API Spec 4F Addendum 2:2019 Addendum to Drilling and Well Servicing Structures, Fourth Edition
API TR 2580 Datasheets:2019 Data Files for API MPMS Chapter 11.3.3 and API MPMS Chapter 11.3.4, First Edition
API TR 654:2019 Aboveground Storage Tank Caulking or Sealing the Bottom Edge Projection to the Foundation, First Edition
API RP 755:2019 Fatigue Risk Management Systems for Personnel in the Refining and Petrochemical Industries, Second Edition
API RP 17N ADDENDUM 1:2019 Addendum 1 to Subsea Production System Reliability, Technical Risk, and Integrity Management, Second Edition
API SPEC 11AX ADDENDUM 1:2019 Addendum to Specification for Subsurface Sucker Rod Pump Assemblies, Components, and Fittings, Thirteenth Edition
API STD 17F Errata 2 :2019 Errata to Specification for Subsea Production Control Systems, Fourth Edition
API RP 13B-1 2019 Recommended Practice for Field Testing Water-based Drilling Fluids
API RP 591:2019 Process Valve Qualification Procedure, Sixth Edition
API SPEC 6DSS Addendum 1:2019 Addendum to Specification for Subsea Pipeline Valves, Third Edition
API SPEC 6A ERRATA 1:2019 Errata to Specification for Wellhead and Tree Equipment, Twenty-First Edition
API RP 581 Addendum 1:2019 Addendum to Risk-Based Inspection Methodology, Third Edition