests that are available to evaluate...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050245
EISBN: 978-1-62708-311-9
... be interpreted by a skilled, experienced technician. In absence of proven correlation, different observers may disagree on meaning and significance of test results. Properties are measured indirectly, and often only qualitative or comparative measurements can be made. Some nondestructive...
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...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 May 2018
DOI: 10.31399/asm.tb.hma.t59250059
EISBN: 978-1-62708-287-7
... Hardenability curve for SAE 4140 steel. At the same symposium in 1938 where Jominy reported on his test for hardenability, Marcus Grossman, Morris Asimow, and S.F. Urban published a paper, “Hardenability, Its Relation to Quenching and some Qualitative Data in Hardenability of Alloy Steel” ( Ref 5 ). This...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110228
EISBN: 978-1-62708-247-1
.... The discussion begins with a section describing the three steps in LADA/SDL analysis setup: create the test loop with the fail flag and loop trigger, select the laser dwell time, and select the shmoo bias point. An overview of LADA/SDL workflow is then presented followed by a brief section on time...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090221
EISBN: 978-1-62708-266-2
... constant-load test technique. Results of the study, summarized in Fig. 7.19 , show that the annealed material was more susceptible to cracking than the cold worked material, which is qualitatively similar to results obtained by Erzurum and Yeh ( Ref 7.54 ) for concentrated ammoniacal solutions. Figure...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140083
EISBN: 978-1-62708-264-8
... discusses the effect of grain size and alloying elements and explains how Jominy end quench testing is used to evaluate the hardenability of steel. continuous transformation diagram hardenability hardness isothermal transformation diagram Jominy test steel THE PROFESSIONAL materials...