
Metallic materials. Hardness test. Calibration of standardized blocks to be used for Knoop hardness testing machines
STANDARD published on 1.11.1995
Designation standards: ČSN ISO 4547
Classification mark: 250263
Catalog number: 18359
Note: WITHDRAWN
Publication date standards: 1.11.1995
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Czech technical standard
Category: Technical standards ČSN