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About This Item

 

Full Description

This recommended practice (RP) provides recommendations for evaluation of a manufacturer's valve construction and quality management system for the purpose of determining a manufacturer's capability to provide new valves manufactured in accordance with the applicable standards listed in Section 2.

Qualification of valves under this RP is "manufacturing facility specific" and does not cover valves manufactured by other manufacturing facilities, whether owned by the same manufacturer or a third party.
 

Document History

  1. API RP 591


    Process Valve Qualification Procedure, Sixth Edition

    • Most Recent
  2. API RP 591

    👀currently
    viewing


    Process Valve Qualification Procedure, Fifth Edition

    • Historical Version
  3. API RP 591


    Process Valve Qualification Procedure, Fourth Edition

    • Historical Version
  4. API RP 591


    API Recommended Practice 591, Process Valve Qualification Procedure, Third Edition

    • Historical Version
  5. API 591


    User Acceptance of Refinery Valves

    • Historical Version