Piping Inspection Code: Inspection, Repair, Alteration, and Rerating of In-Service Piping Systems (includes addendas)
standard by American Petroleum Institute, 10/01/1998

Specification for Wire Rope and ISO 10425:2003, Steel Wire Ropes for the Petroleum and Natural Gas Industries-Minimum Requirements and Terms for Acceptance
standard by American Petroleum Institute, 02/01/2004

Specification for Marine Drilling Riser Equipment, Second Edition, Includes Errata 1 (2019) and Addendum (2021)
standard by American Petroleum Institute, 11/01/2017

Specification for Drilling and Production Hoisting Equipment (PSL 1 and PSL 2), Fourth Edition / ISO 13535:2000 (Modified), Petroleum and natural gas industries-Drilling and production equipment-Hoisting equipment
standard by American Petroleum Institute, 02/01/2003

API Recommended Practice 5A3, Recommended Practice on Thread Compounds for Casing, Tubing and Line Pipe, Second Edition / ISO 13678:2000 Petroleum and natural gas industries – Evaluation and testing of thread compounds for use with casing, tubing and line pipe
standard by American Petroleum Institute, 07/01/2003

Recommended Practice Standard Procedure for Field Testing Oil-Based Drilling Fluids
standard by American Petroleum Institute, 02/01/1998

Well Control Equipment Systems for Drilling Wells, Fifth Edition
standard by American Petroleum Institute, 12/01/2018

Recommended Practice 85, Use of Subsea Wet-gas Flowmeters in Allocation Measurement Systems
standard by American Petroleum Institute, 08/01/2003

Pressure Testing of Steel Pipelines for the Transportation of Gas, Petroleum Gas, Hazardous Liquids, Highly Volatile Liquids or Carbon Dioxide, Fifth Edition
standard by American Petroleum Institute, 06/01/2007

Summary of Produced Water Toxicity Identification Evaluation Research
standard by American Petroleum Institute, 06/01/1996