
Metal scaffolding. Tubes. Specification for steel tube.
NORMA vydána dne 31.10.1990
Designation standards: BS 1139-1.1:1990
Note: NEPLATNÁ
Publication date standards: 31.10.1990
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: British technical standard
Kategorie: Technické normy BS