Axial and Centrifugal Compressors and Expander-compressors, Ninth Editionstandard by American Petroleum Institute, 04/01/2022

API Manual of Petroleum Measurement Standards Chapter 5 - Metering, Section 6 - Measurement of Liquid Hydrocarbons by Coriolis Meters, Second EditionHandbook

Fabrication Considerations for Vanadium-Modified Cr-Mo Steel Heavy Wall Pressure Vessels, Second Editionstandard by American Petroleum Institute, 01/01/2022

Specification for Establishing Evaporative Loss Factors for Floating-roof Tank DevicesHandbook / Manual / Guide by American Petroleum Institute, 04/01/2022

Addendum 1 (2022) to Coiled Tubing Well Control Equipment Systems, Second Edition, Includes Amendment by American Petroleum Institute, 02/01/2022

Errata 1 (2021) to Specification for Subsea Wellhead and Tree Equipment, Third EditionAmendment by American Petroleum Institute, 12/01/2021

Datasheets for API Standard 617, Axial and Centrifugal Compressors and Expander-compressors, Ninth EditionData Sheet by American Petroleum Institute, 04/01/2022

Centrifugal Pumps for General Refinery Service, Fifth Editionstandard by American Petroleum Institute, 03/01/1971

Guide for Pressure-Relieving and Depressuring Systemsstandard by American Petroleum Institute, 09/01/1982

Oilfield Hammer Unions, First Edition, Includes Errata 1 (2022)standard by American Petroleum Institute, 03/01/2022

Manual of Petroleum Measurement Standards Chapter 17.1, Guidelines for Marine Inspection, Seventh EditionHandbook / Manual / Guide by American Petroleum Institute, 02/01/2022

Lubrication, Shaft-sealing and Oil-control Systems and Auxiliaries, Sixth Edition standard by American Petroleum Institute, 02/01/2022