Corrosion-Resistant, Bolted Bonnet Gate Valves – Flanged and Butt-Welding Ends
standard by American Petroleum Institute, 04/01/2001

Fire Test for Quarter-turn Valves and Valves Equipped with Nonmetallic Seats, Seventh Edition
standard by American Petroleum Institute, 06/01/2016

Fire Test for Quarter-turn Valves and Valves Equipped with Nonmetallic Seats, 6th Edition
standard by American Petroleum Institute, 09/01/2010

Metal Ball Valves – Flanged and Butt-Welding Ends
standard by American Petroleum Institute, 08/01/2002

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

Metal Ball Valves-Flanged, Threaded and Welding Ends, Fifth Edition
standard by American Petroleum Institute, 11/01/2012

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

Butterfly Valves: Double-flanged, Lug- and Wafer-type, Seventh Edition
standard by American Petroleum Institute, 10/01/2009

Centrifugal Pumps for Petroleum, Petrochemical and Natural Gas Industries, Tenth Edition
standard by American Petroleum Institute, 10/01/2004

Centrifugal Pumps for Petroleum, Petrochemical and Natural Gas Industries, Eleventh Edition (ISO 13709:2009 Identical Adoption), Includes Errata (July 2011)
standard by American Petroleum Institute, 09/01/2010