Seat Tightness of Pressure Relief Valvesstandard by American Petroleum Institute, 07/01/1991

Tank Inspection, Repair, Alteration, and Reconstruction, Fourth EditionAmendment by American Petroleum Institute, 11/01/2013

Pipeline SCADA Security, Second Editionstandard by American Petroleum Institute, 06/01/2009

Fabrication Considerations for Vanadium-Modified Cr-Mo Steel Heavy Wall Pressure Vessels, First Editionstandard by American Petroleum Institute, 04/01/2011

Datasheets for API Std 546Data Sheet by American Petroleum Institute, 09/01/2008

Blowout Prevention Equipment Systems for Drilling Wells, Fourth Edition, Includes Addendum 1standard by American Petroleum Institute, 11/01/2012

Errata to Gate, Globe, and Check Valves for Sizes DN 100 (NPS 4) and Smaller for the Petroleum and Natural Gas Industries,

Errata 2 for Reciprocating Compressors for Petroleum, Chemical, and Gas Industry Services, Fifth EditionAmendment by American Petroleum Institute, 07/01/2010

Technical Report on the Materials and Fabrication Issues of the 11/4CR-1/2Mo and 1Cr-1/2Mo Steel Pressure Vesselsstandard by American Petroleum Institute, 09/01/2010

Errata to Welded Tanks for Oil Storage, Twelfth EditionAmendment by American Petroleum Institute, 07/01/2013

Cement Sheath Evaluation, Second Editionstandard by American Petroleum Institute, 09/01/2008

Technical Report on Capabilities of API Integral Flanges under Combination of Loading-Phase II, Third Editionstandard by American Petroleum Institute, 09/01/2008