GB 50309-1992

Standard for checking and evaluating the quality of brickwork in industrial furnaces

NORMA vydána dne 7.1.1992

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Elektronické PDF (NA DOTAZ)

The information about the standard:

Designation standards: GB 50309-1992
Note: NEPLATNÁ
Publication date standards: 7.1.1992
Country: Chinese technical standard
Kategorie: Technické normy GB