Flanges and their joints - Part 4: Qualification of personnel competency in the assembly of the bolted connections of critical service pressurized systems
STANDARD published on 15.10.2013
Designation standards: ÖNORM EN 1591-4
Note: WITHDRAWN
Publication date standards: 15.10.2013
The number of pages: 19
Approximate weight : 57 g (0.13 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM