Compressibility Factors for Hydrocarbons: 350-637 Relative Density (60 deg. F/60 deg. F) and -50 deg. F to 140 deg. F Metering Temperature. Second Edition. Includes Errata.
Handbook / Manual / Guide by American Petroleum Institute, 10/01/1986

Pressure Vessel Inspection Code: In-Service Inspection, Rating, Repair, and Alteration, Tenth Edition, Includes Addendum 1 (May 2017), Addendum 2 (March 2018)
standard by American Petroleum Institute, May 2014

Metering Assemblies: Metering Systems for Aviation Fueling Facilities
Handbook / Manual / Guide by American Petroleum Institute, 06/01/1984

Downhole Chemical Injection Devices and Related Equipment, First Edition
standard by American Petroleum Institute, 06/01/2019

API MPMS Chapter 9-Density Determination, Section 1-Standard Test Method for Density, Relative Density (Specific Gravity), or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method, Second Edition
Handbook / Manual / Guide by American Petroleum Institute, 12/01/2002

Design, Installation, Repair and Operation of Subsurface Safety Valve Systems, Fifth Edition, Includes Errata (2010)
standard by American Petroleum Institute, 07/01/2005

2003 Survey on Petroleum Industry Occupational Injuries, Illnesses, and Fatalities Summary Report: Aggregate Data Only
Report / Survey by American Petroleum Institute, 05/01/2004

Heat Recovery Systems, First Edition
standard by American Petroleum Institute, 06/01/2022

Recommended Practice for Maintenance and Use of Drilling and Well Servicing Structures
standard by American Petroleum Institute, 10/01/1998

Cement Sheath Evaluation, Second Edition
standard by American Petroleum Institute, 09/01/2008