
Method for Rockwell superficial hardness test (N and T scales). Verification of the testing machine.
NORMA vydána dne 27.2.1970
Designation standards: BS 4175-2:1970
Note: NEPLATNÁ
Publication date standards: 27.2.1970
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: British technical standard
Kategorie: Technické normy BS