Supplement 2 - Recommended Practice, Standard Procedure for Laboratory Testing Drilling Fluids - Included with purchase of 13IAmendment by American Petroleum Institute,

Welding Pipe Lines and Related Facilities, 17th Editionstandard by American Petroleum Institute, 09/01/1988

Inspection of Pressure-relieving Devices, Fourth Editionstandard by American Petroleum Institute, 04/01/2017

Errata / Addendum to Welding of Pipelines and Related Facilities - 20th EditionAmendment by American Petroleum Institute, 07/01/2007

Butterfly Valves: Double-flanged, Lug- and Wafer-type, Eighth Edition, Includes Errata (April 2017)standard by American Petroleum Institute, 02/01/2016

Derivation of Metocean Design and Operating Conditions, Second Editionstandard by American Petroleum Institute, 11/01/2019

Specification for Drill Through Equipment, 2004 ErrataAmendment by American Petroleum Institute, 11/01/2004

Supplement 1 - Electric Motor Prime Mover for Beam Pumping Unit Servicestandard by American Petroleum Institute, 12/01/1996

Qualification of Nondestructive Examination Services for Equipment Used in the Petroleum and Natural Gas Industry, Second Editionstandard by American Petroleum Institute, 08/01/2019

Addendum to Calculating Performance Properties of Pipe Used as Casing or Tubing, Seventh EditionAmendment by American Petroleum Institute, 10/01/2019

Specification for Subsurface Sucker Rod Pumps and Fittings, Ninth Editionstandard by American Petroleum Institute, 06/01/1989

Supplement 1 to Specification for Subsurface Sucker Rod Pumps and Fittings, Seventh EditionAmendment by American Petroleum Institute, 03/01/1981