
Reinforcement of openings in walls of boilers or pressure vessels
NORM herausgegeben am 1.10.1977
Designation standards: ÖNORM M7301
Note: UNGÜLTIG
Publication date standards: 1.10.1977
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM