API SC5 develops and maintains approximately 40 standards on:

• casing, tubing, and drill pipe,
• pipe threads,
• coiled line pipe,
• coiled tubing,
• line pipe,
• CRA lined or lined steel pipe, and
• drill stem elements.

Click the link on each topic to get a list of the standards and the consensus body in charge of the standard. You can get further details and scopes of the Series 5 and Series 7 standards in the Exploration and production section of the API Publications catalog.