API RP 8B Addendum 1
Addendum to Inspections, Maintenance, Repair and Remanufacture of Hoisting Equipment, Eighth Edition
Amendment by American Petroleum Institute, 03/01/2019
API Spec 20E Addendum 2
Addendum to Alloy and Carbon Steel Bolting for Use in the Petroleum and Natural Gas Industries, Second Edition
Amendment by American Petroleum Institute, 03/01/2019
API Spec 16F Errata 1
Errata to Specification for Marine Drilling Riser Equipment, Second Edition
Amendment by American Petroleum Institute, 02/01/2019
API 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 Spec 6A Errata 1
Errata to Specification for Wellhead and Tree Equipment, Twenty-First Edition
Amendment by American Petroleum Institute, 04/01/2019
API TR 17TR8 Addendum 1
Addendum to High-pressure High-temperature Design Guidelines, Second Edition
Amendment by American Petroleum Institute, 04/01/2019
API Spec 11AX Addendum 1
Addendum to Specification for Subsurface Sucker Rod Pump Assemblies, Components, and Fittings, Thirteenth Edition
Amendment by American Petroleum Institute, 05/01/2019
API Std 17F Errata 2
Errata to Specification for Subsea Production Control Systems, Fourth Edition
Amendment by American Petroleum Institute, 05/01/2019