Specification for Line Pipe, Thirtieth Edition
standard by American Petroleum Institute, 03/01/1978

Butterfly Valves: Double Flanged, Lug- and Wafer-Type
standard by American Petroleum Institute, 05/01/2004

Drill Through Equipment-Rotating Control Devices, First Edition
standard by American Petroleum Institute, 02/01/2005

Specification 14L, ISO 16070: Lock Mandrels and Landing Nipples, First Edition
standard by American Petroleum Institute, 10/01/2001

Identifying and Measuring Nonuse Values for Natural and Environmental Resources
standard by American Petroleum Institute, 08/01/1995

Recommended Practice for Steel Pipeline Construction Quality Management Systems, First Edition
standard by American Petroleum Institute, 11/01/2017

Selecting Field Analytical Methods- A Decision-Tree Approach
standard by American Petroleum Institute, 08/01/1998

Centrifugal Pumps for General Refinery Service, Third Edition
standard by American Petroleum Institute, 01/01/1960

Metal Ball Valves-Flanged, Threaded and Welding Ends, Fourth Edition
standard by American Petroleum Institute, 12/01/2008

Recommended Practices for Exploration and Production Data Digital Interchange, Version 2.00
standard by American Petroleum Institute, 06/01/1996