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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.
Oil Field Chain and Sprockets
Standard published on 1.11.2010
Selected format:Drill Stem Performance Properties
Standard published on 1.2.2024
Selected format:Recommended Practice for Inspection and Classification of Used Drill Stem Elements
Standard published on 1.8.2009
Selected format:Inspection and Classification of Used Drill Stem Elements
Standard published on 1.10.2020
Selected format:RECOMMENDED PRACTICE FOR DRILL STEM DESIGN AND OPERATING LIMITS
Standard published on 1.9.2009
Selected format:Recommended Practice for Drill Stem Design and Operating Limits
Standard published on 1.5.2015
Selected format:Safe Use of 2-inch Hammer Unions for Oilfield Applications
Standard published on 1.2.2020
Selected format:Oilfield Hammer Unions
Standard published on 1.3.2022
Selected format:DRILLING AND WELL SERVICING EQUIPMENT *** FOR MONOGRAM LICENSEES ONLY ***
Standard published on 1.8.2010
Selected format:Drilling and Well Servicing Equipment
Standard published on 1.10.2017
Selected format:Latest update: 2025-07-07 (Number of items: 2 207 474)
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