Recommended Practice for Installation, Maintenance and Repair of Surface Safety Valves and Underwater Safety Valves Offshore, Fifth Edition
standard by American Petroleum Institute, 08/01/2007

Datasheets for API Std 685
Data Sheet by American Petroleum Institute, 02/01/2011

Calculation of Heater-tube Thickness in Petroleum Refineries, Sixth Edition (ISO 13704:2007, Identical), Includes Errata (2009)
standard by American Petroleum Institute, 09/01/2008

Specification for Fabricated Structural Steel Pipe
standard by American Petroleum Institute, 05/01/1996

Carbon Steel, Alloy Steel, Stainless Steel, and Nickel Base Alloy Castings for Use in the Petroleum and Natural Gas Industry, First Edition, Includes Addendum 1 (2013), Addendum 2 (2015), Errata 1, August 2015
standard by American Petroleum Institute, 03/01/2012

Design, Installation, and Maintenance of Electrical Systems for Fixed and Floating Offshore Petroleum Facilities for Unclassified and Class 1, Division 1 and Division 2 Locations, Fifth Edition
standard by American Petroleum Institute, 07/01/2008

Corrosion Resistant Bolting for Use in the Petroleum and Natural Gas Industries, Second Edition
standard by American Petroleum Institute, 05/01/2018

Preproduction Qualification for Steel Plates for Offshore Structures, Fourth Edition
standard by American Petroleum Institute, 09/01/2005

Impacts of Market-Based Greenhouse Gas Emission Reduction Policies on U.S. Manufacturing Competitiveness
standard by American Petroleum Institute, 07/01/1998

Addendum 2 to Specification for Wellhead and Christmas Tree Equipment, Twentieth Edition (ISO 10423:2009 Modification)
Amendment by American Petroleum Institute, 11/01/2012

Errata to Specification for Corrosion Resistant Alloy Seamless Tubes for Use as Casing, Tubing and Coupling Stock, First Edition, Includes Errata (August, 2011)
Amendment by American Petroleum Institute, 08/02/2011

Process Measurement, Second Edition
standard by American Petroleum Institute, 02/01/2016