Recommended Practice on Thread Compounds for Casing, Tubing, and Line Pipe
standard by American Petroleum Institute, 06/01/1996

Standard Practice for Sampling and Handling of Fuels for Volatility Measurement, Third Edition
Handbook / Manual / Guide by American Petroleum Institute, 03/01/2014

Hairpin-type Heat Exchangers, First Edition
standard by American Petroleum Institute, 05/01/2014

Fire Test for End Connections, Includes Supplement / Errata 1 and 2 (2008)
standard by American Petroleum Institute, 05/01/1998

Manual of Petroleum Measurement Standards – Chapter 1: Vocabulary
Handbook / Manual / Guide by American Petroleum Institute, 07/01/1994

Inspection Tools – NO LONGER AVAILABLE
standard by American Petroleum Institute, 01/01/1983

Lubrication, Shaft-sealing and Oil-control Systems and Auxiliaries, Fifth Edition (ISO 10438:2008, Modified), Includes Errata (2008)
standard by American Petroleum Institute, 04/01/2008

Recommended Practices for Testing Sand Used in Gravel Packing Operations
standard by American Petroleum Institute, 12/01/1995

Plunger Lift Lubricators and Related Equipment, First Edition
standard by American Petroleum Institute, 06/01/2019

Plate Heat Exchangers for General Refinery Services
standard by American Petroleum Institute, 12/01/1995