Skip to main content

API Monogram & APIQR: Latest Updates

Addenda, Errata & API Notifications

API provides courtesy Addenda and Errata documents for the API specifications that are part of the Monogram Program. You will also find copies here of notifications concerning program and specification updates.

Licensed and applicant organizations are required to maintain at least one copy of the most current edition of the English language version of the API Product Specification(s) under which it is licensed or seeking licensure. To purchase, visit the API Publications Store.

API Monogram & APIQR Program - General Updates

API Notifications

API 2W -Steel Plates Produced by Thermo-Mechanically Controlled Processing for Offshore Structures

API 5LD - CRA Clad or Lined Steel Pipe

API 7F - Oil Field Chain and Sprockets

API 10D - Specification for Bow-string Casing Centralizers

Addenda & Errata

API Notifications

API 11B - Sucker Rods, Polished Rods and Liners, Couplings, Sinker Bars…

API 12B - Bolted Tanks for Storage of Production Liquids

API 12D - Specification for Field-welded Tanks for Storage of Production Liquids

API 12F -Shop-welded Tanks for Storage of Production Liquids

API 12L Specification for Vertical and Horizontal Emulsion Treaters

API 12K Specification for Indirect Type Oilfield Heaters

API 12P - Fiberglass Reinforced Plastic Tanks

API 14L -Lock Mandrels and Landing Nipples

API 15LE - Specification for Polyethylene Line Pipe (PE)

Addenda & Errata

API Notifications

API 15LR - Specification for Low Pressure Fiberglass Line Pipe

API 16D - Control Systems for Drilling Well Control Equipment and Control Systems for Diverter Equipment

API 17K -Specification for Bonded Flexible Pipe

API 17L1 - Specification for Ancillary Equipment for Flexible Pipes and Subsea Umbilicals

API 547 - General Purpose Form-wound Squirrel Cage Induction Motors—185 kW (250 hp) through 2240 kW (3000 hp)

API 600 - Steel Gate Valves-Flanged and Butt-Welding Ends, Bolted Bonnets

API 602 - Gate, Globe, and Check Valves for Sizes DN 100 (NPS 4) and Smaller…

API 603 - Corrosion-Resistant, Bolted Bonnet Gate Valves-Flanged and…

API 608 -Metal Ball Valves-Flanged, Threaded, and Welding Ends

    Addenda & Errata

API Notifications

API 609 - Butterfly Valves: Double-flanged, Lug-and Wafer-type

Thank you for Subscribing Unable to Process Request x