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API RP 591:2026

Current

Current

The latest, up-to-date edition.

Process Valve Evaluation Procedure

Available format(s)

PDF

Language(s)

English

Published date

12-02-2026

$240.72
Including GST where applicable
Summarise this standard

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

DocumentType
Standard
Pages
62
PublisherName
American Petroleum Institute
Status
Current
Supersedes

$240.72
Including GST where applicable