Specification for High-Test Line Pipe, Twenty-first Edition
standard by American Petroleum Institute, 03/01/1977

Steels for Hydrogen Service at Elevated Temperatures and Pressures in Petroleum Refineries and Petrochemical Plants
standard by American Petroleum Institute, 01/01/1997

Specification for High-Test Line Pipe, Fifth Edition
standard by American Petroleum Institute, 11/01/1954

Pressure Testing of Steel Pipelines for the Transportation of Gas, Petroleum Gas, Hazardous Liquids, Highly Volatile Liquids, or Carbon Dioxide, Seventh Edition
standard by American Petroleum Institute, 12/01/2022

Progressing Cavity Pump Systems for Artificial Lift Surface-drive Systems, First Edition (ISO 15136-2:2006, Identical)
standard by American Petroleum Institute, 06/01/2008

Recommended Practice for Pipeline SCADA Displays, Second Edition
standard by American Petroleum Institute, 12/01/2022

Specification for High-Test Line Pipe, Thirteenth Edition, Includes Errata (1966)
standard by American Petroleum Institute, 03/01/1966

Rotary Drill Stem Elements
standard by American Petroleum Institute, 02/01/2023

Specification for Wellhead and Christmas Tree Equipment, 9th Edition
standard by American Petroleum Institute, 01/01/1972

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