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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.
Drilling and Well Servicing Equipment
Standard published on 1.10.2017
Selected format:Procedures for Inspection, Maintenance, Repair, and Remanufacture of Drilling Equipment
Standard published on 1.8.2019
Selected format:Specification for Drill String Non-return Valves
Standard published on 1.7.2020
Selected format:Specification for Drill String Non-return Valves
Standard published on 1.7.2006
Selected format:Manual of Petroleum Measurement Standards Chapter 8.1 - Standard Practice for Manual Sampling of Petroleum and Petroleum Products
Standard published on 1.10.2013
Selected format:Standard Practice for Manual Sampling of Petroleum and Petroleum Products
Standard published on 1.9.2019
Selected format:Manual of Petroleum Measurement Standards Chapter 8.1 Standard Practice for Manual Sampling of Petroleum and Petroleum Products
Standard published on 1.9.2022
Selected format:MANUAL OF PETROLEUM MEASUREMENT STANDARDS CHAPTER 8.1 - STANDARD PRACTICE FOR MANUAL SAMPLING OF PETROLEUM AND PETROLEUM PRODUCTS
Standard published on 1.10.2013
Selected format:Manual of Petroleum Measurement Standards Chapter 8.2 Standard Practice for Automatic Sampling of Petroleum and Petroleum Products
Standard published on 1.11.2016
Selected format:Manual of Petroleum Measurement Standards Chapter 8.2 Standard Practice for Automatic Sampling of Petroleum and Petroleum Products
Standard published on 1.9.2022
Selected format:Latest update: 2025-07-07 (Number of items: 2 207 474)
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