GB/T 18449.2-2012

Metallic materials - Knoop hardness test - Part 2Verification and calibration of testing machines

NORMA vydána dne 31.12.2012

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The information about the standard:

Designation standards: GB/T 18449.2-2012
Publication date standards: 31.12.2012
Country: Chinese technical standard
Kategorie: Technické normy GB