STN 224021 (224021)

Grinding tools. Hardness testing by ball indentation

STANDARD published on 1.4.1981

The information about the standard:

Designation standards: STN 224021
Classification mark: 224021
Catalog number: 54889
Note: WITHDRAWN
Publication date standards: 1.4.1981
Approximate weight : 12 g (0.03 lbs)
Country: Slovak technical standard
Category: Technical standards STN