CSN 25 7859-1990
Diaphragm gas meters. Fundamental parameters and technical requirements

Standard No.

CSN 25 7859-1990

Release Date

1990

Published By

CZ-CSN

Latest

CSN 25 7859-1990

CSN 25 7859-1990 history

• 1990 CSN 25 7859-1990 Diaphragm gas meters. Fundamental parameters and technical requirements