Specification for Subsea Production Control Systems – ISO 13628-6: 2000 Petroleum and natural gas industries – Design and operation of subsea production systems -Part 6: Subsea production control systems, First Edition
standard by American Petroleum Institute, 01/01/2003

Field Testing Water-based Drilling Fluids, Fifth Edition, Includes Errata 1 (2020) and Errata 2 (2021)
standard by American Petroleum Institute, 05/01/2019

Technical Report on Capabilities of API Integral Flanges under Combination of Loading-Phase II, Fourth Edition
standard by American Petroleum Institute, 10/01/2010

Specification for Line Pipe, Seventh Edition
standard by American Petroleum Institute, 04/01/1940

Recommended Practices for Testing Sand Used in Hydraulic Fracturing Operations
standard by American Petroleum Institute, 12/01/1995

EI HM1 Part 1: Calculation of Static Petroleum Quantities – Upright Cylindrical Tanks and Marine Vessels, Fourth Edition
Handbook / Manual / Guide by American Petroleum Institute, 02/01/2019

Reconditioning of Metallic Gate, Globe, and Check Valves, Third Edition
standard by American Petroleum Institute, 08/01/2010

Qualification of Spoolable Reinforced Plastic Line Pipe
standard by American Petroleum Institute, 03/01/2006

API Manual of Petroleum Measurement Standards 12.1.2, Calculation of Petroleum Quantities, First Edition
Handbook / Manual / Guide by American Petroleum Institute, 11/01/2001

Bulletin on Formulas and Calculations for Casing, Tubing, Drill Pipe, and Line Pipe Properties
standard by American Petroleum Institute, 10/01/1994