Addendum 1 to Specification for Quality Programs for the Petroleum, Petrochemical and Natural Gas Industry, Eighth EditionAmendment by American Petroleum Institute, 06/01/2010

Metallic Material Limits for Wellhead Equipment Used in High Temperature for API 6A and 17D Applications, Second Editionstandard by American Petroleum Institute,

Design and Construction of Large, Welded, Low-Pressure Storage Tanks, Seventh Edition (Includes Revision 1, 1985)standard by American Petroleum Institute, 09/01/1982

Machinery Protection Systems, Fifth Editionstandard by American Petroleum Institute, 11/01/2014

Subsurface Completion Isolation (Barrier) Valves and Related Equipment, Second Edition, Includes Errata 1 (2019)standard by American Petroleum Institute, 05/01/2019

Check Valves: Flanged, Lug, Wafer and Butt-welding, 6th Editionstandard by American Petroleum Institute, 09/01/2004

Age-hardened Nickel-based Alloys for Oil and Gas Drilling and Production Equipment, First Edition, Includes Addendum 1 (2017), Addendum 2 (2018), Addendum 3

Specification for Line Pipestandard by American Petroleum Institute, 01/01/2000

Fired Heaters for General Refinery Service, Fifth Editionstandard by American Petroleum Institute, 02/01/2016

Closed Die Forgings for Use in the Petroleum and Natural Gas Industry, First Edition, Includes Addendum 1 (2014)standard by American Petroleum Institute,

Technical Report on Temperature Derating of API Flanges Under Combination of Loadingstandard by American Petroleum Institute, 11/01/1998

Specification for Wellhead and Christmas Tree Equipment, Fourteenth Editionstandard by American Petroleum Institute, 01/01/1983