Applies to the sizing and selection of pressure relief devices used in refineries and related industries for equipment that has a maximum allowable working pressure of 15 pounds per square inch gauge or greater. The pressure relief devices covered are intended to protect unfired pressure vessels and related equipment against overpressure from operating and fire contingencies. Includes basic definitions and information about the operational characteristics and applications of various pressure relief devices.
API 520-1-1993 History
API Std 520, Part 1
$208.00 $416.00
API Std 520, Part 1:2014
$66.00 $133.00
API Std 520:2008
$70.00 $140.00
API RP 520:2000
$72.00 $144.00
API 520-1-1993
$72.00 $144.00
More Standards PDF
API RP 17N:2009
$99.00 $199.00
API Std 1164 (R2016)
$81.00 $163.00
API RP 16ST (R2014)
$81.00 $162.00
API Spec 5LD:2009
$70.00 $140.00