UNE 22-178-1985
Decorative granite. Knoop microindentation hardness test
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UNE 22-178-1985
Standard No.
UNE 22-178-1985
Release Date
1985
Published By
ES-AENOR
Scope
This standard aims to determine the Knoop microhardness of ornamental granites (UNE 22-170).
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