Rubber. Method of determination of hardness in international units (30 to 100 IRHD)
STANDARD published on 1.1.1981
Designation standards: GOST 20403-75
Publication date standards: 1.1.1981
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 8.81
Amd. 10.90