API MPMS Chapter 3.1A Errata 1Errata to Standard Practice for the Manual Gauging of Petroleum and Petroleum Products, Third EditionAmendment by American Petroleum Institute, 01/01/2021
API Std 650 Errata 1Errata to Welded Tanks for Oil Storage, Thirteenth EditionAmendment by American Petroleum Institute, 01/01/2021
API Spec 15HR Errata 2Errata to High-pressure Fiberglass Line Pipe, Fourth EditionAmendment by American Petroleum Institute, 01/01/2021
API MPMS Chapter 2.2D Errata 1Errata to Calibration of Upright Cylindrical Tanks Using the Internal Electro-optical Distance Ranging Method, First EditionAmendment by American Petroleum Institute, 01/01/2021
API Spec 5CT Addendum 1Addendum to Casing and Tubing, Tenth EditionAmendment by American Petroleum Institute, 01/01/2021
API Spec 5B Addendum 3Addendum to Threading, Gauging, and Inspection of Casing, Tubing, and Line Pipe Threads, Sixteenth EditionAmendment by American Petroleum Institute, 01/01/2021
API Spec 12BSpecification for Bolted Tanks for Storage of Production Liquids, Seventeenth Editionstandard by American Petroleum Institute, 12/01/2020
API RP 13ILaboratory Testing of Drilling Fluids, Ninth Editionstandard by American Petroleum Institute, 12/01/2020
API RP 97LOnshore Well Construction Interface Document, First Editionstandard by American Petroleum Institute, 12/01/2020
API MPMS Chapter 11.2.5A Simplified Vapor Pressure Correlation for Commercial NGLs, Second EditionHandbook / Manual / Guide by American Petroleum Institute, 12/01/2020
API Std 612Petroleum, Petrochemical, and Natural Gas Industries - Steam Turbines - Special-purpose Applications, Eighth Editionstandard by American Petroleum Institute, 11/01/2020
API Spec 20F Errata 1Errata to Corrosion Resistant Bolting for Use in the Petroleum and Natural Gas Industries, Second EditionAmendment by American Petroleum Institute, 11/01/2020