GB 6409.1-1986

Abrasive products--Diamond or cubic boron nitride grinding wheels and sticks--Shape types, designation

NORMA vydána dne 1.1.1986

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The information about the standard:

Designation standards: GB 6409.1-1986
Note: NEPLATNÁ
Publication date standards: 1.1.1986
Country: Chinese technical standard
Kategorie: Technické normy GB