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.
Materials and Fabrication of 2-1/4Cr-1Mo, 2 1/4Cr-1Mo-1/4V, 3Cr-1Mo, and 3Cr-1Mo-1/4V Steel Heavy Wall Pressure Vessels for High-temperature, High Pressure Hydrogen Service, Fourth Edition1)
Standard published on 1.1.2025
Selected format:Fabrication Considerations for Vanadium-Modified Cr-Mo Steel Heavy Wall Pressure Vessels, Second Edition
Standard published on 1.1.2022
Selected format:Materials and Fabrication of 1 1/4Cr-1/2 Mo Steel Heavy Wall Pressure Vessels for High-pressure Hydrogen Service Operating at or Below 825 Degrees F (440 Degrees C), Third Edition
Standard published on 1.3.2026
Selected format:Technical Report on the Materials and Fabrication Issues of the 11/4CR-1/2Mo and 1Cr-1/2Mo Steel Pressure Vessels
Standard published on 1.9.2010
Selected format:Materials and Fabrication of 11Cr-1Mo Steel Pressure Vessels for Service Above 825 °F (440 °C), Third Edition
Standard published on 1.9.2026
Selected format:Impact of Hydrogen Embrittlement on Minimum Pressurization Temperature for Thick-wall Cr-Mo Steel Reactors in High-pressure H2 Services - Initial Technical Basis for RP 934-F, First Edition
Standard published on 1.9.2017
Selected format:Literature Review of Fracture Mechanics-based Experimental Data for Internal Hydrogen-assisted Cracking of Vanadium-modified 21/4Cr-Mo Steel, First Edition
Standard published on 1.8.2017
Selected format:Subcritical Cracking of Modern 2 1/4 Cr-1Mo 1/4 V Steel Due to Dissolved Internal Hydrogen and H2 Environment, Research Report, First Edition
Standard published on 1.12.2017
Selected format:The Effects of Hydrogen for Establishing a Minimum Pressurization Temperature (MPT) for Heavy Wall Steel Reactor Vessels, First Edition
Standard published on 1.11.2018
Selected format:Design and Fabrication of Coke Drums and Peripheral Components in Delayed Coking Units, Second Edition
Standard published on 1.7.2026
Selected format:Latest update: 2026-10-02 (Number of items: 2 304 304)
© Copyright 2026 NORMSERVIS s.r.o.