Sec. 23.605 - Fabrication methods.
(a) The methods of fabrication used must
produce consistently sound structures. If a fabrication process (such as
gluing, spot welding, or heat-treating) requires close control to reach
this objective, the process must be performed under an approved process
(b) Each new aircraft fabrication method
must be substantiated by a test program.
[Doc. No. 4080, 29 FR 17955, Dec. 18, 1964; 30
FR 258, Jan. 9, 1965, as amended by Amdt. 23-23, 43 FR 50592, Oct. 10,