Positive Displacement Pumps-Rotary, Third Edition
standard by American Petroleum Institute, 11/01/2009

Errata 3 to Welding of Pipelines and Related Facilities, 21st Edition, Includes Errata 1 (2013), Errata 2 (2014), Errata 3 (2014), and Addendum 1 (2014)
Amendment by American Petroleum Institute, 07/01/2014

Addendum to Calculation of Heater-tube Thickness in Petroleum Refineries, Seventh Edition
Amendment by American Petroleum Institute, 07/01/2019

Addendum 2 for Quality Management System Requirements for Manufacturing Organizations for the Petroleum and Natural Gas Industry, Ninth Edition
Amendment by American Petroleum Institute, 06/01/2018

Axial and Centrifugal Compressors and Expander-compressors, Eighth Edition, Includes Errata 1 (2016)
standard by American Petroleum Institute, 09/01/2014

General-Purpose Gear Units for Petroleum, Chemical and Gas Industry Services, Third Edition
standard by American Petroleum Institute, 04/01/2006

Datasheets for API Std 663: Hairpin-type Heat Exchangers, First Edition
standard by American Petroleum Institute, 05/01/2014

Datasheets for Centrifugal Fans for Petroleum, Chemical and Gas Industry Services
Data Sheet by American Petroleum Institute,

API Technical Report 17TR4, Subsea Equipment Pressure Ratings, First Edition
standard by American Petroleum Institute, 01/01/2012

Specification for Drilling and Production Hoisting Equipment (PSL 1 and PSL 2), Fifth Edition, Includes Errata (May 2014)
standard by American Petroleum Institute, 03/01/2012

Bolted Bonnet Steel Gate Valves for Petroleum and Natural Gas Industries – Modified National Adoption of ISO 10434:1998
standard by American Petroleum Institute, 10/01/2001

Fatigue Risk Management Systems for Personnel in the Refining and Petrochemical Industries, First Edition
standard by American Petroleum Institute, 04/01/2010