API RP 621

Reconditioning of Metallic Gate, Globe, and Check Valves, Second Edition
standard by American Petroleum Institute, 12/01/2005

API RP 11V5

Operation, Maintenance, and Trouble-Shooting of Gas Lift Installations
standard by American Petroleum Institute, 06/01/1999

API STD 12A

Specification For Oil Storage Tanks with Riveted Shells, 7th Edition
standard by American Petroleum Institute, 03/01/1941

API RP 5L3

Recommended Practice for Conducting Drop-Weight Tear Tests on Line Pipe, Fourth Edition
standard by American Petroleum Institute, 08/01/2014

API Spec 7

Specification for Rotary Drill Stem Elements, Fortieth Edition
standard by American Petroleum Institute, 03/01/2002

API Std 650 Addendum 2

Addendum 2 to Welded Tanks for Oil Storage, Twelfth Edition
Amendment by American Petroleum Institute, 01/01/2016

API RP 9B

Application Care, and use of Wire Rope for Oil Field Service, Thirteenth Edition, Includes Errata 1, Errata 2
standard by American Petroleum Institute, 10/01/2011

API Spec 15S

Spoolable Reinforced Plastic Line Pipe, Second Edition, Includes Errata 1 (2016) and Addendum 1 (2019)
standard by American Petroleum Institute, 03/01/2016

API SPEC 19CI

Downhole Chemical Injection Devices and Related Equipment, First Edition
standard by American Petroleum Institute, 06/01/2019

API RP 13B-2

Recommended Practice for Field Testing of Oil-based Drilling Fluids, Fifth Edition, Includes Errata 1 (2014), Errata 2 (2018), and Addendum 1 (2019)
standard by American Petroleum Institute, 04/01/2014