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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.
Process Control Systems - Process Control System Design, Second Edition
Standard published on 1.8.2023
Selected format:Process Control Systems - Project Execution and Process Control System Ownership, Second Edition
Standard published on 1.1.2021
Selected format:Process Analyzers, Third Edition
Standard published on 1.6.2013
Selected format:Instrumentation, Control, and Protective Systems for Gas Fired Heaters, Second Edition
Standard published on 1.4.2011
Selected format:Guide to Advanced Control Systems, Second Edition
Standard published on 1.10.2013
Selected format:Fired Heaters for General Refinery Service, Sixth Edition
Standard published on 1.1.2026
Selected format:Reforming Furnaces for Hydrogen and Synthesis Gas Production in General Refinery and Petrochemical Services, First Edition
Standard published on 1.2.2026
Selected format:Thermal Reactors for Sulfur Recovery Units in General Refinery Services
Standard published on 1.6.2022
Selected format:Piping Inspection Code: In-service Inspection, Rating, Repair, and Alteration of Piping Systems, Fifth Edition, Includes Addendum 1 (2025)
Standard published on 1.2.2024
Selected format:Addendum 1 to Piping Inspection Code: In-service Inspection, Rating, Repair, and Alteration of Piping Systems, Fifth Edition
Adjunct of the standard published on 1.10.2025
Selected format:Latest update: 2026-03-15 (Number of items: 2 266 660)
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