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API RP 553
Refinery Valves and Accessories for Control and Safety Instrumented Systems, Third Edition
Translate name
STANDARD published on 1.5.2026
The information about the standard:
Designation standards: API RP 553
Publication date standards: 1.5.2026
SKU: NS-1274482
The number of pages: 142
Approximate weight : 457 g (1.01 lbs)
Country: American technical standard
Category: Technical standards API
Annotation of standard text API RP 553 :
Please note that any addenda or errata may not be included in translated editions of this standard.
This recommended practice addresses the requirements of automated valves in refinery and related services. Recommended criteria are provided for the sizing and selection, specification, material selection, flow characteristic evaluation, fugitive emissions, and application of control valve assemblies. Criteria considerations, such as flashing, cavitation, outgassing, noise, and others, are discussed.Recommendations for emergency block and vent valves, on/off valves intended for safety instrumented systems (SISs), and special design valves for refinery services, such as actuators on fluid catalytic cracking unit (FCCU) slide valves, and vapor depressurizing systems are also included in this recommended practice. See more
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