Table of Contents

1 Scope
2 Normative References
3 Terms and Definitions
4 Responsibility
5 Conflicting Requirements
6 Orifice Areas and Designations
7 Design
8 Material
9 Inspection and Shop Tests
10 Identification and Preparation for Shipment
11 Pressure-temperature Tables
Annex A (normative) - Pressure-relief Valve Nameplate
        Nomenclature
Annex B (normative) - Pressure-temperature Rating Charts
Annex C (normative) - Bellows Pressure-temperature Requested
        Rating Factors
Annex D (informative) - Valve Selection Examples
Annex E (informative) - Valve Selection Example: Restricted Lift
Bibliography

Abstract

Acts as a purchase specification for flanged steel pressure-relief valves.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	American Petroleum Institute
Pages
ISBN
Supersedes	API 526 : 2009