This recommended practice 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 psig [103 kPag] or greater. The pressure relief devices covered in this recommended practice are intended to protect unfired pressure vessels and related equipment against overpressure from operating and fire contingencies.
API RP 520:2000 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 Std 2217A:2009
$70.00 $140.00
API Spec 2SC (R2020)
$63.00 $127.00
API Std 6A718:2009
$49.00 $99.00
API Publ 4775:2009
$60.00 $121.00














