API 510

This inspection code covers the in-service inspection, repair, alteration, and rerating activities for pressure vessels and the pressure-relieving devices protecting these vessels. This inspection code applies to all hydrocarbon and chemical process vessels that have been placed in service unless specifically excluded per 1.2.2; but it could also be applied to process vessels in other industries at owner/user discretion. This includes: a) vessels constructed in accordance with an applicable construction code [e.g. ASME Boiler and Pressure Vessel Code (ASME Code)]; b) vessels constructed without a construction code (noncode vessels)-a vessel not fabricated to a recognized construction code and meeting no known recognized standard; c) vessels constructed and approved as jurisdictional special based upon jurisdiction acceptance of particular design, fabrication, inspection, testing, and installation; d) nonstandard vessels-a vessel fabricated to a recognized construction code but ha