API 526 REDLINE : 2009
Withdrawn
FLANGED STEEL PRESSURE-RELIEF VALVES
01-01-2009
02-05-2024
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 - Pressure-relief Valve Nameplate
Nomenclature
Annex B - Pressure-temperature Rating Charts
Annex C - Bellows Pressure-temperature
Requested Rating Factors
Annex D - Valve Selection Examples
Bibliography
Provides a purchase specification for flanged steel pressure-relief valves. Basic requirements are given for direct spring-loaded pressure- relief valves and pilot-operated pressure-relief valves as follows: a) orifice designation and area; b) valve size and pressure rating, inlet and outlet; c) materials; d) pressure-temperature limits; and e) center-to-face dimensions, inlets and outlet.
| DocumentType |
Redline
|
| PublisherName |
American Petroleum Institute
|
| Status |
Withdrawn
|
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