
Gas meters. Specification for diaphragm meters of 6 cubic metres (or 212 cubic feet) per hour rating for working pressures up to 50 mbar.
NORMA vydána dne 30.11.1989
Designation standards: BS 4161-3:1989
Note: NEPLATNÁ
Publication date standards: 30.11.1989
The number of pages: 44
Approximate weight : 132 g (0.29 lbs)
Country: British technical standard
Kategorie: Technické normy BS