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Vickers number

American  

noun

Metallurgy.

  1. a numerical expression of the hardness of a metal as determined by a test Vickers test in which the sample is indented under a known pressure by the point of a diamond and the surface area of the indentation is divided into the amount of pressure applied.

Etymology

Origin of Vickers number

After Vickers Armstrong Ltd., British steel firm

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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