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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.
Addendum 1 to Sucker Rods and Rod-related Products, Twenty-Eighth Edition
Adjunct of the standard published on 1.9.2025
Selected format:Recommended Practice for the Care and Handling of Sucker Rods, Ninth Edition
Standard published on 1.8.2008
Selected format:Packers and Bridge Plugs, Fourth Edition, Includes Addendum 1 (2022) and Errata 1 (2024)
Standard published on 1.3.2021
Selected format:Addendum 1 to Packers and Bridge Plugs, Fourth Edition
Adjunct of the standard published on 1.4.2022
Selected format:Errata 1 to Packers and Bridge Plugs, Fourth Edition
Adjunct of the standard published on 1.10.2024
Selected format:Progressing Cavity Pump Systems for Artificial Lift-Pumps, First Edition (ISO 15136-1:2009, Identical Adoption)
Standard published on 1.10.2010
Selected format:Pumping Units, Twentieth Edition
Standard published on 1.10.2022
Selected format:Recommended Practice for Guarding of Pumping Units, Fourth Edition
Standard published on 1.7.2022
Selected format:Recommended Practice for Installation, Maintenance, and Lubrication of Pumping Units, Fifth Edition
Standard published on 1.11.2013
Selected format:Design Calculations for Sucker Rod Pumping Systems (Conventional Units), Fifth Edition
Standard published on 1.6.2008
Selected format:Latest update: 2026-10-22 (Number of items: 2 207 753)
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