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Vickers hardness testing

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Published: 01 December 2003
Fig. 1 Vickers hardness testing machine More
Image
Published: 01 October 2011
Fig. 33 Example of a micro-Vickers hardness testing machine. Courtesy of Walter Uhl, technical microscopy More
Image
Published: 01 April 2013
Fig. 14 Vickers hardness test. (a) Schematic of the square based diamond pyramidal indenter used for the Vickers test and an example of the indentation it produces. (b) Vickers indents made in ferrite in a ferritic martensitic high carbon version of 430 stainless steel using (left to right More
Image
Published: 01 October 2011
Fig. 2 Chronological development of German standards for the Vickers hardness test More
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 October 2011
DOI: 10.31399/asm.tb.htpa.t53310025
EISBN: 978-1-62708-346-1
... (ISO 6508 and ASTM E 18), Vickers hardness testing (ISO 6507, ASTM E92, and ASTM E384), Brinell hardness testing (ISO 6506 and ASTM E10), and Knoop hardness testing (ISO 4545 and ASTM E284). The chapter also discusses the advantages and disadvantages of these test methods. Brinell hardness...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900245
EISBN: 978-1-62708-350-8
..., thus giving a false hardness reading. For a nitrided case depth from 0.5 to 1.0 mm (0.020 to 0.040 in.), it is acceptable to use the Vickers hardness test system with a light load up to 10 kg ( Fig. 1 ). Fig. 1 Vickers hardness testing machine The sample surface should be clean and free...
Book Chapter

By A. Wehrstedt
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.htpa.t53310235
EISBN: 978-1-62708-346-1
... for the instrumented indentation test and hardness conversions. Brinell hardness testing instrumented indentation test Knoop hardness testing Rockwell hardness testing Vickers hardness testing General Comments on Standardization Standardization is, according to the 18th edition of the Brockhaus...
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
...; Rockwell, Brinell, Vickers, and Knoop hardness tests; and Charpy V-notch impact tests. The chapter also provides information on loading conditions that can lead to fatigue failure, and in some cases, counteract or prevent it. fatigue failure hardness test mechanical properties notched impact test...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.htpa.t53310091
EISBN: 978-1-62708-346-1
... in the Vickers hardness scale, with the test force also being taken into account. For example: The testing device for the UCI hardness test is composed of a probe ( Fig. 5 ) and an electronic measuring and display unit for the determination of the frequency shift. Fig. 5 Composition...
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 October 2011
DOI: 10.31399/asm.tb.htpa.t53310119
EISBN: 978-1-62708-346-1
... Abstract This chapter reviews the tests and procedures used for measuring hardness of plastics and elastomers. The conventional testing methods (Rockwell, Vickers, Brinell, and Knoop) used for testing of metals are based on the idea that hardness represents the resistance against permanent...
Image
Published: 01 December 1984
Figure 5-6 ( a ) Vickers diamond pyramid hardness tester. (Courtesy of Vickers Limited.) ( b ) Vickers, Brinell, and Rockwell tests can be performed on the Dia-Testor 2Rc hardness tester. ( Courtesy of Otto Wolpert-Werke GmbH .) ( c ) Vickers, Brinell, and Rockwell tests can be performed More
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
... Abstract Hardness tests provide valuable information about the quality of materials and how they are likely to perform in different types of service. This chapter covers some of the most widely used hardness testing methods, including Vickers, Rockwell, and Brinell tests, Shore scleroscope...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.htpa.t53310001
EISBN: 978-1-62708-346-1
... indentation test. 1920 S.R. Rockwell developed the test force method named after him. 1925 R. Smith and G. Sandland developed the Vickers method, which allowed microhardness testing. 1926 In the U.S., the first hardness testing standard on the Brinell method was published. 1937 In Germany...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900167
EISBN: 978-1-62708-350-8
... will punch through the nitrided case and provide an incorrect reading. Hardness testing can be categorized as either macrohardness or microhardness. Macrohardness testing includes: Wilson hardness using low load Vickers hardness testing Rockwell superficial testing Knoop hardness testing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.htpa.9781627083461
EISBN: 978-1-62708-346-1
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130529
EISBN: 978-1-62708-284-6
... numbers for steel. Brinell hardness numbers Vickers hardness numbers steel Rockwell hardness numbers hardness conversion equations FROM A PRACTICAL STANDPOINT, it is important to be able to convert the results of one type of hardness test into those of a different test. Because a hardness...
Image
Published: 01 December 1984
Figure 5-17 Correlation of Vickers hardness with a 10-kgf load with Knoop hardness for Knoop test loads of 10 to 500 gf. (From Emond, Ref. 62, courtesy of the American Society for Metals.) More
Image
Published: 01 October 2011
Fig. 25 Minimum test piece thicknesses for hardness measurements according to Vickers More