API Specification Q1, Specification for Quality Programs for the Petroleum, Petrochemical and Natural Gas Industry, Seventh Edition
Amendment by American Petroleum Institute,

Specifications for Pumping Units, Nineteenth Edition, Includes Errata 1 (2015) and Addendum 1 (2018)
standard by American Petroleum Institute, 11/01/2013

Recommended Practice on Thread Compounds for Casing, Tubing, Line Pipe, and Drill Stem Elements, Third Edition (ISO 13678:2009 Identical Adoption), Includes Errata (2011)
standard by American Petroleum Institute, 11/01/2009

Study of Used Motor Oil in Recyclying in Eleven Selected Countries
standard by American Petroleum Institute, 11/01/1997

Guidelines for Onshore Hydrocarbon Pipelines Affecting High Consequence Floodplains, First Edition
standard by American Petroleum Institute, 02/01/2005

A Survey of Diked-Area Liner Use at Aboveground Storage Tank Facilities
standard by American Petroleum Institute, 02/01/1998

Special Purpose Couplings for Petroleum, Chemical and Gas Industry Services, Fourth Edition
standard by American Petroleum Institute, 08/01/2007

Specification for Wellhead and Christmas Tree Equipment, 12th Edition
standard by American Petroleum Institute, 01/01/1979

Steels for Hydrogen Service at Elevated Temperatures and Pressures in Petroleum Refineries and Petrochemical Plants, Sixth Edition
standard by American Petroleum Institute, 02/01/2004

Shrinkage and Expansion in Oilwell Cements, First Edition
standard by American Petroleum Institute, 07/01/1997

Addendum to Seismic Design Procedures and Criteria for Offshore Structures, First Edition
Amendment by American Petroleum Institute, 01/01/2019

Spark Ignition Properties of Hand Tools
standard by American Petroleum Institute, 07/01/2004