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

Welding Pipe Lines and Related Facilities, 17th Edition
standard by American Petroleum Institute, 09/01/1988

Lubricant Service Designations for Automotive Manual Transmissions, Manual Transaxles and Axles
standard by American Petroleum Institute, 07/01/1995

The Cost Effectiveness of VOC and Nox Emission Control Measures
standard by American Petroleum Institute, 09/01/1994

Definition of Onshore Gas Gathering Lines, Second Edition
standard by American Petroleum Institute, 03/01/2020

Report of Eastern/Western Hemisphere Production of Line Pipe
standard by American Petroleum Institute, 08/01/2004

Butterfly Valves: Lug- and Wafer-Type
standard by American Petroleum Institute, 05/01/1997

Recommended Practice for Care and Use of Subsurface Pumps, Includes Errata (2013)
standard by American Petroleum Institute, 06/01/2000

Evaporative Loss from Floating Roof Tanks, Third Edition
Handbook / Manual / Guide by American Petroleum Institute, 10/01/2012

Guidelines for Use of the International System of Units (SI) in the Petroleum and Allied Industries, Third Edition
Handbook / Manual / Guide by American Petroleum Institute, 12/11/2001