Addendum 1 to Welded Tanks for Oil Storage, Twelfth EditionAmendment by American Petroleum Institute, 09/01/2014

Errata 5 to Specification for Wellhead and Christmas Tree Equipment, Twentieth Edition (ISO 10423:2009 Modification)standard by American Petroleum Institute, 11/01/2013

Datasheets for API Standard 613, Special Purpose Gear Units for Petroleum, Chemical and Gas Industry ServicesData Sheet by American Petroleum Institute,

Materials, Fabrication, and Repair Considerations for Hydrogen Reformer Furnace Outlet Pigtails and Manifoldsstandard by American Petroleum Institute, 06/01/2014

An Inhalation Oncogenicity Study of Commercial Hexane in Rats and Mice; Part II-Mice; Final Abridged Reportstandard by American Petroleum Institute, 03/01/1995

Datasheets for API Standard 547, General-Purpose Form_Wound Squirrel Cage Induction Motors - 250 Horsepower and LargerData Sheet by American Petroleum Institute,

Isolating Potential Flow Zones During Well Construction, 2nd Editionstandard by American Petroleum Institute, 12/01/2010

Technical Report on Considerations Regarding Selection of Centralizers for Primary Cementing Operations, First Editionstandard by American Petroleum Institute, 05/01/2008

Datasheets for API 650, Welded Steel Tanks for Oil Storage, 11th EditionData Sheet by American Petroleum Institute, 10/01/2007

Addendum 2 to Tank Systems for Refrigerated Liquefied Gas Storage, First EditionAmendment by American Petroleum Institute, 11/01/2014

Use of Duplex Stainless Steels in the Oil Refining Industry, Second Editionstandard by American Petroleum Institute, 04/01/2011

Specification for Rotary Drill Stem Elements, Fortieth Edition, 2004 AddendumAmendment by American Petroleum Institute, 08/01/2004