Gate, Globe, and Check Valves for Sizes DN 100 (NPS 4) and Smaller for the Petroleum and Natural Gas Industries, Eleventh Edition
standard by American Petroleum Institute, 05/01/2022

Specification for Coiled Tubing-U.S. Customary and SI Units, First Edition
standard by American Petroleum Institute, 04/01/2010

Metallic Gaskets for Piping – WITHDRAWN – Replaced by ASME B16.20-1993
standard by American Petroleum Institute, 03/01/1988

Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems
standard by American Petroleum Institute, 11/01/1993

Fate of Spilled Oil In Marine Waters- An Information Booklet for Decision-Makers
standard by American Petroleum Institute, 03/01/1999

Safe Operation of Hydrofluoric Acid Alkylation Units, Fifth Edition
standard by American Petroleum Institute, 08/01/2021

Specification for CRA Clad or Lined Steel Pipe
standard by American Petroleum Institute, 07/01/1998

Testing of Heavy Brines, Fifth Edition
standard by American Petroleum Institute, 10/01/2014

Calculation of Petroleum Quantities: Calculation of Petroleum Quantities Using Dynamic Measurement Methods and Volumetric Correction Factors – Part 3: Proving Reports – Includes November 6, 1998 errata
Handbook / Manual / Guide by American Petroleum Institute, 10/01/1998

Controlling Weld Hardness of Carbon Steel Refinery Equipment to Prevent Environmental Cracking – WITHDRAWN – NO S/S Document
standard by American Petroleum Institute, 11/01/1982