Specification for Drill Pipe
standard by American Petroleum Institute, 08/01/1999

Specification for Unbonded Flexible Pipe
standard by American Petroleum Institute, 11/01/1999

Recommended Practice on Drilling Fluids Processing Systems Evaluation, Third Edition – Errata
Amendment by American Petroleum Institute, 04/01/2005

Datasheets for Positive Displacement Pumps – Controlled Volume, 3rd Edition
Data Sheet by American Petroleum Institute,

Specification for Rotating Control Devices
standard by American Petroleum Institute, 09/01/2015

Remotely Operated Tools and Interfaces on Subsea Production Systems, Third Edition
standard by American Petroleum Institute, 07/01/2019

Marine Drilling Riser Couplings
standard by American Petroleum Institute, 01/01/1997

Errata for Design, Materials, Fabrication, Operation, and Inspection Guidelines for Corrosion Control in Hydroprocessing Reactor Effluent Air Cooler (REAC) Systems, Second Edition
Amendment by American Petroleum Institute, 01/01/2014

Qualification of Polymeric Seal Manufacturers for Use in the Petroleum and Natural Gas Industries, First Edition
standard by American Petroleum Institute, 04/01/2018

Subsea Equipment Qualification-Standardized Process for Documentation, Second Edition
standard by American Petroleum Institute, 05/01/2018

Specification for Quality Programs for the Petroleum and Natural Gas Industry
standard by American Petroleum Institute, 03/01/1999

Data sheets for API Std 541
standard by American Petroleum Institute, 12/08/2014