ASME Section IX requirements relate to the qualification of welders, welding operators, brazers, and brazing operators and the procedures used in welding and brazing. They establish the basic criteria for welding and brazing observed in the preparation of welding and brazing requirements that affect procedure and performance.
Effective Edition, Addenda, and Code Cases
For safety-related items of an operating nuclear power plant, application of ASME Section IX will be in accordance with the requirements of ASME Section XI, Rules for Inservice Inspection of Nuclear Power Plant Components. For nonsafety-related items, the following guidelines apply:
● Editions are effective and may be used on or after the date of publication on the title page.
● Addenda are effective and may be used on or after the date of issue.
● Addenda and revisions become mandatory as minimum requirements six months after the date of issue, except for pressure vessels or boilers contracted for prior to the end of the six-month period.
● Code cases may be used beginning with the date of their approval by the ASME.