API Std 650 Welded Tanks for Oil Storage, Twelfth Edition, Includes Errata 1 (2013), Errata 2 (2014), and Addendum 1 (2014) and Addendum 2 (2016) standard by American Petroleum Institute, 03/01/2013
API TR 1PER15K-1 Protocol for Verification and Validation of High-pressure High-temperature Equipment standard by American Petroleum Institute, 03/01/2013
API Spec 17L1 Specification for Flexible Pipe Ancillary Equipment, First Edition, Includes Errata 1 (2015), Errata 2 (2015) standard by American Petroleum Institute, 03/01/2013
API RP 17L2 Recommended Practice for Flexible Pipe Ancillary Equipment, First Edition standard by American Petroleum Institute, 03/01/2013
API Spec 6A Addendum 3 Addendum 3 to Specification for Wellhead and Christmas Tree Equipment, Twentieth Edition (ISO 10423:2009 Modification) Amendment by American Petroleum Institute, 03/01/2013
API Spec 6AV1 Specification for Validation of Wellhead Surface Safety Valves and Underwater Safety Valves for Offshore Service, Second Edition standard by American Petroleum Institute, 02/01/2013
API MPMS Chapter 21.1 Flow Measurement Using Electronic Metering Systems - Section 1: Electronic Gas Measurement, Second Edition Handbook / Manual / Guide by American Petroleum Institute, 02/01/2013
API Std 603 Corrosion-resistant, Bolted Bonnet Gate Valves-Flanged and Butt-welding Ends, Eighth Edition standard by American Petroleum Institute, 02/01/2013
API RP 1110 Recommended Practice for the Pressure Testing of Steel Pipelines for the Transportation of Gas, Petroleum Gas, Hazardous Liquids, Highly Volatile Liquids, or Carbon Dioxide, Sixth Edition standard by American Petroleum Institute, 02/01/2013
API RP 1161 Addendum 1 Addendum 1 to Recommended Practice for Pipeline Operator Qualification, Second Edition Amendment by American Petroleum Institute, 01/01/2013
API MPMS Chapter 20.3 Measurement of Multiphase Flow Handbook / Manual / Guide by American Petroleum Institute, 01/01/2013
API MPMS Chapter 20.1 Addendum Addendum to Allocation Measurement of Oil and Natural Gas: Allocation Measurement Amendment by American Petroleum Institute, 01/01/2013