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ASTM C849-88(2016)
- Standard Test Method for Knoop Indentation Hardness of Ceramic Whitewares
- standard by ASTM International, 07/01/2016
- Publisher: ASTM
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1.1 This test method covers the determination of the Knoop indentation hardness of ceramic whitewares and the verification of Knoop indentation hardness testing machines using standard glasses.