BS 679:1989

Specification for filters, cover lenses and backing lenses for use during welding and similar operations.

NORM herausgegeben am 30.6.1989

Englisch -
PDF - sofortiges Download (242.20 EUR)

The information about the standard:

Designation standards: BS 679:1989
Note: UNGÜLTIG
Publication date standards: 30.6.1989
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: British technical standard
Kategorie: Technische Normen BS