Half Price Standard Code

Fired Heaters for General Refinery Services
standard by American Petroleum Institute, 09/01/1995

Contractor Safety Performance Process, Second Edition
standard by American Petroleum Institute, 03/01/2005

Evaluation and Testing of Mechanical Cement Wiper Plugs, First Edition
standard by American Petroleum Institute, 07/01/2015

Errata 2 to Welded Tanks for Oil Storage, Twelfth Edition
Amendment by American Petroleum Institute,

A Preliminary Study of the Effect of Toluene on Pregnancy of the Rat (Inhalation Exposure)
standard by American Petroleum Institute, 06/01/1993

Sealless Centrifugal Pumps for Petroleum, Heavy Duty Chemical, and Gas Industry Services, Includes Errata (2007)
standard by American Petroleum Institute, 10/01/2000

Errata 1 to Welding of Pipelines and Related Facilities, 21st Edition
Amendment by American Petroleum Institute, 04/01/2014

Datasheets for API Std 670
Data Sheet by American Petroleum Institute,

Errata to API Std 674 Positive Displacement Pumps – Reciprocating
Amendment by American Petroleum Institute, 05/01/2014

Machinery Protection Systems, Fifth Edition
standard by American Petroleum Institute, 11/01/2014