Half Price Standard Code

Indirect-Type Oil Field Heaters
standard by American Petroleum Institute, 06/01/1989

Underbalanced Drilling Operations, First Edition
standard by American Petroleum Institute, 11/01/2008

Specification for Line Pipe, Forty-fourth Edition, Includes Errata and Addendums 1 (2009), 2 (2010), and 3 (2011)
standard by American Petroleum Institute, 10/01/2007

Technical Report on Temperature Derating of API Flanges Under Combination of Loading
standard by American Petroleum Institute, 11/01/1998

Tert-Amyl Methyl Ether (TAME)-Acute Toxicity to Daphnids (Daphnia magna) under Flow-through Conditions; TSCA Guideline 797.1300
standard by American Petroleum Institute, 02/01/1995

Addendum to Flow-control devices for side-pocket mandrels, First Edition (ISO 17078-2:2007 Modification)
Amendment by American Petroleum Institute, 01/01/2019

Errata 2 to Design and Operation of Subsea Production Systems-Subsea Wellhead and Tree Equipment, Second Edition; ISO 13628-4 (Identical), Design and operation of subsea production systems-Part 4: Subsea wellhead and tree equipment
Amendment by American Petroleum Institute, 01/01/2012

Technical Report on Capabilities of API Flanges Under Combinations of Load, Third Edition, Includes Errata (March 2017)
standard by American Petroleum Institute, 09/01/2008

Security Guidelines for the Petroleum Industry, Third Edition
standard by American Petroleum Institute, 04/01/2005

Specification for Wellhead and Christmas Tree Equipment, 12th Edition
standard by American Petroleum Institute, 01/01/1979