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ISO 9385:1990, Glass and glass-ceramics - Knoop hardness test

Author ISO TC 172/SC 3/WG 1
Publisher Multiple. Distributed through American National Standards Institute (ANSI)
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Book Details
ISBN / ASINB000Y2TPJ6
ISBN-13978B000Y2TPJ0
AvailabilityUsually ships in 24 hours
Sales Rank6,644,614
MarketplaceUnited States 🇺🇸

Description

This international Standard describes the method of test for determining the Knoop hardness number of glass and glass-ceramics.The Knoop hardness number characterizes the behaviour of glass and glass-ceramics concerning a permanent change of the surface after indentation with a solid material.