PubIDPubID

API

American Petroleum Institute

API represents all segments of America's oil and natural gas industry. API Standards cover everything from drilling and production to refining and distribution of petroleum products.

IndustrySyntax API identifiers follow: API [Type] [Number]. Types include Std (Standard), RP (Recommended Practice), Spec (Specification), TR (Technical Report), Bull (Bulletin), Publ (Publication), MPMS (Manual of Petroleum Measurement Standards). Website →
9
Doc Types
3
Components
0
Relations
0
Stages

Components 3

Structured elements that make up a API identifier:

Publisher
Enumeration

API

API
e.g.API
Type
Enumeration

Std, RP, Spec, TR, Bull, Publ, MPMS, COS

Std (Standard)RP (Recommended Practice)Spec (Specification)TR (Technical Report)Bul (Bulletin)Pub (Publication)G (Guide)
e.g.RP
Number
String

The document number

Type-specific numbering. May include letters.
e.g.500