SSH EN 13774:2003

Ventilët për sistemet e shpërndarjes së gazit me presionin maksimal të punës më të ulët ose të barabartë se 16 bar - Kërkesat për të dhënat teknike

Valves for gas distribution systems with maximum operating pressure less than or equal to 16 bar - Performance requirements

Scope

This EN deals with isolating valves used for gas distribution systems with maximum operating pressure <= 16 bar, and which operate with fuel gases of the first and second family, according to EN 437. It applies to valves DN 25 and larger. The types of isolating valves to be considered are: plug and ball valves, gate valves, globe valves and butterfly valves.