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Safety devices against flashback, backflow and afterflow for gas welding equipment; requirements, tests, marking of conformity; repeated operation tests
Translate name
STANDARD published on 1.5.1987
Designation standards: ÖNORM M7850
Note: WITHDRAWN
Publication date standards: 1.5.1987
SKU: NS-749192
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM
Latest update: 2024-09-29 (Number of items: 2 350 536)
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