Tube connections. Union passage elbows for pn 16 mpa (160kgf/cm2). Construction and dimensions
STANDARD published on 1.1.1980
Designation standards: GOST 21859-78
Publication date standards: 1.1.1980
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 2.89
Amd. 8.98