Activity that discards an existing component, fitting, or portion of a piping circuit and replaces it with new or existing spare materials of the same or better qualities as the original piping components.

Source: API 570, Piping Inspection Code: In-service Inspection, Rating, Repair, and Alteration of Piping Systems, Fourth Edition, February 2016, with Addendum May 2017. Global Standards



  1. when used in relation to a petroleum exploration permit, petroleum retention lease or petroleum production licence—has the meaning given by subsection 11(1); or
  2. when used in relation to a greenhouse gas assessment permit or greenhouse gas holding lease—has the meaning given by subsection 11(2).

Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation


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