API Spec 15LR Errata 2 Errata to Specification for Low Pressure Fiberglass Line Pipe, Seventh Edition Amendment by American Petroleum Institute, 04/01/2021
API TR 655 Vapor Corrosion Inhibitors for Storage Tanks, First Edition standard by American Petroleum Institute, 04/01/2021
API Std 2350 Overfill Prevention for Storage Tanks in Petroleum Facilities, Fifth Edition, Includes Errata 1 (2021) Amendment by American Petroleum Institute, 04/01/2021
API Std 609 Butterfly Valves: Double-flanged, Lug- and Wafer-type, and Butt-welding Ends, Ninth Edition standard by American Petroleum Institute, 04/01/2021
API Spec 11D1 Packers and Bridge Plugs, Fourth Edition standard by American Petroleum Institute, 03/01/2021
API Std 6DSSX Operator and Mounting Kits for Subsea Pipeline Valves, First Edition, Includes Errata 1 (2021) standard by American Petroleum Institute, 03/01/2021
API RP 17W Recommended Practice for Subsea Capping Stacks,Second Edition standard by American Petroleum Institute, 03/01/2021
API RP 583 Corrosion Under Insulation and Fireproofing, Second Edition standard by American Petroleum Institute, 03/01/2021
API Spec 16C Choke and Kill Equipment, Third Edition standard by American Petroleum Institute, 03/01/2021
API TR 981 Thermal Expansion Under Load and Creep of Refractories - An Evaluation and Comparison of Testing Methods, First Edition standard by American Petroleum Institute, 03/01/2021
API MPMS Chapter 17.10 Part 2 Errata 1 Errata to Marine Measurement - Measurement of Refrigerated and/or Pressurized Cargoes on Board Marine Gas Carriers, Liquefied Petroleum and Chemical Gases, Second Edition Amendment by American Petroleum Institute, 03/01/2021
API RP 5L3 Errata 1 Errata to Recommended Practice for Conducting Drop-Weight Tear Tests on Line Pipe, Fourth Edition Amendment by American Petroleum Institute, 03/01/2021