Specifies mandatory and optional markings of general purpose valves and states the manner of applying the markings, i.e. on the body, on a flange, or on a identification plate. Markings on the body may be integral with the body or on a plate securely fixed to the body. The table lists those items which may be included in international standards for individual types of valves.

General information

  • Status :  Withdrawn
    Publication date : 1977-08
  • Edition : 1
    Number of pages : 2
  • :
    ISO/TC 153
  • 23.060.01
    Valves in general

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