Specification for High-Test Line Pipe, Fourteenth Edition, Includes Errata (1967)
standard by American Petroleum Institute, 03/01/1967

Specification for High-Test Line Pipe, Sixth Edition
standard by American Petroleum Institute, 02/01/1956

Flanged Steel Pressure Relief Valves
standard by American Petroleum Institute, 06/01/1995

Set of Six API Recommended Practices on Underground Petroleum Storage Tank Management
standard by American Petroleum Institute,

Laboratory tests and minimum performance levels for aviation fuel dirt defence filters
standard by American Petroleum Institute, 03/01/2007

Handbook on equipment used for the maintenance and delivery of clean aviation fuel
standard by American Petroleum Institute, 10/01/2007

Specification for High-Test Line Pipe, Seventeenth Edition, Includes Supplement 1 (1970)
standard by American Petroleum Institute, 04/01/1970

Identification Markings for Dedicated Aviation Fuel Manufacturing and Distribution Facilities, Airport Storage and Mobile Fuelling Equipment
standard by American Petroleum Institute, 08/01/2007

Specification for High-Test Line Pipe, Eleventh Edition, Includes Erratum (1963) and Supplement 1 (1964)
standard by American Petroleum Institute, 03/01/1963

Specification for High-Test Line Pipe, Eighteenth Edition, Includes Supplement 1 (1971)
standard by American Petroleum Institute, 04/01/1971