Understanding API ICP653 Reading 7-Worksheet-04 Part1

12.1.3 Repaired Weld Flaws
12.1.3.1 Cavities from gouging or grinding to remove weld defects shall be
either a magnetic particle or liquid penetrate tested.
12.1.3.2 Completed repair of butt welds shall be examined over their full
length by UT or radiographic methods.
12.1.4 Temporary and Permanent Attachments to Shell Plates
12.1.4.1 A ground area resulting from the removal of attachments requires a
visual test.
12.1.4.2 Completed welds on permanent attachments shall be examined by
MT or PT, groups IV-VI, excluding the shell to bottom weld.
12.1.5 Shell-to-Shell Plate Welds
New welds attaching shell plate to shell plate require visual and radiographic
examination. Additionally, plate greater than 1", the back-gouged surface of
root pass and final pass (each side) shall be examined over its full length by a
magnetic particle or liquid penetrate test.
12.1.5.2 New welds on new shell plate to new shell plate are to be examined
and radiographed to API 650.
Charlie Chong/ Fion Zhang