ASTM B7-39

Specification for Tough-Pitch Lake Copper-Refinery Shapes (Withdrawn 1940)

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The information about the standard:

Designation standards: ASTM B7-39
Note: NEPLATNÁ
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: American technical standard
Kategorie: Technické normy ASTM