Errata to Specification for Valves, Twenty-Fifth EditionAmendment by American Petroleum Institute, 12/01/2021

Addendum 2 to Testing Protocols - General Guidelines for Developing Testing Protocols for Devices Used in the Measurement of Hydrocarbon Fluids, Second

Guide for Pressure-Relieving and Depressuring Systemsstandard by American Petroleum Institute, 11/01/1990

Datasheets for API Std 681, Liquid Ring Vacuum Pumps and Compressors for Petroleum, Chemical, and Gas Industry Services, Second EditionData Sheet by

Positive Displacement Pumps-Rotary, Fourth Editionstandard by American Petroleum Institute, 02/01/2022

Plate-and-Frame Heat Exchangers, First Editionstandard by American Petroleum Institute, 03/01/2022

Centrifugal Pumps for General Refinery Service, Fourth Editionstandard by American Petroleum Institute, 07/01/1965

Hazardous Liquid Pipeline Facilities Integrity Management, First Editionstandard by American Petroleum Institute, 01/01/2022

Addendum 1 to Type Testing of Process Valve Packing for Fugitive Emissions, Third EditionAmendment by American Petroleum Institute, 03/01/2022

Manual of Petroleum Measurement Standards Chapter 4.9.1, Introduction to the Determination of the Volume of Displacement and Tank Provers, Second EditionHandbook /

Errata 1 (2021) to Remotely Operated Tools and Interfaces on Subsea Production Systems, Third EditionAmendment by American Petroleum Institute, 12/01/2021

Recommended Practice for Chemical Analysis of Barite, Fourth Editionstandard by American Petroleum Institute, 03/01/2022