IEC 60534-5:2004 ED2

Industrial-process control valves - Part 5: Marking IEC 60534-5:2004 ED2

Publication date:   Feb 5, 2004

Scope

specifies mandatory and supplementary markings of control valves. Some mandatory markings may be inappropriate for some valves of special design, and some supplementary markings may be appropriate only to specific types of control valves. It is recommended that the marking of all valves conform to this standard whenever possible unless otherwise agreed between the manufacturer and purchaser.