API TR 18TR1 Guidance on Changes to API Q1 (Ninth Edition), First Edition standard by American Petroleum Institute, 06/01/2015
API Std 7CW Casing Wear Tests, First Edition standard by American Petroleum Institute, 06/01/2015
API Spec 11AX Specification for Subsurface Sucker Rod Pump Assemblies, Components, and Fittings, Thirteenth Edition standard by American Petroleum Institute, 05/01/2015
API RP 17S Recommended Practice for the Design, Testing, and Operation of Subsea Multiphase Flow Meters, First Edition standard by American Petroleum Institute, 06/01/2015
API Spec 13A Errata Errata 1 & 2 for Specification for Drilling Fluid Materials, Eighteenth Edition standard by American Petroleum Institute, 05/01/2015
API MPMS Chapter 12.1.1 Errata Errata to EI HM1 Part 1: - Calculation of Static Petroleum Quantities - Upright Cylindrical Tanks and Marine Vessels, Third Edition Amendment by American Petroleum Institute, 05/01/2015
API Std 602 Gate, Globe, and Check Valves for Sizes DN 100 (NPS 4) and Smaller for the Petroleum and Natural Gas Industries, Tenth Edition, Includes Errata (September 2016) standard by American Petroleum Institute, 05/01/2015
API MPMS Chapter 5.4 Errata Errata to Metering: Accessory Equipment for Liquid Meters Amendment by American Petroleum Institute, 05/01/2015
API Std 674 Errata 2 Errata 2 to API Std 674 Positive Displacement Pumps - Reciprocating, Third Edition Amendment by American Petroleum Institute, 04/01/2015
API Std 530 Calculation of Heater-tube Thickness in Petroleum Refineries, Seventh Edition standard by American Petroleum Institute, 04/01/2015
API RP 19G9 Design, Operation, and Troubleshooting of Dual Gas-lift Wells, Second Edition standard by American Petroleum Institute, 04/01/2015
API Std 675 Errata 2 Errata to API Standard Positive Displacement Pumps-Controlled Volume for Petroleum, Chemical, and Gas Industry Services, 3rd Edition Amendment by American Petroleum Institute, 04/01/2015