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API (American Petroleum Institute) is a leader in the development of petroleum and petrochemical equipment and operating standards covering topics that range from drill bits to environmental protection. These embrace proven, sound engineering and operating practices and safe, interchangeable equipment and materials. Many have been incorporated into state and federal regulations and adopted by ISO for worldwide acceptance.
Special-purpose Gears for Petroleum, Chemical, and Gas Industry Services
Standard published on 1.7.2021
Selected format:Special-purpose Gears for Petroleum, Chemical, and Gas Industry Services
Standard published on 1.7.2021
Selected format:Lubrication, Shaft-sealing and Oil-control Systems and Auxiliaries
Standard published on 1.5.2008
Selected format:Lubrication, Shaft-sealing, and Oil-control Systems and Auxiliaries
Standard published on 1.2.2022
Selected format:Lubrication, Shaft-sealing, and Oil-control Systems and Auxiliaries
Standard published on 1.2.2022
Selected format:Valve Selection Guide
Standard published on 1.8.2022
Selected format:Gas Turbines for the Petroleum, Chemical, and Gas Industry Services
Standard published on 1.9.2022
Selected format:Gas Turbines for the Petroleum, Chemical, and Gas Industry Services
Standard published on 1.9.2022
Selected format:Axial and Centrifugal Compressors and Expander-compressors
Standard published on 1.8.2016
Selected format:Axial and Centrifugal Compressors and Expander-compressors
Standard published on 1.4.2022
Selected format:Latest update: 2025-08-15 (Number of items: 2 211 582)
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