API Spec 5DP (R2015) Specification for Drill Pipe, First Edition (Identical Adoption of ISO 11961:2008) standard by American Petroleum Institute, 08/01/2009
API RP 7G-2 (R2015) Recommended Practice for Inspection and Classification of Used Drill Stem Elements, First Edition (Identical Adoption of ISO 10407-2:2008), Includes Errata (2009) standard by American Petroleum Institute, 08/01/2009
API RP 1117 Errata 2 Errata 2 for Recommended Practice for Movement in In-service Pipelines, Third Edition Amendment by American Petroleum Institute, 08/01/2009
API Spec 11D1 Packers and Bridge Plugs, Second Edition (ISO 14310:2008, Identical) standard by American Petroleum Institute, 07/01/2009
API Std 608 Metal Ball Valves-Flanged, Threaded and Welding Ends, Fourth Edition standard by American Petroleum Institute, 12/01/2008
API Spec 6A Add 3 Addendum 3 to Specification for Wellhead and Christmas Tree Equipment Amendment by American Petroleum Institute, 12/01/2008
API Std 537 Datasheets Datasheets for API 537, Second Edition Data Sheet by American Petroleum Institute, 12/01/2008
API Std 537 Flare Details for General Refinery and Petrochemical Service, Second Edition (ISO 25457:2008, Identical) standard by American Petroleum Institute, 12/01/2008
API RP 591 Process Valve Qualification Procedure, Fourth Edition standard by American Petroleum Institute, 12/01/2008
API Spec 6A Add 4 Addendum 4 to Specification for Wellhead and Christmas Tree Equipment Amendment by American Petroleum Institute, 12/01/2008
API Std 1104 Errata 2 Errata 2 for Welding of Pipelines and Related Facilities - 20th Edition Amendment by American Petroleum Institute, 12/01/2008
API Spec 6A Add 2 Addendum 2 to Specification for Wellhead and Christmas Tree Equipment Amendment by American Petroleum Institute, 12/01/2008