9: Non-destructive Examination

Some of the requirements listed in this article include:
a. Examination procedure information.
b. Use of a continuous method.
c. Use of one of five magnetization techniques.
d. Required calibration of equipment.
e. Two examinations perpendicular to each other.
f. Maximum surface temperature for examination.
g. Magnetization currents.
h. Evaluation of indications in terms of the acceptance standards of the
referencing code.
i. Demagnetization.
j. Minimum required surface illumination (visible or blacklight) of the part
under examination.