GB/T 9790-2021

Metallic materials—Vickers and Knoop microhardness tests of metallic and other inorganic coatings

NORMA vydána dne 30.4.2021

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The information about the standard:

Designation standards: GB/T 9790-2021
Note: NEPLATNÁ
Publication date standards: 30.4.2021
Country: Chinese technical standard
Kategorie: Technické normy GB