Steel Deterioration in Hydrogen: A Report on Corrosion Research, Seventh Edition
standard by American Petroleum Institute, 11/16/1967

Reconditioning of Metallic Gate, Globe, and Check Valves, Fourth Edition
standard by American Petroleum Institute, 10/01/2018

Collecting and Handling of Natural Gas Samples for Custody Transfer
Handbook / Manual / Guide by American Petroleum Institute, 08/01/1993

Technical Bulletin on Oxygen Releasing Materials for In Situ Groundwater Remediation
standard by American Petroleum Institute, 07/01/1998

Odor Threshold Studies Performed with Gasoline and Gasoline Combined with MTBE, ETBE and TAME
standard by American Petroleum Institute, 01/01/1994

Management of Process Hazards (with errata February 1990)
standard by American Petroleum Institute, 01/01/1990

Recommended Practice for Design, Installation, Repair and Operation of Subsurface Safety Valve Systems
standard by American Petroleum Institute, 07/01/1994

Marine Measurement: Method for Quantification of Small Volumes on Marine Vessels (OBQ/ROB)
Handbook / Manual / Guide by American Petroleum Institute, 10/01/1994

Evaporative Loss Measurement: Documentation File for API Manual of Petroleum Measurement Standards Chapter 19.5 – Atmospheric Hydrocarbon Emissions from Marine Vessel Transfer Operations, First Edition
Handbook / Manual / Guide by American Petroleum Institute, 09/01/2009

API Recommended Practice 13D, Recommended Practice on the Rheology and Hydraulics of Oil-well Drilling Fluids, Fourth Edition
standard by American Petroleum Institute, 05/01/2003