Fig. 6 The corresponding profiles of Specimen I and the
CODi, determined near the fatique crack front (arrows).
(a) profile 1, (b) profile 2, (c) profile 3.
10pm
10pm
Fig.7 The corresponding profiles of Specimen II, left
side. The specimen was precracked and broken up
at -196? C. The CODi value is smaller than the accuracy
of the measurement. (a) profile 1, (b) profile 2.