GB/T 4197-1984

Method for measuring the average grain size of sintered bar and rod of tungsten molybdenum and alloys

NORM herausgegeben am 9.3.1984

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The information about the standard:

Designation standards: GB/T 4197-1984
Note: UNGÜLTIG
Publication date standards: 9.3.1984
Country: Chinese technical standard
Kategorie: Technische Normen GB