Abstract 

Specifies requirements for handwheel or actuator-operated valves for general application including the following features: inside or outside screw stem; wedge or parallel obturator; metallic or elastomeric obturator seatings; metallic or elastomeric body seatings; ferrous metal and/or copper alloy trims; bolted bonnet connection; flanged ends. Covers valves of the nominal sizes (DN) from 40 to 1000, and applies to valves of the nominal pressures (ISO PN) up to 50.


General information

  • Status :  Withdrawn
    Publication date : 1984-12
  • Edition : 1
    Number of pages : 9
  • :
    ISO/TC 153
    Valves
  • 23.060.30
    Gate valves

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