API RP 2221 Contractor and Owner Safety Program Implementation, Third Edition standard by American Petroleum Institute, 10/01/2011
API Std 2220 Contractor Safety Performance Process, Third Edition standard by American Petroleum Institute, 10/01/2011
API Std 650 Errata Errat to Welded Steel Tanks for Oil Storage, 11th Edition Amendment by American Petroleum Institute, 10/01/2011
API Std 622 Type Testing of Process Valve Packing for Fugitive Emissions, Second Edition standard by American Petroleum Institute, 10/01/2011
API Spec 11B Errata 2 Errata 2 to Specification for Sucker Rods, Polished Rods and Liners, Couplings, Sinker Bars, Polished Rod Clamps, Stuffing Boxes, and Pumping Tees Amendment by American Petroleum Institute, 02/01/2011
API Spec 6A Errata 1 Errata to Specification for Wellhead and Christmas Tree Equipment, Twentieth Edition (ISO 10423:2009 Modification) standard by American Petroleum Institute, 01/01/2011
API Std 616 Datasheets Datasheets for API Standard 616, Gas Turbines for the Petroleum, Chemical, and Gas Industry Services Data Sheet by American Petroleum Institute, 01/01/2011
API Std 616 Gas Turbines for the Petroleum, Chemical, and Gas Industry Services, Fifth Edition standard by American Petroleum Institute, 01/01/2011
API HF3 Practices for Mitigating Surface Impacts Associated with Hydraulic Fracturing, First Edition standard by American Petroleum Institute, 01/01/2011
API Std 674 (R2016) Positive Displacement Pumps - Reciprocating, Includes Errata (May 2014), Errata 2 (April 2015) standard by American Petroleum Institute, 12/01/2010
API Std 65-Part 2 (R2016) Isolating Potential Flow Zones During Well Construction, 2nd Edition standard by American Petroleum Institute, 12/01/2010
API Std 619 Rotary-Type Positive-Displacement Compressors for Petroleum, Petrochemical, and Natural Gas Industries, Fifth Edition standard by American Petroleum Institute, 12/01/2010