Safety devices against flashback, backflow and afterflow for gas welding equipment; requirements, testing and marking of conformity; repeating operation test
STANDARD published on 1.2.1985
Designation standards: ÖNORM M7850
Note: WITHDRAWN
Publication date standards: 1.2.1985
The number of pages: 13
Approximate weight : 39 g (0.09 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM