Sintered hard metals. Determination of Rockwell hardness
STANDARD published on 1.1.1976
Designation standards: GOST 20017-74
Publication date standards: 1.1.1976
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 11.80
Amd. 9.85
Amd. 1.91