API RP 4G Recommended Practice for Operation, Inspection, Maintenance, and Repair of Drilling and Well Servicing Structures, Fifth Edition, Includes Addendum 1 (2020) and Addendum 2 (2020) standard by American Petroleum Institute, 02/01/2019
API RP 538 Datasheets Datasheets for RP 538, Recommended Practice for Industrial Fired Boilers for General Refinery and Petrochemical Service, First Edition standard by American Petroleum Institute, 03/01/2019
API RP 1160 Managing System Integrity for Hazardous Liquid Pipelines, Third Edition standard by American Petroleum Institute, 02/01/2019
API Spec 16F Errata 1 Errata to Specification for Marine Drilling Riser Equipment, Second Edition Amendment by American Petroleum Institute, 02/01/2019
API RP 934-C Materials and Fabrication of 1 1/4Cr-1/2 Mo Steel Heavy Wall Pressure Vessels for High-pressure Hydrogen Service Operating at or Below 825 Degrees F (440 Degrees C), Second Edition standard by American Petroleum Institute, 02/01/2019
API Spec 19G1 Side-pocket Mandrels, Second Edition, Includes Errata 1 (2019) and Errata 2 (2019) standard by American Petroleum Institute, 02/01/2019
API RP 54 Occupational Safety and Health for Oil and Gas Well Drilling and Servicing Operations, Fourth Edition standard by American Petroleum Institute, 02/01/2019
API MPMS Chapter 12.1.1 EI HM1 Part 1: Calculation of Static Petroleum Quantities - Upright Cylindrical Tanks and Marine Vessels, Fourth Edition Handbook / Manual / Guide by American Petroleum Institute, 02/01/2019
API Spec 7-1 (R2015) Addendum 4 Addendum to Specification for Rotary Drill Stem Elements, First Edition -- Identical to ISO 10424-1:2004 Amendment by American Petroleum Institute, 02/01/2019
API RP 1161 Recommended Practice for Pipeline Operator Qualification, Fourth Edition standard by American Petroleum Institute, 02/01/2019
API Std 6X Design Calculations for Pressure-containing Equipment, Second Edition standard by American Petroleum Institute, 02/01/2019
API Std 6ACRA Addendum 3 Addendum to Age-hardened Nickel-based Alloys for Oil and Gas Drilling and Production Equipment, First Edition, Includes Addendum 1 (2017), Addendum 2 (2018), Addendum 3 (2019), Errata 1 (2015), Errata 2 (2018) Amendment by American Petroleum Institute, 02/01/2019