Reinforcement of openings in walls of boilers and pressure vessels
NORM herausgegeben am 1.6.1972
Designation standards: ÖNORM M7301
Note: UNGÜLTIG
Publication date standards: 1.6.1972
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM