We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
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.
Errata to Technical Report on Pressure-relief System Calculations, First Edition
Adjunct of the standard published on 1.10.2023
Selected format:Flanged Steel Pressure-relief Valves, Eighth Edition
Standard published on 1.8.2023
Selected format:Seat Tightness of Pressure Relief Valves, Fifth Edition
Standard published on 1.7.2020
Selected format:Well Control Equipment Systems for Drilling Wells, Fifth Edition
Standard published on 1.12.2018
Selected format:Calculation of Heater-tube Thickness in Petroleum Refineries, Seventh Edition, Includes Addendum 1 (2019), Addendum 2 (2021), and Addendum 3 (2025)
Standard published on 1.4.2015
Selected format:Addendum to Calculation of Heater-tube Thickness in Petroleum Refineries, Seventh Edition
Adjunct of the standard published on 1.7.2019
Selected format:Addendum to Calculation of Heater-tube Thickness in Petroleum Refineries, Seventh Edition
Adjunct of the standard published on 1.12.2021
Selected format:Addendum to Calculation of Heater-tube Thickness in Petroleum Refineries, Seventh Edition
Adjunct of the standard published on 1.1.2025
Selected format:Measurement of Noise from Fired Process Heaters (Metric Only)
Standard published on 1.3.1980
Selected format:Heat Recovery Steam Generators for Combustion Turbine Exhaust Applications, Third Edition
Standard published on 1.5.2024
Selected format:Latest update: 2026-03-15 (Number of items: 2 266 660)
© Copyright 2026 NORMSERVIS s.r.o.