API Std 526 PDF

Please note that any addenda or errata may not be included in translated editions of this standard.

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 :	7th
File Size :	1 file , 1.5 MB
Note :	This product is unavailable in Ukraine, Russia, Cuba, Syria, Belarus, Iran, North Korea
Number of Pages :	54
Product Code(s) :	C52607, C52607, ?52607R, ?52607R, C52607, C52607, ?52607R, C52607, C52607
Published :	09/01/2017
Redline File Size :	2 files , 10 MB