This European Standard defines the minimum performance requirements which apply to industrial valves. It specifies test procedures and acceptance criteria for each performance requirement of this European Standard. Valves for specific use@ where such a performance requirements already exists are excluded from this standard: a) valves to be used in water supply pipe system in accordance with EN 1074 (all parts); b) valves to be used in gas distribution system with pressure lower than 16 bar in accordance with EN 13774; c) control valves in accordance with EN 1349; d) safety devices in accordance with EN ISO 4126 (all parts).