
API STD 526
API STD 526, 8th Edition: Flanged Steel Pressure-relief Valves
CDN $432.00
Flanged Steel Pressure-relief Valves
Description
“This standard is 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:
-orifice designation and area;
-valve size and pressure rating, inlet and outlet;
-materials;
-pressure-temperature limits;
-center-to-face dimensions, inlet and outlet.
Nameplate nomenclature and requirements for stamping are detailed in Annex A.”
Edition
8
Published Date
2023-08-14
Status
Current
Pages
160
Format 
Secure PDF
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Abstract
"This standard is 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:
-orifice designation and area;
-valve size and pressure rating, inlet and outlet;
-materials;
-pressure-temperature limits;
-center-to-face dimensions, inlet and outlet.
Nameplate nomenclature and requirements for stamping are detailed in Annex A."
Previous Editions
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